Alaska Airlines

ASA603 / AS603

ICAO: ASA603 IATA: AS603

Click here to see all flights

Flight schedule

Select flight date

Departure

Arrive

Aircraft

Effective

Avalibility

11:46

Phoenix (PHX) T3

14:59

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

Now

Valid to

2026-06-08

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA603

Duration

3h 13m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

11:46

Phoenix (PHX) T3

14:59

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

Now

Valid to

2026-06-05

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Fridays

Alaska Airlines

ASA603

Duration

3h 13m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071

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

11:46

Phoenix (PHX) T3

14:59

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-04

Valid to

2026-06-07

sun

mon

tue

wed

thu

fri

sat

Thursdays and Sundays

Alaska Airlines

ASA603

Duration

3h 13m

Distance

1113 mi, 1791 km

Coreshare

DE 5071

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

11:46

Phoenix (PHX) T3

14:59

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-06-09

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 13m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-10

Valid to

2026-06-17

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday and Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-06-11

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-12

Valid to

2026-07-03

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-14

Valid to

2026-07-12

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7642 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-16

Valid to

2026-06-30

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-06-18

Valid to

2026-06-24

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-06-20

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-06-22

Valid to

2026-06-29

sun

mon

tue

wed

thu

fri

sat

Every Monday, Thursday and Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-01

Valid to

2026-07-02

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Thursdays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-07-04

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /JX 7017 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-06

sun

mon

tue

wed

thu

fri

sat

Every Monday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-07

Valid to

2026-07-16

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Wednesdays and Sundays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-07-08

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-15

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-17

Valid to

2026-08-14

sun

mon

tue

wed

thu

fri

sat

Every Friday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-18

Valid to

2026-07-22

sun

mon

tue

wed

thu

fri

sat

Every Monday, Wednesday and Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-07-19

Valid to

2026-08-02

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7642 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-21

Valid to

2026-08-11

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-07-23

Valid to

2026-08-06

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-25

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-07-27

Valid to

2026-08-03

sun

mon

tue

wed

thu

fri

sat

Mondays and Saturdays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-07-29

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-05

Valid to

2026-08-10

sun

mon

tue

wed

thu

fri

sat

Mondays and Wednesdays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-08

Valid to

2026-08-13

sun

mon

tue

wed

thu

fri

sat

Thursdays and Saturdays

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-08-09

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /FI 7642 /QR 3317

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

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-12

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

11:23

Phoenix (PHX) T3

14:30

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-15

Valid to

2026-08-17

sun

mon

tue

wed

thu

fri

sat

Every Monday, Saturday and Sunday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /QR 3317

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

11:22

Phoenix (PHX) T3

14:29

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-18

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 07m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /FI 7710 /JX 7013 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-08-19

Valid to

2026-08-22

sun

mon

tue

wed

thu

fri

sat

Wednesdays and Saturdays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

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

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737MAX 9 Passenger

Begins

2026-08-21

Valid to

2026-09-07

sun

mon

tue

wed

thu

fri

sat

Mondays and Fridays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-08-23

sun

mon

tue

wed

thu

fri

sat

Every Sunday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-08-26

Valid to

2026-08-30

sun

mon

tue

wed

thu

fri

sat

Every Wednesday, Saturday and Sunday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-08-27

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-01

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-09-02

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Begins

2026-09-03

Valid to

2026-09-06

sun

mon

tue

wed

thu

fri

sat

Thursdays and Sundays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:02

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-05

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-09-08

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-09

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-10

Valid to

2026-09-27

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays and Wednesdays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-15

Valid to

2026-09-16

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Wednesdays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737MAX 9 Passenger

Operates only

2026-09-22

sun

mon

tue

wed

thu

fri

sat

Every Tuesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

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

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-800 (winglets) Passenger/BBJ2

Operates only

2026-09-23

sun

mon

tue

wed

thu

fri

sat

Every Wednesday

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

DE 5071 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

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

Seats

160

Business

Economy

142

09:22

Phoenix (PHX) T3

12:34

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-09-28

Valid to

2026-10-02

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays and Sundays

Alaska Airlines

ASA603

Duration

3h 12m

Distance

1113 mi, 1791 km

Coreshare

AY 3914 /DE 5071 /QR 3317

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

12:14

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-03

Valid to

2026-10-26

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Tuesdays and Thursdays

Alaska Airlines

ASA603

Duration

3h 14m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

09:00

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-06

Valid to

2026-10-22

sun

mon

tue

wed

thu

fri

sat

Tuesdays and Thursdays

Alaska Airlines

ASA603

Duration

3h 14m

Distance

1113 mi, 1791 km

Coreshare

QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

09:00

Phoenix (PHX) T3

12:14

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-10-27

Valid to

2026-10-31

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Mondays and Sundays

Alaska Airlines

ASA603

Duration

3h 14m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

09:02

Phoenix (PHX) T3

11:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-11-01

Valid to

2026-11-18

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA603

Duration

3h 17m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

09:02

Phoenix (PHX) T3

11:19

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2026-11-19

sun

mon

tue

wed

thu

fri

sat

Every Thursday

Alaska Airlines

ASA603

Duration

3h 17m

Distance

1113 mi, 1791 km

Coreshare

FI 7710 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

12:50

Phoenix (PHX) T3

14:58

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

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

12:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-01

Valid to

2026-12-15

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays and Sundays

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

12:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-05

Valid to

2026-12-13

sun

mon

tue

wed

thu

fri

sat

Saturdays and Sundays

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5118

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

12:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2026-12-16

Valid to

2027-01-05

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

12:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-01-06

Valid to

2027-03-13

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-14

Valid to

2027-03-26

sun

mon

tue

wed

thu

fri

sat

Every day of the week except Saturdays

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Operates only

2027-03-20

sun

mon

tue

wed

thu

fri

sat

Every Saturday

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

DE 5118 /QR 3317

Same day flight

Yes

Terminal

Departure: T3

Meals

Onboard services

Wi-Fi

Seats

163

First class

Economy

149

11:50

Phoenix (PHX) T3

14:58

Seattle (SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

Begins

2027-03-27

Valid to

2027-05-12

sun

mon

tue

wed

thu

fri

sat

Every weekday

Alaska Airlines

ASA603

Duration

3h 08m

Distance

1113 mi, 1791 km

Coreshare

QR 3317

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

11:46 GMT-0700

SEA

Seattle, US

arrives TERMINAL N/A

Seattle - SEA

WEDNESDAY 03-JUN-2026

14:59 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 13m

Flights / Week

55 flights

Seats / Week

178 seats/flight

9790 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

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

04 Jun 2026

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

05 Jun 2026

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

07 Jun 2026

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

08 Jun 2026

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

09 Jun 2026

11:46

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

10 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

11 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

12 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

13 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

14 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

15 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

16 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

17 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

18 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

19 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

20 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

21 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

22 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

23 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

24 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

25 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

26 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

27 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

28 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

29 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

30 Jun 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737-900 (winglets) Passenger/BBJ3

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

01 Jul 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

02 Jul 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603
Date:

Time:

From:

To:

Aircraft:

Status:

03 Jul 2026

11:23

Phoenix(PHX)

Seattle(SEA)

Boeing 737MAX 9 Passenger

AS603