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Distance between Biratnagar (BIR) and Kathmandu (KTM)

Flight distance from Biratnagar to Kathmandu (Biratnagar Airport – Tribhuvan International Airport) is 144 miles / 232 kilometers / 125 nautical miles. Estimated flight time is 46 minutes.

Driving distance from Biratnagar (BIR) to Kathmandu (KTM) is 231 miles / 371 kilometers and travel time by car is about 4 hours 37 minutes.

Biratnagar – Kathmandu

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144
Miles
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232
Kilometers
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125
Nautical miles

How far is Kathmandu from Biratnagar?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 144.147 miles
  • 231.983 kilometers
  • 125.261 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
  • 144.146 miles
  • 231.980 kilometers
  • 125.259 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 Biratnagar to Kathmandu?

Estimated flight time from Biratnagar Airport to Tribhuvan International Airport is 46 minutes.

What is the time difference between Biratnagar and Kathmandu?

There is no time difference between Biratnagar and Kathmandu.

Flight carbon footprint between Biratnagar Airport (BIR) and Tribhuvan International Airport (KTM)

On average flying from Biratnagar to Kathmandu generates about 46 kg of CO2 per passenger, 46 kilograms is equal to 102 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Biratnagar to Kathmandu

Shortest flight path between Biratnagar Airport (BIR) and Tribhuvan International Airport (KTM).

Airport information

Origin Biratnagar Airport
City: Biratnagar
Country: Nepal Flag of Nepal
IATA Code: BIR
ICAO Code: VNVT
Coordinates: 26°28′53″N, 87°15′50″E
Destination Tribhuvan International Airport
City: Kathmandu
Country: Nepal Flag of Nepal
IATA Code: KTM
ICAO Code: VNKT
Coordinates: 27°41′47″N, 85°21′32″E