Flights from Seattle to Idaho Falls

Did you mean Flights from Idaho Falls to Seattle?

Seattle

United States

SEA

Seattle Tacoma International Airport

Idaho Falls

United States

IDA

Idaho Falls Regional Airport

Distance: 565 miles

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: 2026-10-23 – 2026-11-21.

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.

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.

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.

More routes from Seattle

Published schedules are temporarily unavailable for SEA. Airport facts and route navigation remain available.