Need help booking?
Unpublished phone-only deals available
BTM to GRB: distance & flight time
Butte (Bert Mooney Airport) → Green Bay (Austin Straubel International Airport)
1,186 mi
1,908 km · 1,030 nm
3h 3m
estimated nonstop flight time
+1h
time difference · heading east
See live BTM→GRB fares Phone-only fares on this route — call free
Flight time details
1,186 miles nonstop takes roughly 3h 3m 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
- GRB — Austin Straubel International Airport · Green Bay, 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 GRB
- ATW · Appleton International Airport25 mi away
- OSH · Wittman Regional Airport41 mi away
- MNM · Menominee Regional Airport50 mi away
- SBM · Sheboygan County Memorial Airport51 mi away
Frequently asked questions
How far is BTM from GRB?
The flight distance from Butte (BTM) to Green Bay (GRB) is 1,186 miles (1,908 km, 1,030 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTM to GRB?
A nonstop flight takes about 3h 3m 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 Bay?
Green Bay is 1 hour ahead of Butte.
What is the cheapest way to fly from BTM to GRB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTM–GRB that never appear on search engines, with no booking fees.