Check Alaska Airlines AS603 Flight Schedule

Stay Updated on your Alaska Airlines AS603 flight status updates here

Flight
Hotel
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Sun, 5 Apr 2026
Mon, 6 Apr 2026
Wed, 8 Apr 2026

From

Sun, 5 Apr 2026

Phoenix

(PHX)

12:06

3h 14m

To

Sun, 5 Apr 2026

Seattle

(SEA)

15:20

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Last Updated on

Flight Information Alaska Airlines AS603

Lowest Fare Month

Dec

Today’s Flight

DateDepartureArrivalDurationAircraft

Sunday

5 April 2026

12:06

Phoenix Sky Harbor International Airport

15:20

Seattle Tacoma International Airport

3h 14m-

Sunday

5 April 2026

12:06

Phoenix Sky Harbor International Airport

23:43

Oakland International Airport

11h 37m-

Upcoming Flight

DateDepartureArrivalDurationAircraft

Monday

6 April 2026

12:06

Phoenix Sky Harbor International Airport

15:20

Seattle Tacoma International Airport

3h 14m-

Wednesday

8 April 2026

12:06

Phoenix Sky Harbor International Airport

15:20

Seattle Tacoma International Airport

3h 14m-

Thursday

9 April 2026

12:06

Phoenix Sky Harbor International Airport

15:20

Seattle Tacoma International Airport

3h 14mBoeing 737-700

Friday

10 April 2026

12:06

Phoenix Sky Harbor International Airport

15:20

Seattle Tacoma International Airport

3h 14m-