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IBR to FSI: distance & flight time
Ibaraki (Hyakuri Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
6,251 mi
10,060 km · 5,432 nm
12h 43m
estimated nonstop flight time
-14h
time difference · heading northeast
See live IBR→FSI fares Phone-only fares on this route — call free
Flight time details
6,251 miles nonstop takes roughly 12h 43m 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
- IBR — Hyakuri Airport · Ibaraki, 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 IBR
- NRT · Narita International Airport29 mi away
- HND · Tokyo Haneda International Airport56 mi away
- OKO · Yokota Air Base67 mi away
- FKS · Fukushima 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 IBR from FSI?
The flight distance from Ibaraki (IBR) to Fort Sill (FSI) is 6,251 miles (10,060 km, 5,432 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IBR to FSI?
A nonstop flight takes about 12h 43m 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 Ibaraki and Fort Sill?
Fort Sill is 14 hours behind Ibaraki.
What is the cheapest way to fly from IBR to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IBR–FSI that never appear on search engines, with no booking fees.