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BTM to KUM: distance & flight time
Butte (Bert Mooney Airport) → Yakushima (Yakushima Airport)
5,851 mi
9,416 km · 5,084 nm
11h 56m
estimated nonstop flight time
+15h
time difference · heading northwest
See live BTM→KUM fares Phone-only fares on this route — call free
Flight time details
5,851 miles nonstop takes roughly 11h 56m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- BTM — Bert Mooney Airport · Butte, 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 BTM
- HLN · Helena Regional Airport51 mi away
- BZN · Gallatin Field66 mi away
- SMN · Lemhi County Airport88 mi away
- LVM · Mission Field100 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 BTM from KUM?
The flight distance from Butte (BTM) to Yakushima (KUM) is 5,851 miles (9,416 km, 5,084 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to KUM?
A nonstop flight takes about 11h 56m 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 Butte and Yakushima?
Yakushima is 15 hours ahead of Butte.
What is the cheapest way to fly from BTM to KUM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–KUM that never appear on search engines, with no booking fees.