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FSM to IDA: distance & flight time
Fort Smith (Fort Smith Regional Airport) → Idaho Falls (Idaho Falls Regional Airport)
1,098 mi
1,766 km · 954 nm
2h 51m
estimated nonstop flight time
-1h
time difference · heading northwest
See live FSM→IDA fares Phone-only fares on this route — call free
Flight time details
1,098 miles nonstop takes roughly 2h 51m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- FSM — Fort Smith Regional Airport · Fort Smith, United States
- IDA — Idaho Falls Regional Airport · Idaho Falls, 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 FSM
- FYV · Drake Field47 mi away
- XNA · Northwest Arkansas Regional Airport65 mi away
- MLC · Mc Alester Regional Airport86 mi away
- OKM · Okmulgee Regional Airport92 mi away
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
Frequently asked questions
How far is FSM from IDA?
The flight distance from Fort Smith (FSM) to Idaho Falls (IDA) is 1,098 miles (1,766 km, 954 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSM to IDA?
A nonstop flight takes about 2h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from FSM to IDA?
Nonstop service on FSM–IDA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 51m nonstop estimate.
What is the time difference between Fort Smith and Idaho Falls?
Idaho Falls is 1 hour behind Fort Smith.
What is the cheapest way to fly from FSM to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSM–IDA that never appear on search engines, with no booking fees.
Why are some FSM to IDA fares phone-only?
Consolidator contracts let us sell certain FSM–IDA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.