Alaska Airlines

ASA637 / AS637

ICAO: ASA637 IATA: AS637

Click here to see all flights

Flight schedule

Select flight date

Departure

Arrive

Aircraft

Effective

Avalibility

09:00

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

Now

Valid to

2026-06-06

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday, Thursday and Saturday

Alaska Airlines

ASA637

Duration

3h 17m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7642 /QR 2140

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:00

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-05

Valid to

2026-06-07

sun

mon

tue

wed

thu

fri

sat

Fridays and Sundays

Alaska Airlines

ASA637

Duration

3h 17m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /FI 7642

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:00

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-08

Valid to

2026-06-09

sun

mon

tue

wed

thu

fri

sat

Mondays and Tuesdays

Alaska Airlines

ASA637

Duration

3h 17m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7642 /QR 2140

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-10

Valid to

2026-06-18

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-11

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2149

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-06-16

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-19

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-06-20

Valid to

2026-06-21

sun

mon

tue

wed

thu

fri

sat

Saturdays and Sundays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-22

Valid to

2026-06-29

sun

mon

tue

wed

thu

fri

sat

Mondays and Saturdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-06-23

Valid to

2026-06-26

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Fridays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-24

Valid to

2026-06-25

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-28

Valid to

2026-07-12

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Friday and Sunday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-01

Valid to

2026-07-06

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday and Thursday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-07-04

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-08

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-09

Valid to

2026-07-16

sun

mon

tue

wed

thu

fri

sat

Every Monday, Thursday and Saturday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-14

Valid to

2026-07-15

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-17

Valid to

2026-08-02

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-18

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-07-21

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-07-28

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-08-01

Valid to

2026-08-05

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Saturdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-03

Valid to

2026-08-11

sun

mon

tue

wed

thu

fri

sat

Every Monday, Tuesday, Thursday and Sunday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-08-07

Valid to

2026-08-14

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-08

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-12

Valid to

2026-08-18

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Wednesday and Sunday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-08-13

Valid to

2026-08-15

sun

mon

tue

wed

thu

fri

sat

Thursdays and Saturdays

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:10

Phoenix (PHX) T3

12:17

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-17

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA637

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-19

Valid to

2026-09-02

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-08-20

Valid to

2026-08-23

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Sunday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-22

Valid to

2026-08-24

sun

mon

tue

wed

thu

fri

sat

Mondays and Saturdays

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /JX 7013 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-25

Valid to

2026-09-01

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Thursdays

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-28

Valid to

2026-08-31

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday and Saturday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-30

Valid to

2026-09-06

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-09-03

Valid to

2026-09-05

sun

mon

tue

wed

thu

fri

sat

Every Thursday, Friday and Saturday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:27

Phoenix (PHX) T3

14:37

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-09-07

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA637

Duration

3h 10m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-08

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-09

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-10

Valid to

2026-09-16

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-11

Valid to

2026-09-14

sun

mon

tue

wed

thu

fri

sat

Every Monday, Friday, Saturday and Sunday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-15

Valid to

2026-09-18

sun

mon

tue

wed

thu

fri

sat

Every Tuesday, Thursday and Friday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-19

Valid to

2026-09-20

sun

mon

tue

wed

thu

fri

sat

Saturdays and Sundays

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /JX 7013 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-21

Valid to

2026-09-28

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

AY 3950 /DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-22

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-23

Valid to

2026-09-26

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Friday and Saturday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-24

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-27

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

178

First class

Economy

162

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-29

Valid to

2026-10-01

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Thursdays

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

163

First class

Economy

149

11:31

Phoenix (PHX) T3

14:39

Seattle (SEA)

Boeing 737MAX 8 Passenger

Begins

2026-09-30

Valid to

2026-10-02

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Fridays

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

146

First class

Economy

135

11:32

Phoenix (PHX) T3

14:44

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-03

Valid to

2026-10-31

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA637

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:32

Phoenix (PHX) T3

14:44

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-04

Valid to

2026-10-27

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays

Alaska Airlines

ASA637

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5263 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:32

Phoenix (PHX) T3

14:44

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-28

Valid to

2026-10-30

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Thursday and Friday

Alaska Airlines

ASA637

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

15:50

Seattle (SEA)

16:50

Portland (PDX)

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

ASA637

Duration

1h 00m

Distance

130 mi, 209 km

Coreshare

BA 2995 /QR 3388

Same day flight

Yes

Terminal

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:50

Phoenix (PHX) T3

13:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-20

Valid to

2027-03-13

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

10:50

Phoenix (PHX) T3

13:58

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

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

10:50

Phoenix (PHX) T3

13:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-17

Valid to

2027-03-25

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Fridays

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

10:50

Phoenix (PHX) T3

13:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2027-03-19

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

10:50

Phoenix (PHX) T3

13:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-26

Valid to

2027-05-12

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA637

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 2147

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

TERMINAL 3

According to schedule

Live tracker

PHX

Phoenix, US

left TERMINAL 3

Phoenix - PHX

WEDNESDAY 03-JUN-2026

09:00 GMT-0700

SEA

Seattle, US

arrives TERMINAL N/A

Seattle - SEA

WEDNESDAY 03-JUN-2026

12:17 GMT-0700

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

1107 miles, 1781 km

Actual distance

1113 miles, 1791 km

0.54%

Flight time

3h 17m

Flights / Week

55 flights

Seats / Week

163 seats/flight

8965 seats/week

Upcoming scheduled flights in the coming 30 days

Date

Time

From

To

Aircraft

Status
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

04 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

05 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

06 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

07 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

08 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

09 Jun 2026

09:00

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

10 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

11 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

12 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

13 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

14 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

15 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

16 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

17 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

18 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

19 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

20 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

21 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

22 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

23 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

24 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

25 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

26 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

27 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

28 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

29 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

30 Jun 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

01 Jul 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

02 Jul 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jul 2026

09:10

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS637