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YSM to GTF: distance & flight time
Fort Smith (Fort Smith Airport) → Great Falls (Great Falls International Airport)
867 mi
1,395 km · 753 nm
2h 21m
estimated nonstop flight time
Same time
time difference · heading south
See live YSM→GTF fares Phone-only fares on this route — call free
Flight time details
867 miles nonstop takes roughly 2h 21m 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
- GTF — Great Falls International Airport · Great 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 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is YSM from GTF?
The flight distance from Fort Smith (YSM) to Great Falls (GTF) is 867 miles (1,395 km, 753 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to GTF?
A nonstop flight takes about 2h 21m 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 YSM to GTF?
Nonstop service on YSM–GTF 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 21m nonstop estimate.
What is the cheapest way to fly from YSM to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–GTF that never appear on search engines, with no booking fees.
Why are some YSM to GTF fares phone-only?
Consolidator contracts let us sell certain YSM–GTF 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.