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10/21/2026
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Seattle to Idaho Falls Flight Deals

Call us for phone only deals at 
One Way Round Trip
SEA Seattle Oct 21, 2026
IDA Idaho Falls
from C$222.3
Book Now
*All fares above were last found on:
Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202606~Ref:CdfKAeIXDUqOTOwoDK91dw

Book Flights from Seattle to Idaho Falls

CheapOair.ca will help you to find our best deals on flights from Seattle to Idaho Falls. With our search technology, effortlessly searching flight routes across hundreds of airlines has never been easier or more convenient. With CheapOair.ca, we aim to make it simple and quick to search, select and save on the flights that best suit your needs and budget.

No matter if you are traveling for business or pleasure, we offer a wide range of deals from business class discounts to last minute flight deals to destinations like Idaho Falls. Whether you are planning ahead or looking for last minute tickets, CheapOair has the right flights at the right price. After booking your ticket, explore this page to view blog posts about this destination, learn more about hotels near IDA and read reviews from others who booked their flights with CheapOair.ca.

Insights About Flying from Seattle to Idaho Falls

What time does the last flight to Idaho Falls (IDA) depart from SEA?

The last flight to Idaho Falls usually departs between 12:00AM - 1:00AM. This information is helpful for travelers who prefer late-night departures to plan their journey accordingly.

What is the air distance between Seattle to Idaho Falls?

The direct air distance between Seattle and Idaho Falls is approximately 565 miles. This represents the shortest path between the two cities, commonly known as the "as-the-crow-flies" distance, measured from airport to airport. This distance is often used when calculating flight durations or planning air travel routes.

How many non-stop flights are available from SEA to IDA?

A total of 1 flights fly nonstop from Seattle to Idaho Falls. This information is crucial for travelers who prioritize convenience and shorter travel times when selecting their flights.

Which is the busiest day for passengers traveling between Seattle to Idaho Falls?

The busiest day for passengers flying between Seattle to Idaho Falls is Wednesday. Being aware of the peak travel day can help you plan your trip to avoid overcrowded flights or airports.

§ All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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