Airlines with flights from Idaho Falls to Seattle

There are two airlines with scheduled flights between IDA and SEA. Alaska Airlines is the only airline with non-stop flights from Idaho Falls Rgnl to Seattle Airport and the flight time is 1 hour and 57 minutes.

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Direct

$Alaska Airlines from {( $airportFrom->city_name }} to Seattle$

Non-stop

1h 57min

NEW

Via Portland

3h 19min

Via Salt Lake City

4h 0min

Schedules

Non-stop with Alaska Airlines

Total flight time: 1 hour and 57 minutes
One World Alliance
Seattle is a Alaska Airlines hub (Primary hub).

14 flights per week
Embraer 175
First class available

IDA

Direct

SEA

Flight

Mon

Aug 3

Tue

Aug 4

Wed

Aug 5

Thu

Aug 6

Fri

Aug 7

Sat

Aug 8

Sun

Aug 9

AS3054

07:15

AS3489

13:43

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The timetable & schedule information was updated at 2026-04-21

Via Portland with Alaska Airlines

Total flight time: 3h 19m - 5h 40m.
One World Alliance
Seattle is a Alaska Airlines hub (Primary hub).

14 flights per week
Embraer 175

IDA

Via PDX

SEA

Flight

Mon

Aug 3

Tue

Aug 4

Wed

Aug 5

Thu

Aug 6

Fri

Aug 7

Sat

Aug 8

Sun

Aug 9

AS3421
AS430

16:14

SHOW RETURN SCHEDULE

CLOSE RETURN SCHEDULE

CHECK PRICES FOR IDA - SEA

The timetable & schedule information was updated at 2026-04-21

Via Salt Lake City with Delta Air Lines

Total flight time: 4h 00m - 6h 26m.
Sky Team Alliance
Seattle is a Delta Air Lines hub.

97 flights per week

IDA

Via SLC

SEA

Flight

Mon

Aug 3

Tue

Aug 4

Wed

Aug 5

Thu

Aug 6

Fri

Aug 7

Sat

Aug 8

Sun

Aug 9

DL2335
DL2874