How far is Lopez, WA, from Butte, MT?

The distance between Butte (Bert Mooney Airport) and Lopez (Lopez Island Airport) is 521 miles / 839 kilometers / 453 nautical miles.

The driving distance from Butte (BTM) to Lopez (LPS) is 692 miles / 1113 kilometers, and travel time by car is about 13 hours 16 minutes.

Distance from Butte to Lopez

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

Vincenty's formula (applied above)

• 521.027 miles
• 838.512 kilometers
• 452.760 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

• 519.688 miles
• 836.357 kilometers
• 451.596 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 Lopez?

The estimated flight time from Bert Mooney Airport to Lopez Island Airport is 1 hour and 29 minutes.

What is the time difference between Butte and Lopez?

The time difference between Butte and Lopez is 1 hour. Lopez is 1 hour behind Butte.

Flight carbon footprint between Bert Mooney Airport (BTM) and Lopez Island Airport (LPS)

On average, flying from Butte to Lopez generates about 102 kg of CO2 per passenger, and 102 kilograms equals 224 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 Lopez

See the map of the shortest flight path between Bert Mooney Airport (BTM) and Lopez Island Airport (LPS).

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	Lopez Island Airport
City:	Lopez, WA
Country:	United States
IATA Code:	LPS
ICAO Code:	S31
Coordinates:	48°29′2″N, 122°56′16″W