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YMM to FSI: distance & flight time
Fort Mcmurray (Fort McMurray Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,635 mi
2,632 km · 1,421 nm
3h 40m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YMM→FSI fares Phone-only fares on this route — call free
Flight time details
1,635 miles nonstop takes roughly 3h 40m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- YMM — Fort McMurray Airport · Fort Mcmurray, Canada
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 YMM
- HZP · Fort Mackay / Horizon Airport53 mi away
- YVT · Buffalo Narrows Airport121 mi away
- YPY · Fort Chipewyan Airport146 mi away
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is YMM from FSI?
The flight distance from Fort Mcmurray (YMM) to Fort Sill (FSI) is 1,635 miles (2,632 km, 1,421 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YMM to FSI?
A nonstop flight takes about 3h 40m 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 Fort Mcmurray and Fort Sill?
Fort Sill is 1 hour ahead of Fort Mcmurray.
What is the cheapest way to fly from YMM to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YMM–FSI that never appear on search engines, with no booking fees.