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BTM to ASJ: distance & flight time
Butte (Bert Mooney Airport) → Amami (Amami Airport)
5,992 mi
9,643 km · 5,207 nm
12h 13m
estimated nonstop flight time
+15h
time difference · heading northwest
See live BTM→ASJ fares Phone-only fares on this route — call free
Flight time details
5,992 miles nonstop takes roughly 12h 13m 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
- ASJ — Amami Airport · Amami, 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 ASJ
- KKX · Kikai Airport15 mi away
- TKN · Tokunoshima Airport65 mi away
- OKE · Okierabu Airport93 mi away
- RNJ · Yoron Airport125 mi away
Frequently asked questions
How far is BTM from ASJ?
The flight distance from Butte (BTM) to Amami (ASJ) is 5,992 miles (9,643 km, 5,207 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to ASJ?
A nonstop flight takes about 12h 13m 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 Amami?
Amami is 15 hours ahead of Butte.
What is the cheapest way to fly from BTM to ASJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–ASJ that never appear on search engines, with no booking fees.