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Direct flights from Seattle to Idaho Falls

Did you mean Flights from Idaho Falls to Seattle?

Flightmap/Flights from SEA/SEA to IDA

Seattle

United States

SEA

Seattle Tacoma International Airport

Idaho Falls

United States

IDA

Idaho Falls Regional Airport

Route
Nonstop service available
Distance
565 miles
Marketing airlines
3 airlines
Aircraft
1 aircraft type
Dates
Nov 2, 2026 – Oct 30, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-11-12 – 2026-12-11.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

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Explore these airports and cities

  • Flights from SEA
  • Flights to IDA

Seattle to Idaho Falls route overview

Seattle Tacoma International Airport (SEA) serves Seattle; Idaho Falls Regional Airport (IDA) serves Idaho Falls.

The airports are 565 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SEA to IDA.

Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY) and Qatar Airways (QR). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Nov 2, 2026 – Oct 30, 2027.

Marketing airlines on the Seattle to Idaho Falls route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

  • Finnair (AY)Codeshare only
  • Qatar Airways (QR)Codeshare only

Airline alliance affiliations represented: Oneworld

Aircraft flying from SEA to IDA

Frequently asked questions

Which airports serve the Seattle to Idaho Falls route?

Seattle Tacoma International Airport (SEA) is the origin airport and Idaho Falls Regional Airport (IDA) is the destination airport.

How far is Idaho Falls from Seattle?

SEA and IDA are approximately 565 miles apart by great-circle distance.

Are there direct flights from SEA to IDA?

Yes. Roame's current schedule feed shows nonstop service from SEA to IDA.

Which airlines market flights from SEA to IDA?

Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY) and Qatar Airways (QR). This list does not identify the operating airline for each flight; check the flight details before booking.

Which aircraft fly from SEA to IDA?

Aircraft listed in the current schedule include Embraer 175 (short wing) (E75).

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