Alaska Airlines flights from Seattle-Tacoma (SEA) to Idaho Falls (IDA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed 12:40 Seattle-Tacoma (SEA) 15:23 Idaho Falls (IDA)
Alaska Airlines AS 2018 Non-stop Embraer EMB 175 (E75) 1:43 Operates only on 2026-03-18
Daily 12:40 Seattle-Tacoma (SEA) 15:20 Idaho Falls (IDA)
Alaska Airlines AS 2018 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-03-19 through 2026-05-12
Daily 12:48 Seattle-Tacoma (SEA) 15:29 Idaho Falls (IDA)
Alaska Airlines AS 2018 Non-stop Embraer EMB 175 (E75) 1:41 Effective from 2026-06-10
Daily 12:52 Seattle-Tacoma (SEA) 15:40 Idaho Falls (IDA)
Alaska Airlines AS 2018 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2026-05-13 through 2026-06-09
Daily 19:55 Seattle-Tacoma (SEA) 22:34 Idaho Falls (IDA)
Alaska Airlines AS 2025 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2026-05-13 through 2026-06-09
Daily 15:35 Seattle-Tacoma (SEA) 18:18 Idaho Falls (IDA)
Alaska Airlines AS 2086 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-01-08 through 2026-02-11
Wed 19:55 Seattle-Tacoma (SEA) 22:38 Idaho Falls (IDA)
Alaska Airlines AS 2215 Non-stop Embraer EMB 175 (E75) 1:43 Operates only on 2026-03-18
Daily 19:55 Seattle-Tacoma (SEA) 22:35 Idaho Falls (IDA)
Alaska Airlines AS 2215 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-03-19 through 2026-05-12
Daily 19:55 Seattle-Tacoma (SEA) 22:39 Idaho Falls (IDA)
Alaska Airlines AS 2215 Non-stop Embraer EMB 175 (E75) 1:44 Effective from 2026-06-10
Daily 20:16 Seattle-Tacoma (SEA) 22:59 Idaho Falls (IDA)
Alaska Airlines AS 2215 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-01-07 through 2026-02-11
Wed 15:35 Seattle-Tacoma (SEA) 18:18 Idaho Falls (IDA)
Alaska Airlines AS 2256 Non-stop Embraer EMB 175 (E75) 1:43 Operates only on 2026-01-07
Tue 21:21 Seattle-Tacoma (SEA) 00:07 Idaho Falls (IDA)
Alaska Airlines AS 2259 Non-stop Embraer EMB 175 (E75) 1:46 Operates only on 2026-01-06
The flight arrives 1 day after departure.
Daily 13:59 Seattle-Tacoma (SEA) 16:43 Idaho Falls (IDA)
Alaska Airlines AS 2450 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-02-12 through 2026-03-17
Daily 20:52 Seattle-Tacoma (SEA) 23:36 Idaho Falls (IDA)
Alaska Airlines AS 2458 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-02-12 through 2026-03-17
Mon,Tue,Thu,Fri 11:20 Seattle-Tacoma (SEA) 14:06 Idaho Falls (IDA)
Alaska Airlines AS 3026 Non-stop Embraer EMB 175 (E75) 1:46 Valid until 2026-01-06
Wed,Sat,Sun 11:42 Seattle-Tacoma (SEA) 14:32 Idaho Falls (IDA)
Alaska Airlines AS 3026 Non-stop Embraer EMB 175 (E75) 1:50 Valid until 2026-01-04
Daily 21:21 Seattle-Tacoma (SEA) 00:07 Idaho Falls (IDA)
Alaska Airlines AS 3422 Non-stop Embraer EMB 175 (E75) 1:46 Valid until 2026-01-05
The flight arrives 1 day after departure.




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Alaska Airlines flights from Seattle-Tacoma (SEA) to Idaho Falls (IDA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS2018
12:40
Seattle-Tacoma (SEA)

15:23
Idaho Falls (IDA)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2018
12:40
Seattle-Tacoma (SEA)

15:20
Idaho Falls (IDA)
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2018
12:48
Seattle-Tacoma (SEA)

15:29
Idaho Falls (IDA)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2018
12:52
Seattle-Tacoma (SEA)

15:40
Idaho Falls (IDA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2025
19:55
Seattle-Tacoma (SEA)

22:34
Idaho Falls (IDA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2086
15:35
Seattle-Tacoma (SEA)

18:18
Idaho Falls (IDA)
Effective 2026-01-08 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2215
19:55
Seattle-Tacoma (SEA)

22:38
Idaho Falls (IDA)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2215
19:55
Seattle-Tacoma (SEA)

22:35
Idaho Falls (IDA)
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2215
19:55
Seattle-Tacoma (SEA)

22:39
Idaho Falls (IDA)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2215
20:16
Seattle-Tacoma (SEA)

22:59
Idaho Falls (IDA)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2256
15:35
Seattle-Tacoma (SEA)

18:18
Idaho Falls (IDA)
Operates only on 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2259
21:21
Seattle-Tacoma (SEA)

00:07(+1)
Idaho Falls (IDA)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.
Direct Flights:
Alaska Airlines AS2450
13:59
Seattle-Tacoma (SEA)

16:43
Idaho Falls (IDA)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2458
20:52
Seattle-Tacoma (SEA)

23:36
Idaho Falls (IDA)
Effective 2026-02-12 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3026
11:20
Seattle-Tacoma (SEA)

14:06
Idaho Falls (IDA)
Valid until 2026-01-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3026
11:42
Seattle-Tacoma (SEA)

14:32
Idaho Falls (IDA)
Valid until 2026-01-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3422
21:21
Seattle-Tacoma (SEA)

00:07(+1)
Idaho Falls (IDA)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Idaho Falls airport (IDA).
  • The flight distance is 565 miles, or 909 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 1:39 and 1:50.
All SEA-IDA flights
All Alaska Airlines flights
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