Idaho Falls — Seattle
06/09/2026
Departure
Direct flight
AS3332
starting at $188
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Idaho Falls to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Idaho Falls to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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Idaho Falls — Seattle
06/09/2026
Departure
Direct flight
AS3332
starting at $188
starting at $188
On the Idaho Falls — Seattle route, flights are operated only by Alaska Airlines. This simplifies the choice for passengers, as all tickets come from a single trusted carrier. Our service lets you instantly check fares for upcoming dates and find the most advantageous option. The minimum ticket price starts at $188, making this trip affordable for a wide range of travelers. To save even more, we recommend booking early and keeping an eye on promotions — Alaska Airlines regularly offers special deals.
There are most likely no direct flights on the Idaho Falls — Seattle route
The cheapest one-way flight from Idaho Falls to Seattle departs on 06/09/2026, is operated by Alaska Airlines and costs $188
There is no information about the cheapest roundtrip flight from Idaho Falls to Seattle
Fastest flight from Idaho Falls to Seattle takes 2h 3m
There are direct flights on this route 1 day a week: Tu
The distance between Idaho Falls and Seattle is 918km (569 miles). There are 2 direct flights from Idaho Falls to Seattle. The time difference between Idaho Falls and Seattle is 1h. Flights from Idaho Falls begin at 6:00 AM. The latest flight from Idaho Falls departs at 1:54 PM
We couldn't find any special offers for flights from Idaho Falls to Seattle
The cheapest flight ticket from Idaho Falls to Seattle according to data for the last 48 hours costs $188
Often the best time to buy tickets from Idaho Falls to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Idaho Falls to Seattle can be found flying in these months: June.
The fastest flights from Idaho Falls to Seattle start from 2 hours 3 minutes in the air.
The following airlines operate direct flights on the route Idaho Falls — Seattle: Alaska Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Idaho Falls to Seattle