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LSE to FSM: distance & flight time
La Crosse (La Crosse Municipal Airport) → Fort Smith (Fort Smith Regional Airport)
613 mi
986 km · 533 nm
1h 48m
estimated nonstop flight time
Same time
time difference · heading south
See live LSE→FSM fares Phone-only fares on this route — call free
Flight time details
613 miles nonstop takes roughly 1h 48m gate to gate, flying south. 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
- LSE — La Crosse Municipal Airport · La Crosse, 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 LSE
- VOK · Volk Field50 mi away
- PCD · Prairie Du Chien Municipal Airport60 mi away
- RST · Rochester International Airport62 mi away
- EAU · Chippewa Valley Regional Airport69 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 LSE from FSM?
The flight distance from La Crosse (LSE) to Fort Smith (FSM) is 613 miles (986 km, 533 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LSE to FSM?
A nonstop flight takes about 1h 48m 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 LSE to FSM?
Nonstop service on LSE–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 48m nonstop estimate.
What is the cheapest way to fly from LSE to FSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LSE–FSM that never appear on search engines, with no booking fees.
Why are some LSE to FSM fares phone-only?
Consolidator contracts let us sell certain LSE–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.