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IWK to BUF: distance & flight time
Iwakuni (Iwakuni Marine Corps Air Station) → Buffalo (Buffalo Niagara International Airport)
6,763 mi
10,884 km · 5,877 nm
13h 44m
estimated nonstop flight time
—
time difference · heading north
See live IWK→BUF fares Phone-only fares on this route — call free
Flight time details
6,763 miles nonstop takes roughly 13h 44m gate to gate, flying north. 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
- BUF — Buffalo Niagara International Airport · Buffalo, 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 BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is IWK from BUF?
The flight distance from Iwakuni (IWK) to Buffalo (BUF) is 6,763 miles (10,884 km, 5,877 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IWK to BUF?
A nonstop flight takes about 13h 44m 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 BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IWK–BUF that never appear on search engines, with no booking fees.