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YBY to YSM: distance & flight time
Bonnyville (Bonnyville Airport) → Fort Smith (Fort Smith Airport)
398 mi
640 km · 345 nm
1h 31m
estimated nonstop flight time
Same time
time difference · heading north
See live YBY→YSM fares Phone-only fares on this route — call free
Flight time details
398 miles nonstop takes roughly 1h 31m 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
- YBY — Bonnyville Airport · Bonnyville, Canada
- 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 YBY
- YOD · CFB Cold Lake20 mi away
- YVG · Vermilion Airport66 mi away
- YLL · Lloydminster Airport74 mi away
- YLJ · Meadow Lake Airport91 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 YBY from YSM?
The flight distance from Bonnyville (YBY) to Fort Smith (YSM) is 398 miles (640 km, 345 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YBY to YSM?
A nonstop flight takes about 1h 31m 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 YBY to YSM?
Nonstop service on YBY–YSM 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 31m nonstop estimate.
What is the cheapest way to fly from YBY to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YBY–YSM that never appear on search engines, with no booking fees.
Why are some YBY to YSM fares phone-only?
Consolidator contracts let us sell certain YBY–YSM 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.