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YSM to LWT: distance & flight time
Fort Smith (Fort Smith Airport) → Lewistown (Lewistown Municipal Airport)
902 mi
1,451 km · 784 nm
2h 26m
estimated nonstop flight time
Same time
time difference · heading south
See live YSM→LWT fares Phone-only fares on this route — call free
Flight time details
902 miles nonstop takes roughly 2h 26m 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
- YSM — Fort Smith Airport · Fort Smith, Canada
- LWT — Lewistown Municipal Airport · Lewistown, 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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Near LWT
- GTF · Great Falls International Airport94 mi away
- BIL · Billings Logan International Airport96 mi away
- HVR · Havre City County Airport104 mi away
- LVM · Mission Field104 mi away
Frequently asked questions
How far is YSM from LWT?
The flight distance from Fort Smith (YSM) to Lewistown (LWT) is 902 miles (1,451 km, 784 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to LWT?
A nonstop flight takes about 2h 26m 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 cheapest way to fly from YSM to LWT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–LWT that never appear on search engines, with no booking fees.