Alaska Airlines

ASA439 / AS439

ICAO: ASA439 IATA: AS439

Click here to see all flights

Flight schedule

Select flight date

Departure

Arrive

Aircraft

Effective

Avalibility

14:46

Houston (IAH) TA

17:40

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

Now

Valid to

2026-06-06

sun

mon

tue

wed

thu

fri

sat

Every Monday, Thursday, Friday and Saturday

Alaska Airlines

ASA439

Duration

4h 54m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:46

Houston (IAH) TA

17:40

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

Now

Valid to

2026-06-09

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Sunday

Alaska Airlines

ASA439

Duration

4h 54m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-10

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-06-11

Valid to

2026-06-12

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2146

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-13

Valid to

2026-06-15

sun

mon

tue

wed

thu

fri

sat

Every Monday, Saturday and Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2171

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-16

Valid to

2026-06-19

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Wednesday and Friday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-18

Valid to

2026-06-21

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Saturday and Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2961

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-22

Valid to

2026-06-27

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Wednesdays and Sundays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2184

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-24

Valid to

2026-06-30

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-28

Valid to

2026-06-29

sun

mon

tue

wed

thu

fri

sat

Mondays and Sundays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2098

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-01

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2083

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-02

Valid to

2026-07-05

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2080

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-06

Valid to

2026-07-09

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Thursday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2195

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-08

Valid to

2026-07-10

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Fridays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2093

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-11

Valid to

2026-07-14

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Saturday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2096

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-07-12

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2098

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-15

Valid to

2026-07-21

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Wednesday and Saturday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-16

Valid to

2026-07-17

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2096

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-19

Valid to

2026-07-20

sun

mon

tue

wed

thu

fri

sat

Mondays and Sundays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2098

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-22

Valid to

2026-07-25

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Saturdays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-23

Valid to

2026-07-24

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2057

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-26

Valid to

2026-08-04

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Wednesday and Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2093

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-27

Valid to

2026-07-30

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Thursday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2091

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-07-31

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2071

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-01

Valid to

2026-08-08

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-03

Valid to

2026-08-10

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2091

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-05

Valid to

2026-08-07

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Thursday and Friday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-09

Valid to

2026-08-16

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Saturday and Sunday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2093

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-11

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-13

Valid to

2026-08-14

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2184

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-17

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 2091

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:38

Houston (IAH) TA

17:21

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-18

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA439

Duration

4h 43m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-19

Valid to

2026-08-21

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Fridays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-20

Valid to

2026-08-25

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Thursdays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-22

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-23

Valid to

2026-08-30

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday, Saturday and Sunday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-26

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-27

Valid to

2026-09-02

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-31

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-01

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-03

Valid to

2026-09-07

sun

mon

tue

wed

thu

fri

sat

Every Monday, Thursday, Friday and Sunday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-05

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-08

Valid to

2026-09-09

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-10

Valid to

2026-09-17

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-12

Valid to

2026-09-21

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Saturday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-13

Valid to

2026-09-27

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-09-16

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-18

Valid to

2026-09-24

sun

mon

tue

wed

thu

fri

sat

Thursdays and Fridays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-22

Valid to

2026-09-23

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-25

Valid to

2026-10-02

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday and Saturday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-09-29

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

163

First class

Economy

149

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-30

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

178

First class

Economy

162

14:34

Houston (IAH) TA

17:19

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-10-01

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA439

Duration

4h 45m

Distance

1883 mi, 3030 km

Coreshare

QR 8818

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Entertainment on-demand, In-seat power source, Wi-Fi

Seats

160

Business

Economy

142

14:52

Houston (IAH) TA

17:41

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-03

Valid to

2026-10-30

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 49m

Distance

1883 mi, 3030 km

Coreshare

QR 3400

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

14:52

Houston (IAH) TA

17:41

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-10-31

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA439

Duration

4h 49m

Distance

1883 mi, 3030 km

Coreshare

QR 3400

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

14:24

Houston (IAH) TA

17:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-01

Valid to

2026-11-19

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 53m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-20

