Need help booking?
Unpublished phone-only deals available
INW to FSI: distance & flight time
Winslow (Winslow Lindbergh Regional Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
699 mi
1,125 km · 607 nm
1h 59m
estimated nonstop flight time
+2h
time difference · heading east
See live INW→FSI fares Phone-only fares on this route — call free
Flight time details
699 miles nonstop takes roughly 1h 59m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- INW — Winslow Lindbergh Regional Airport · Winslow, United States
- 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 INW
- FLG · Flagstaff Pulliam Airport54 mi away
- SDX · Sedona Airport62 mi away
- SOW · Show Low Regional Airport66 mi away
- PHX · Phoenix Sky Harbor International Airport132 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 INW from FSI?
The flight distance from Winslow (INW) to Fort Sill (FSI) is 699 miles (1,125 km, 607 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from INW to FSI?
A nonstop flight takes about 1h 59m 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 Winslow and Fort Sill?
Fort Sill is 2 hours ahead of Winslow.
What is the cheapest way to fly from INW to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on INW–FSI that never appear on search engines, with no booking fees.