SeattleIdaho FallsDirect FlightsSEA–IDA
Seattle (Seattle-Tacoma International Airport) to Idaho Falls (Idaho Falls Regional Airport).
Flight time from SEA to IDA is estimated at about 1h 45m, based on the 565-mile great-circle distance. Our current captured departure sample includes 1-2/day across 2 captured airlines, with Alaska Airlines appearing most often in that sample. Captured departure times run from 12:35 to 20:00 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Captured freq. | Type |
|---|---|---|---|
| ~1h 45m Estimated from great-circle distance — no tracked flights yet. | 565 mi | 1-2/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured airlines for SEA to IDA
Our current provider sample includes 1-2/day from SEA to IDA across 2 captured airlines.
- First departure
- 12:35
- Last departure
- 20:00
- Cadence
- ~every 2 hours
- Captured departures/day
- 4
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | 1-2/day | Embraer E-Jet | 12:4519:5020:00 |
Aircraft on this route
Flying the other way?
IDA to SEA flights — 1/day on 1 airline →Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for SEA to IDA, last seen June 15, 2026. Frequency uses 13 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from SEA to IDA?
The SEA to IDA flight time is estimated at about 1h 45m from great-circle distance until enough tracked flights are available.
How far is SEA from IDA?
SEA to IDA is about 565 miles by air.
Which airlines fly from SEA to IDA?
Our current provider sample for SEA to IDA includes Alaska Airlines, American Airlines. Confirm live timetables before booking.
What aircraft fly from SEA to IDA?
Aircraft captured in our current provider sample for SEA to IDA include Embraer E-Jet.