How far is Cat Lake from Butte, MT?

The distance between Butte (Bert Mooney Airport) and Cat Lake (Cat Lake Airport) is 1019 miles / 1640 kilometers / 886 nautical miles.

The driving distance from Butte (BTM) to Cat Lake (YAC) is 1381 miles / 2223 kilometers, and travel time by car is about 30 hours 18 minutes.

Distance from Butte to Cat Lake

There are several ways to calculate the distance from Butte to Cat Lake. Here are two standard methods:

Vincenty's formula (applied above)

• 1019.306 miles
• 1640.414 kilometers
• 885.753 nautical miles

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

Haversine formula

• 1016.691 miles
• 1636.206 kilometers
• 883.481 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).

How long does it take to fly from Butte to Cat Lake?

The estimated flight time from Bert Mooney Airport to Cat Lake Airport is 2 hours and 25 minutes.

What is the time difference between Butte and Cat Lake?

The time difference between Butte and Cat Lake is 1 hour. Cat Lake is 1 hour ahead of Butte.

Flight carbon footprint between Bert Mooney Airport (BTM) and Cat Lake Airport (YAC)

On average, flying from Butte to Cat Lake generates about 152 kg of CO2 per passenger, and 152 kilograms equals 335 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Butte to Cat Lake

See the map of the shortest flight path between Bert Mooney Airport (BTM) and Cat Lake Airport (YAC).

Airport information

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

Destination	Cat Lake Airport
City:	Cat Lake
Country:	Canada
IATA Code:	YAC
ICAO Code:	CYAC
Coordinates:	51°43′37″N, 91°49′27″W