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BTM to CEI: distance & flight time
Butte (Bert Mooney Airport) → Chiang Rai (Chiang Rai International Airport)
7,452 mi
11,993 km · 6,476 nm
15h 5m
estimated nonstop flight time
+13h
time difference · heading northwest
See live BTM→CEI fares Phone-only fares on this route — call free
Flight time details
7,452 miles nonstop takes roughly 15h 5m 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
- BTM — Bert Mooney Airport · Butte, United States
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is BTM from CEI?
The flight distance from Butte (BTM) to Chiang Rai (CEI) is 7,452 miles (11,993 km, 6,476 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to CEI?
A nonstop flight takes about 15h 5m 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 Chiang Rai?
Chiang Rai is 13 hours ahead of Butte.
What is the cheapest way to fly from BTM to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–CEI that never appear on search engines, with no booking fees.