# Distance between Bangor, ME (BGR) and Butte, MT (BTM)

Flight distance from Bangor to Butte (Bangor International Airport – Bert Mooney Airport) is 2100 miles / 3379 kilometers / 1825 nautical miles. Estimated flight time is 4 hours 28 minutes.

Driving distance from Bangor (BGR) to Butte (BTM) is 2532 miles / 4075 kilometers and travel time by car is about 45 hours 12 minutes.

## Map of flight path and driving directions from Bangor to Butte.

Shortest flight path between Bangor International Airport (BGR) and Bert Mooney Airport (BTM).

## How far is Butte from Bangor?

There are several ways to calculate distances between Bangor and Butte. Here are two common methods:

Vincenty's formula (applied above)
• 2099.874 miles
• 3379.419 kilometers
• 1824.740 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 2093.979 miles
• 3369.933 kilometers
• 1819.618 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

## Airport information

A Bangor International Airport
City: Bangor, ME
Country: United States
IATA Code: BGR
ICAO Code: KBGR
Coordinates: 44°48′26″N, 68°49′41″W

B Bert Mooney Airport
City: Butte, MT
Country: United States
IATA Code: BTM
ICAO Code: KBTM
Coordinates: 45°57′17″N, 112°29′49″W

## Time difference and current local times

The time difference between Bangor and Butte is 2 hours. Butte is 2 hours behind Bangor.

EDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 229 kg (504 pounds).

## Frequent Flyer Miles Calculator

Bangor (BGR) → Butte (BTM).

Distance:
2100
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2100

Round trip?