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BTM to GNI: distance & flight time
Butte (Bert Mooney Airport) → Green Island (Lyudao Airport)
6,616 mi
10,648 km · 5,749 nm
13h 26m
estimated nonstop flight time
+14h
time difference · heading northwest
See live BTM→GNI fares Phone-only fares on this route — call free
Flight time details
6,616 miles nonstop takes roughly 13h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- BTM — Bert Mooney Airport · Butte, United States
- GNI — Lyudao Airport · Green Island, Taiwan
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 GNI
- TTT · Taitung Airport24 mi away
- KYD · Lanyu Airport45 mi away
- PIF · Pingtung North Airport63 mi away
- HCN · Hengchun Airport64 mi away
Frequently asked questions
How far is BTM from GNI?
The flight distance from Butte (BTM) to Green Island (GNI) is 6,616 miles (10,648 km, 5,749 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to GNI?
A nonstop flight takes about 13h 26m 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 Green Island?
Green Island is 14 hours ahead of Butte.
What is the cheapest way to fly from BTM to GNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–GNI that never appear on search engines, with no booking fees.