Valid to

2026-11-30

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-01

Valid to

2026-12-14

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-12-15

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-16

Valid to

2027-01-04

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-05

Valid to

2027-03-13

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-14

Valid to

2027-03-16

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday and Sunday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-17

Valid to

2027-04-13

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-04-14

Valid to

2027-05-11

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

19:10

Houston (IAH) TA

21:54

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2027-05-12

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA439

Duration

4h 44m

Distance

1883 mi, 3030 km

Coreshare

QR 3381

Same day flight

Yes

Terminal

Departure: TA

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

TERMINAL A

According to schedule

Live tracker

IAH

Houston, US

left TERMINAL A

Houston - IAH

THURSDAY 04-JUN-2026

14:46 GMT-0500

SEA

Seattle, US

arrives TERMINAL N/A

Seattle - SEA

THURSDAY 04-JUN-2026

17:40 GMT-0700

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

1872 miles, 3013 km

Actual distance

1883 miles, 3030 km

0.59%

Flight time

4h 54m

Flights / Week

19 flights

Seats / Week

178 seats/flight

3382 seats/week

Upcoming scheduled flights in the coming 30 days

Date

Time

From

To

Aircraft

Status
Date:

Time:

From:

To:

Aircraft:

Status:

04 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

05 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

06 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

07 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

08 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

09 Jun 2026

14:46

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

10 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

11 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

12 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

13 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

14 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

15 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

16 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

17 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

18 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

19 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

20 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

21 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

22 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

23 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

24 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

25 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

26 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

27 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

28 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

29 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

30 Jun 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

01 Jul 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

02 Jul 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jul 2026

14:38

Houston(IAH)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS439

ASA439 information

A domestic route in USA departing from Houston (IAH) and arriving at Seattle (SEA).

The timezone of the departure airport is UTC -5, and the timezone of the arrival airport is UTC -7.

The current time at the point of departure is 7:06pm, and 5:06pm at the point of arrival. There is a -2 hour time difference between the airports.

The flight distance is 1883 miles, or 3030 km.

For direct flights, the flight time is about 4:54.

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Departure

Select destination

Round trip

One way

Destination

Same Drop Off

Different Drop Off

Drop Location

Departure date

Check In

Pick Up Date

Depart Date

Return date

Check Out

Drop off Date

Return Date

Travelers

Guests

{{ travelers }} persons

Adults

Children

Infants

Cabin class

Economy

Premium Economy

Business

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Rooms

{{ rooms }} RoomRooms

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Pick Up Time

Depart Time

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AM/PM

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Other flights between Houston and Seattle with Alaska Airlines

Popular Airports

Popular Airlines

Alaska Airlines

ASA439 / AS439

Flight schedule

General route info

Frequency:

Direct distance

Actual distance

Flight time

Flights / Week

Seats / Week

Upcoming scheduled flights in the coming 30 days

ASA439 information

Houston (IAH) Flight Deals

Houston Hotel Deals

Houston (IAH) Rental Cars

Houston (IAH) Parking

Other flights between Houston and Seattle with Alaska Airlines

Popular Airports

Popular Airlines

Alaska Airlines

ASA439 / AS439

Flight schedule

General route info

Frequency:

Direct distance

Actual distance

Flight time

Flights / Week

Seats / Week

Upcoming scheduled flights in the coming 30 days

ASA439 information

Houston (IAH) Flight Deals

Houston Hotel Deals

Houston (IAH) Rental Cars

Houston (IAH) Parking

Select Destination Airport

Select Departure Airport

Other flights between Houston and Seattle with Alaska Airlines

Houston (IAH) Flight Deals

Houston Hotel Deals

Houston (IAH) Rental Cars

Houston (IAH) Parking

Select Destination Airport

Select Departure Airport