Need help booking?
Unpublished phone-only deals available
ITM to FSI: distance & flight time
Osaka (Osaka International Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
6,513 mi
10,481 km · 5,659 nm
13h 14m
estimated nonstop flight time
-14h
time difference · heading northeast
See live ITM→FSI fares Phone-only fares on this route — call free
Flight time details
6,513 miles nonstop takes roughly 13h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- ITM — Osaka International Airport · Osaka, Japan
- 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 ITM
- UKB · Kobe Airport16 mi away
- KIX · Kansai International Airport27 mi away
- TJH · Tajima Airport62 mi away
- TKS · Tokushima Airport/JMSDF Air Base65 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 ITM from FSI?
The flight distance from Osaka (ITM) to Fort Sill (FSI) is 6,513 miles (10,481 km, 5,659 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ITM to FSI?
A nonstop flight takes about 13h 14m 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 Osaka and Fort Sill?
Fort Sill is 14 hours behind Osaka.
What is the cheapest way to fly from ITM to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ITM–FSI that never appear on search engines, with no booking fees.