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OSK to FSI: distance & flight time
Oskarshamn (Oskarshamn Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
5,046 mi
8,121 km · 4,385 nm
10h 22m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSK→FSI fares Phone-only fares on this route — call free
Flight time details
5,046 miles nonstop takes roughly 10h 22m 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
- OSK — Oskarshamn Airport · Oskarshamn, Sweden
- 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 OSK
- HLF · Hultsfred Airport28 mi away
- KLR · Kalmar Airport47 mi away
- VXO · Växjö Kronoberg Airport72 mi away
- VBY · Visby 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 OSK from FSI?
The flight distance from Oskarshamn (OSK) to Fort Sill (FSI) is 5,046 miles (8,121 km, 4,385 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSK to FSI?
A nonstop flight takes about 10h 22m 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 Oskarshamn and Fort Sill?
Fort Sill is 7 hours behind Oskarshamn.
What is the cheapest way to fly from OSK to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSK–FSI that never appear on search engines, with no booking fees.