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BUF to KIX: distance & flight time
Buffalo (Buffalo Niagara International Airport) → Osaka (Kansai International Airport)
6,677 mi
10,746 km · 5,802 nm
13h 34m
estimated nonstop flight time
+13h
time difference · heading northwest
See live BUF→KIX fares Phone-only fares on this route — call free
Flight time details
6,677 miles nonstop takes roughly 13h 34m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- BUF — Buffalo Niagara International Airport · Buffalo, United States
- KIX — Kansai International Airport · Osaka, 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 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
Near KIX
- UKB · Kobe Airport14 mi away
- ITM · Osaka International Airport27 mi away
- TKS · Tokushima Airport/JMSDF Air Base42 mi away
- SHM · Nanki Shirahama Airport53 mi away
Frequently asked questions
How far is BUF from KIX?
The flight distance from Buffalo (BUF) to Osaka (KIX) is 6,677 miles (10,746 km, 5,802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BUF to KIX?
A nonstop flight takes about 13h 34m 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 Buffalo and Osaka?
Osaka is 13 hours ahead of Buffalo.
What is the cheapest way to fly from BUF to KIX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BUF–KIX that never appear on search engines, with no booking fees.