Alaska Airlines flight AS 473: Saint Louis - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Mon-Thu,Sat,Sun 06:30 Saint Louis (STL) 1 08:54 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 MAX 9 (7M9) 4:24 Valid until 2025-05-01
Daily 06:30 Saint Louis (STL) 1 08:54 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 MAX 9 (7M9) 4:24 Effective 2025-05-02 through 2025-05-14
Daily 06:30 Saint Louis (STL) 1 09:00 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:30 Effective 2025-08-20 through 2025-10-03
Daily 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:29 Effective 2025-06-12 through 2025-07-11
Sat 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 MAX 9 (7M9) 4:29 Operates only on 2025-07-12
Daily 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:29 Effective 2025-07-13 through 2025-07-21
Tue,Fri 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 MAX 9 (7M9) 4:29 Effective 2025-07-22 through 2025-07-25
Mon-Thu,Sat,Sun 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:29 Effective 2025-07-23 through 2025-08-07
Fri 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 MAX 9 (7M9) 4:29 Operates only on 2025-08-01
Daily 06:41 Saint Louis (STL) 1 09:10 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:29 Effective 2025-08-08 through 2025-08-19
Daily 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:26 Effective 2025-10-04 through 2026-01-06
Daily 07:00 Saint Louis (STL) 1 09:26 Seattle-Tacoma (SEA) AS 473 Non-stop Boeing 737 (73J) 4:26 Effective from 2026-02-12

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Parallax here STL-SEA

AS 473 is a domestic flight departing from the Saint Louis airport (STL) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1704 miles, or 2743 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:24 and 4:30.

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Alaska Airlines flight AS 473:
Saint Louis - Seattle-Tacoma

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS473

06:30

Saint Louis (STL) 1

08:54

Seattle-Tacoma (SEA)

Valid until 2025-05-01

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 4:24, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS473

06:30

Saint Louis (STL) 1

08:54

Seattle-Tacoma (SEA)

Effective 2025-05-02 through 2025-05-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:24, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS473

06:30

Saint Louis (STL) 1

09:00

Seattle-Tacoma (SEA)

Effective 2025-08-20 through 2025-10-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:30, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Effective 2025-06-12 through 2025-07-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:29, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Operates only on 2025-07-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:29, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Effective 2025-07-13 through 2025-07-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:29, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Effective 2025-07-22 through 2025-07-25

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:29, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Effective 2025-07-23 through 2025-08-07

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 4:29, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Operates only on 2025-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:29, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS473

06:41

Saint Louis (STL) 1

09:10

Seattle-Tacoma (SEA)

Effective 2025-08-08 through 2025-08-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:29, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

07:00

Saint Louis (STL) 1

09:26

Seattle-Tacoma (SEA)

Effective 2025-10-04 through 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:26, non-stop
Boeing 737 (73J)

Alaska Airlines AS473

07:00

Saint Louis (STL) 1

09:26

Seattle-Tacoma (SEA)

Effective from 2026-02-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:26, non-stop
Boeing 737 (73J)

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Parallax here STL-SEA

AS 473 is a domestic flight departing from the Saint Louis airport (STL) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1704 miles, or 2743 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:24 and 4:30.

All Alaska Airlines flights

All STL-SEA flights

Return (SEA-STL) flights

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