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YSP to YSM: distance & flight time
Marathon (Marathon Airport) → Fort Smith (Fort Smith Airport)
1,278 mi
2,057 km · 1,110 nm
3h 15m
estimated nonstop flight time
-2h
time difference · heading northwest
See live YSP→YSM fares Phone-only fares on this route — call free
Flight time details
1,278 miles nonstop takes roughly 3h 15m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YSP — Marathon Airport · Marathon, 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 YSP
- YMG · Manitouwadge Airport32 mi away
- YGQ · Geraldton Greenstone Regional Airport76 mi away
- YHN · Hornepayne Municipal Airport78 mi away
- YXZ · Wawa Airport90 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 YSP from YSM?
The flight distance from Marathon (YSP) to Fort Smith (YSM) is 1,278 miles (2,057 km, 1,110 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSP to YSM?
A nonstop flight takes about 3h 15m 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 time difference between Marathon and Fort Smith?
Fort Smith is 2 hours behind Marathon.
What is the cheapest way to fly from YSP to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSP–YSM that never appear on search engines, with no booking fees.