How far is Butte, MT, from Kolkata?

The distance between Kolkata (Netaji Subhas Chandra Bose International Airport) and Butte (Bert Mooney Airport) is 7530 miles / 12119 kilometers / 6544 nautical miles.

Distance from Kolkata to Butte

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

Vincenty's formula (applied above)

• 7530.354 miles
• 12118.930 kilometers
• 6543.699 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

• 7517.651 miles
• 12098.486 kilometers
• 6532.660 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 Kolkata to Butte?

The estimated flight time from Netaji Subhas Chandra Bose International Airport to Bert Mooney Airport is 14 hours and 45 minutes.

What is the time difference between Kolkata and Butte?

The time difference between Kolkata and Butte is 12 hours 30 minutes. Butte is 12 hours 30 minutes behind Kolkata.

Flight carbon footprint between Netaji Subhas Chandra Bose International Airport (CCU) and Bert Mooney Airport (BTM)

On average, flying from Kolkata to Butte generates about 930 kg of CO2 per passenger, and 930 kilograms equals 2 051 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Kolkata to Butte

See the map of the shortest flight path between Netaji Subhas Chandra Bose International Airport (CCU) and Bert Mooney Airport (BTM).

Airport information

Origin	Netaji Subhas Chandra Bose International Airport
City:	Kolkata
Country:	India
IATA Code:	CCU
ICAO Code:	VECC
Coordinates:	22°39′16″N, 88°26′48″E

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