Alaska Airlines flights from Helena (HLN) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 16:10 Helena (HLN) 16:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 2040 Non-stop Embraer EMB 175 (E75) 1:49 Effective from 2024-05-16
Daily 14:56 Helena (HLN) 15:41 Seattle-Tacoma (SEA)
Alaska Airlines AS 2348 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2024-04-16 through 2024-05-15
Mon-Fri,Sun 15:59 Helena (HLN) 16:41 Seattle-Tacoma (SEA)
Alaska Airlines AS 2348 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2024-03-14 through 2024-04-15
Sat 16:04 Helena (HLN) 16:46 Seattle-Tacoma (SEA)
Alaska Airlines AS 2348 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2024-03-16 through 2024-04-13
Daily 15:54 Helena (HLN) 16:39 Seattle-Tacoma (SEA)
Alaska Airlines AS 3328 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2024-01-08 through 2024-02-14
Daily 15:59 Helena (HLN) 16:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 3328 Non-stop Embraer EMB 175 (E75) 2:00 Valid until 2024-01-07
Daily 16:05 Helena (HLN) 16:53 Seattle-Tacoma (SEA)
Alaska Airlines AS 3328 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2024-02-15 through 2024-03-08
Mon-Wed,Sun 16:05 Helena (HLN) 16:53 Seattle-Tacoma (SEA)
Alaska Airlines AS 3328 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2024-03-10 through 2024-03-13
Sat 16:05 Helena (HLN) 16:53 Seattle-Tacoma (SEA)
Alaska Airlines AS 3385 Non-stop Embraer EMB 175 (E75) 1:48 Operates only on 2024-03-09




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Alaska Airlines flights from Helena (HLN) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS2040
16:10
Helena (HLN)

16:59
Seattle-Tacoma (SEA)
Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:49, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS2348
14:56
Helena (HLN)

15:41
Seattle-Tacoma (SEA)
Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS2348
15:59
Helena (HLN)

16:41
Seattle-Tacoma (SEA)
Effective 2024-03-14 through 2024-04-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS2348
16:04
Helena (HLN)

16:46
Seattle-Tacoma (SEA)
Effective 2024-03-16 through 2024-04-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS3328
15:54
Helena (HLN)

16:39
Seattle-Tacoma (SEA)
Effective 2024-01-08 through 2024-02-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS3328
15:59
Helena (HLN)

16:59
Seattle-Tacoma (SEA)
Valid until 2024-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS3328
16:05
Helena (HLN)

16:53
Seattle-Tacoma (SEA)
Effective 2024-02-15 through 2024-03-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS3328
16:05
Helena (HLN)

16:53
Seattle-Tacoma (SEA)
Effective 2024-03-10 through 2024-03-13
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS3385
16:05
Helena (HLN)

16:53
Seattle-Tacoma (SEA)
Operates only on 2024-03-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
  • A domestic route departing from the Helena airport (HLN) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 489 miles, or 787 km.
  • The timezone of the departure airport is UTC-7 , 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 1:42 and 2:00.
All HLN-SEA flights
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