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STK to YSM: distance & flight time
Sterling (Sterling Municipal Airport) → Fort Smith (Fort Smith Airport)
1,392 mi
2,240 km · 1,209 nm
3h 30m
estimated nonstop flight time
Same time
time difference · heading north
See live STK→YSM fares Phone-only fares on this route — call free
Flight time details
1,392 miles nonstop takes roughly 3h 30m 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
- STK — Sterling Municipal Airport · Sterling, United States
- YSM — Fort Smith Airport · Fort Smith, Canada
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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 mi away
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
Frequently asked questions
How far is STK from YSM?
The flight distance from Sterling (STK) to Fort Smith (YSM) is 1,392 miles (2,240 km, 1,209 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to YSM?
A nonstop flight takes about 3h 30m 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 STK to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–YSM that never appear on search engines, with no booking fees.