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IDA to DSM: distance & flight time
Idaho Falls (Idaho Falls Regional Airport) → Des Moines (Des Moines International Airport)
945 mi
1,521 km · 821 nm
2h 31m
estimated nonstop flight time
+1h
time difference · heading east
See live IDA→DSM fares Phone-only fares on this route — call free
Flight time details
945 miles nonstop takes roughly 2h 31m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- IDA — Idaho Falls Regional Airport · Idaho Falls, United States
- DSM — Des Moines International Airport · Des Moines, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Near DSM
- OTM · Ottumwa Regional Airport70 mi away
- FOD · Fort Dodge Regional Airport75 mi away
- ALO · Waterloo Regional Airport96 mi away
- CID · The Eastern Iowa Airport104 mi away
Frequently asked questions
How far is IDA from DSM?
The flight distance from Idaho Falls (IDA) to Des Moines (DSM) is 945 miles (1,521 km, 821 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IDA to DSM?
A nonstop flight takes about 2h 31m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Idaho Falls and Des Moines?
Des Moines is 1 hour ahead of Idaho Falls.
What is the cheapest way to fly from IDA to DSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IDA–DSM that never appear on search engines, with no booking fees.