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KSC to FSI: distance & flight time
Kosice (Košice Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
5,590 mi
8,996 km · 4,857 nm
11h 26m
estimated nonstop flight time
-7h
time difference · heading northwest
See live KSC→FSI fares Phone-only fares on this route — call free
Flight time details
5,590 miles nonstop takes roughly 11h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- KSC — Košice Airport · Kosice, Slovakia
- 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 KSC
- UDJ · Uzhhorod International Airport47 mi away
- TAT · Poprad-Tatry Airport54 mi away
- DEB · Debrecen International Airport83 mi away
- SLD · Sliač Airport96 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 KSC from FSI?
The flight distance from Kosice (KSC) to Fort Sill (FSI) is 5,590 miles (8,996 km, 4,857 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSC to FSI?
A nonstop flight takes about 11h 26m 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 Kosice and Fort Sill?
Fort Sill is 7 hours behind Kosice.
What is the cheapest way to fly from KSC to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSC–FSI that never appear on search engines, with no booking fees.