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YSO to FSI: distance & flight time
Postville (Postville Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
2,309 mi
3,715 km · 2,006 nm
5h
estimated nonstop flight time
-2h
time difference · heading west
See live YSO→FSI fares Phone-only fares on this route — call free
Flight time details
2,309 miles nonstop takes roughly 5h gate to gate, flying west. 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
- YSO — Postville Airport · Postville, 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 YSO
- YMN · Makkovik Airport26 mi away
- YHO · Hopedale Airport41 mi away
- YRG · Rigolet Airport73 mi away
- YNP · Natuashish Airport88 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 YSO from FSI?
The flight distance from Postville (YSO) to Fort Sill (FSI) is 2,309 miles (3,715 km, 2,006 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSO to FSI?
A nonstop flight takes about 5h 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 Postville and Fort Sill?
Fort Sill is 2 hours behind Postville.
What is the cheapest way to fly from YSO to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSO–FSI that never appear on search engines, with no booking fees.