Cheap flights from Idaho Falls (IDA) to Seattle (BFI)
Know your dates, get live prices in secondsHow to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
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How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
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How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
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Cheap flights from Idaho Falls to Seattle in February , March 2026
16 Feb - 06 Mar
$ 2,696.00
IDA
Idaho Falls
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
IDA
Idaho Falls
Last minute flights from Idaho Falls to Seattle
16 Feb - 02 Mar
$ 3,092.00
IDA
Idaho Falls
Allegiant Air
3 STOPS
BFI
Seattle
BFI
Seattle
Allegiant Air
3 STOPS
IDA
Idaho Falls
One-way flights to Seattle from Idaho Falls
10:31 PM - 6:45 PM
Air Excursions
Air Excursions
3 Stops
46h 4m
IDA - BFI
IDA - BFI
How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
Related info for your journey
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How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
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How to find the cheapest flight from Idaho Falls (IDA) to Seattle (BFI)
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