Alaska Airlines flight AS 478: Seattle-Tacoma - Las Vegas Harry Reid

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 18:50 Seattle-Tacoma (SEA) 21:27 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:37 Effective from 2026-06-10
Daily 19:50 Seattle-Tacoma (SEA) 22:20 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:30 Effective 2026-03-18 through 2026-05-12
Thu,Fri 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 MAX 9 (7M9) 2:36 Effective 2026-02-12 through 2026-02-27
Mon-Wed,Sat,Sun 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:36 Effective 2026-02-14 through 2026-03-04
Mon-Thu,Sat 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:36 Effective 2026-03-05 through 2026-03-14
Fri,Sun 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 MAX 9 (7M9) 2:36 Effective 2026-03-06 through 2026-03-13
Tue,Sun 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:36 Effective 2026-03-15 through 2026-03-17
Mon 20:20 Seattle-Tacoma (SEA) 22:56 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 MAX 9 (7M9) 2:36 Operates only on 2026-03-16
Thu,Fri,Sun 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737-800 (73H) 2:32 Effective 2026-01-08 through 2026-01-11
Mon,Thu,Sat 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:32 Effective 2026-01-10 through 2026-01-17
Mon,Fri 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737-800 (73H) 2:32 Effective 2026-01-16 through 2026-01-23
Thu,Sat,Sun 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:32 Effective 2026-01-18 through 2026-01-24
Sun 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2026-01-25
Mon,Sat,Sun 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:32 Effective 2026-01-26 through 2026-02-01
Mon,Thu,Fri 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737-800 (73H) 2:32 Effective 2026-01-29 through 2026-02-06
Mon,Sat 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:32 Effective 2026-02-07 through 2026-02-09
Sun 20:40 Seattle-Tacoma (SEA) 23:12 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2026-02-08
Mon,Wed-Sat 21:15 Seattle-Tacoma (SEA) 23:48 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737 (73J) 2:33 Valid until 2026-01-05
Tue,Sun 21:15 Seattle-Tacoma (SEA) 23:48 Las Vegas Harry Reid (LAS) 3
AS 478 Non-stop Boeing 737-800 (73H) 2:33 Effective 2026-01-04 through 2026-01-06
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Alaska Airlines flight AS 478:
Seattle-Tacoma - Las Vegas Harry Reid
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS478
18:50
Seattle-Tacoma (SEA)

21:27
Las Vegas Harry Reid (LAS) 3
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:37, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
19:50
Seattle-Tacoma (SEA)

22:20
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-18 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:30, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-12 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:36, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-14 through 2026-03-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 2:36, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-05 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 2:36, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-06 through 2026-03-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:36, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-15 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:36, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:20
Seattle-Tacoma (SEA)

22:56
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-03-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:36, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-08 through 2026-01-11
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:32, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-10 through 2026-01-17
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 2:32, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-16 through 2026-01-23
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-18 through 2026-01-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 2:32, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-01-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-26 through 2026-02-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:32, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-29 through 2026-02-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-07 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:32, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
20:40
Seattle-Tacoma (SEA)

23:12
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS478
21:15
Seattle-Tacoma (SEA)

23:48
Las Vegas Harry Reid (LAS) 3
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:33, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS478
21:15
Seattle-Tacoma (SEA)

23:48
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-04 through 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:33, non-stop
Boeing 737-800 (73H)
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Parallax here SEA-LAS
  • AS 478 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Las Vegas Harry Reid airport (LAS).
  • The flight distance is 866 miles, or 1394 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:30 and 2:37.
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