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IAH to FSM: distance & flight time
Houston (George Bush Intercontinental Houston Airport) → Fort Smith (Fort Smith Regional Airport)
374 mi
602 km · 325 nm
1h 27m
estimated nonstop flight time
Same time
time difference · heading north
See live IAH→FSM fares Phone-only fares on this route — call free
Flight time details
374 miles nonstop takes roughly 1h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IAH — George Bush Intercontinental Houston Airport · Houston, United States
- FSM — Fort Smith Regional Airport · Fort Smith, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
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
Frequently asked questions
How far is IAH from FSM?
The flight distance from Houston (IAH) to Fort Smith (FSM) is 374 miles (602 km, 325 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAH to FSM?
A nonstop flight takes about 1h 27m 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 IAH to FSM?
Nonstop service on IAH–FSM 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 1h 27m nonstop estimate.
What is the cheapest way to fly from IAH to FSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAH–FSM that never appear on search engines, with no booking fees.
Why are some IAH to FSM fares phone-only?
Consolidator contracts let us sell certain IAH–FSM 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.