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IWK to GTF: distance & flight time
Iwakuni (Iwakuni Marine Corps Air Station) → Great Falls (Great Falls International Airport)
5,562 mi
8,951 km · 4,833 nm
11h 22m
estimated nonstop flight time
—
time difference · heading northeast
See live IWK→GTF fares Phone-only fares on this route — call free
Flight time details
5,562 miles nonstop takes roughly 11h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IWK — Iwakuni Marine Corps Air Station · Iwakuni, Japan
- GTF — Great Falls International Airport · Great Falls, 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 IWK
- HIW · Hiroshimanishi Airport18 mi away
- MYJ · Matsuyama Airport34 mi away
- HIJ · Hiroshima Airport44 mi away
- IWJ · Iwami Airport45 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is IWK from GTF?
The flight distance from Iwakuni (IWK) to Great Falls (GTF) is 5,562 miles (8,951 km, 4,833 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IWK to GTF?
A nonstop flight takes about 11h 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 cheapest way to fly from IWK to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWK–GTF that never appear on search engines, with no booking fees.