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FSI to ISE: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Isparta (Süleyman Demirel International Airport)
6,447 mi
10,376 km · 5,603 nm
13h 7m
estimated nonstop flight time
+8h
time difference · heading northeast
See live FSI→ISE fares Phone-only fares on this route — call free
Flight time details
6,447 miles nonstop takes roughly 13h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- ISE — Süleyman Demirel International Airport · Isparta, Turkey
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 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
Near ISE
- DNZ · Çardak Airport37 mi away
- AFY · Afyon Airport61 mi away
- AYT · Antalya International Airport70 mi away
- USQ · Uşak Airport75 mi away
Frequently asked questions
How far is FSI from ISE?
The flight distance from Fort Sill (FSI) to Isparta (ISE) is 6,447 miles (10,376 km, 5,603 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to ISE?
A nonstop flight takes about 13h 7m 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 Sill and Isparta?
Isparta is 8 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to ISE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–ISE that never appear on search engines, with no booking fees.