Need help booking?
Unpublished phone-only deals available
FSI to KUM: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Yakushima (Yakushima Airport)
6,924 mi
11,144 km · 6,017 nm
14h 3m
estimated nonstop flight time
+14h
time difference · heading northwest
See live FSI→KUM fares Phone-only fares on this route — call free
Flight time details
6,924 miles nonstop takes roughly 14h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-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
- KUM — Yakushima Airport · Yakushima, Japan
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 KUM
- TNE · New Tanegashima Airport25 mi away
- KOJ · Kagoshima Airport98 mi away
- KMI · Miyazaki Airport113 mi away
- ASJ · Amami Airport147 mi away
Frequently asked questions
How far is FSI from KUM?
The flight distance from Fort Sill (FSI) to Yakushima (KUM) is 6,924 miles (11,144 km, 6,017 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to KUM?
A nonstop flight takes about 14h 3m 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 Yakushima?
Yakushima is 14 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–KUM that never appear on search engines, with no booking fees.