All airlines flying from Seattle-Tacoma (SEA) to Helena (HLN).

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed 13:05 Seattle-Tacoma (SEA) 15:43 Helena (HLN)
Alaska Airlines AS 2040 Non-stop Embraer EMB 175 (E75) 1:38 Operates only on 2026-03-18
Daily 13:05 Seattle-Tacoma (SEA) 15:38 Helena (HLN)
Alaska Airlines AS 2040 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-03-19 through 2026-05-12
Daily 13:21 Seattle-Tacoma (SEA) 15:59 Helena (HLN)
Alaska Airlines AS 2040 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-02-12 through 2026-03-17
Daily 12:59 Seattle-Tacoma (SEA) 15:31 Helena (HLN)
Alaska Airlines AS 2222 Non-stop Embraer EMB 175 (E75) 1:32 Effective from 2026-06-10
Daily 13:00 Seattle-Tacoma (SEA) 15:31 Helena (HLN)
Alaska Airlines AS 2222 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-05-13 through 2026-06-09
Daily 15:17 Seattle-Tacoma (SEA) 17:55 Helena (HLN)
Alaska Airlines AS 2222 Non-stop Embraer EMB 175 (E75) 1:38 Valid until 2026-01-06
Daily 15:31 Seattle-Tacoma (SEA) 18:11 Helena (HLN)
Alaska Airlines AS 2436 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-07 through 2026-02-11
Direct Codeshare Flights:
Daily 15:31 Seattle-Tacoma (SEA) 18:11 Helena (HLN)
Qatar Airways QR 2135 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 2436)
Daily 15:17 Seattle-Tacoma (SEA) 17:55 Helena (HLN)
Qatar Airways QR 3394 Non-stop Embraer EMB 175 (E75) 1:38 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 2222)
Daily 12:59 Seattle-Tacoma (SEA) 15:31 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:32 Effective from 2026-06-10
Codeshare flight, operated by Alaska Airlines.(AS 2222)
Daily 13:00 Seattle-Tacoma (SEA) 15:31 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 2222)
Wed 13:05 Seattle-Tacoma (SEA) 15:43 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:38 Operates only on 2026-03-18
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 13:05 Seattle-Tacoma (SEA) 15:38 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-03-19 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 13:21 Seattle-Tacoma (SEA) 15:59 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-02-12 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 15:17 Seattle-Tacoma (SEA) 17:55 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:38 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 2222)
Daily 15:31 Seattle-Tacoma (SEA) 18:11 Helena (HLN)
Korean Air KE 6033 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 2436)
Wed 13:05 Seattle-Tacoma (SEA) 15:43 Helena (HLN)
Hawaiian Airlines HA 6713 Non-stop Embraer EMB 175 (E75) 1:38 Operates only on 2026-03-18
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 13:05 Seattle-Tacoma (SEA) 15:38 Helena (HLN)
Hawaiian Airlines HA 6713 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-03-19 through 2026-04-21
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 13:21 Seattle-Tacoma (SEA) 15:59 Helena (HLN)
Hawaiian Airlines HA 6713 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-02-12 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 2040)
Daily 15:31 Seattle-Tacoma (SEA) 18:11 Helena (HLN)
Hawaiian Airlines HA 6713 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 2436)
Daily 15:17 Seattle-Tacoma (SEA) 17:55 Helena (HLN)
Hawaiian Airlines HA 6714 Non-stop Embraer EMB 175 (E75) 1:38 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 2222)
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All airlines flying from Seattle-Tacoma (SEA) to Helena (HLN).
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS2040
13:05
Seattle-Tacoma (SEA)

15:43
Helena (HLN)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2040
13:05
Seattle-Tacoma (SEA)

15:38
Helena (HLN)
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2040
13:21
Seattle-Tacoma (SEA)

15:59
Helena (HLN)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2222
12:59
Seattle-Tacoma (SEA)

15:31
Helena (HLN)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2222
13:00
Seattle-Tacoma (SEA)

15:31
Helena (HLN)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2222
15:17
Seattle-Tacoma (SEA)

17:55
Helena (HLN)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2436
15:31
Seattle-Tacoma (SEA)

18:11
Helena (HLN)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR2135
15:31
Seattle-Tacoma (SEA)

18:11
Helena (HLN)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2436)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qatar Airways QR3394
15:17
Seattle-Tacoma (SEA)

17:55
Helena (HLN)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2222)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
12:59
Seattle-Tacoma (SEA)

15:31
Helena (HLN)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2222)
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
13:00
Seattle-Tacoma (SEA)

15:31
Helena (HLN)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2222)
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
13:05
Seattle-Tacoma (SEA)

15:43
Helena (HLN)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
13:05
Seattle-Tacoma (SEA)

15:38
Helena (HLN)
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
13:21
Seattle-Tacoma (SEA)

15:59
Helena (HLN)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
15:17
Seattle-Tacoma (SEA)

17:55
Helena (HLN)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2222)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Korean Air KE6033
15:31
Seattle-Tacoma (SEA)

18:11
Helena (HLN)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2436)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Hawaiian Airlines HA6713
13:05
Seattle-Tacoma (SEA)

15:43
Helena (HLN)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Hawaiian Airlines HA6713
13:05
Seattle-Tacoma (SEA)

15:38
Helena (HLN)
Effective 2026-03-19 through 2026-04-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Hawaiian Airlines HA6713
13:21
Seattle-Tacoma (SEA)

15:59
Helena (HLN)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2040)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Hawaiian Airlines HA6713
15:31
Seattle-Tacoma (SEA)

18:11
Helena (HLN)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2436)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Hawaiian Airlines HA6714
15:17
Seattle-Tacoma (SEA)

17:55
Helena (HLN)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2222)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
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Parallax here SEA-HLN
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Helena airport (HLN).
  • The flight distance is 489 miles, or 787 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 1:31 and 1:40.
Return (HLN-SEA) flights
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