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YTH to FSI: distance & flight time
Thompson (Thompson Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,462 mi
2,352 km · 1,270 nm
3h 39m
estimated nonstop flight time
Same time
time difference · heading south
See live YTH→FSI fares Phone-only fares on this route — call free
Flight time details
1,462 miles nonstop takes roughly 3h 39m 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
- YTH — Thompson Airport · Thompson, 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 YTH
- PIW · Pikwitonei Airport31 mi away
- YTD · Thicket Portage Airport34 mi away
- KES · Kelsey Airport55 mi away
- ZAC · York Landing Airport72 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 YTH from FSI?
The flight distance from Thompson (YTH) to Fort Sill (FSI) is 1,462 miles (2,352 km, 1,270 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YTH to FSI?
A nonstop flight takes about 3h 39m 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 YTH to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YTH–FSI that never appear on search engines, with no booking fees.