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BTM to GRM: distance & flight time
Butte (Bert Mooney Airport) → Grand Marais (Grand Marais Cook County Airport)
1,048 mi
1,687 km · 911 nm
2h 45m
estimated nonstop flight time
+1h
time difference · heading east
See live BTM→GRM fares Phone-only fares on this route — call free
Flight time details
1,048 miles nonstop takes roughly 2h 45m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- BTM — Bert Mooney Airport · Butte, United States
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is BTM from GRM?
The flight distance from Butte (BTM) to Grand Marais (GRM) is 1,048 miles (1,687 km, 911 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to GRM?
A nonstop flight takes about 2h 45m 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 Grand Marais?
Grand Marais is 1 hour ahead of Butte.
What is the cheapest way to fly from BTM to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–GRM that never appear on search engines, with no booking fees.