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How far is Janakpur from Colombo?

The distance between Colombo (Bandaranaike International Airport) and Janakpur (Janakpur Airport) is 1400 miles / 2254 kilometers / 1217 nautical miles.

Bandaranaike International Airport – Janakpur Airport

Distance arrow
1400
Miles
Distance arrow
2254
Kilometers
Distance arrow
1217
Nautical miles

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Distance from Colombo to Janakpur

There are several ways to calculate the distance from Colombo to Janakpur. Here are two standard methods:

Vincenty's formula (applied above)
  • 1400.474 miles
  • 2253.844 kilometers
  • 1216.979 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
  • 1406.337 miles
  • 2263.281 kilometers
  • 1222.074 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 Colombo to Janakpur?

The estimated flight time from Bandaranaike International Airport to Janakpur Airport is 3 hours and 9 minutes.

Flight carbon footprint between Bandaranaike International Airport (CMB) and Janakpur Airport (JKR)

On average, flying from Colombo to Janakpur generates about 173 kg of CO2 per passenger, and 173 kilograms equals 382 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Colombo to Janakpur

See the map of the shortest flight path between Bandaranaike International Airport (CMB) and Janakpur Airport (JKR).

Airport information

Origin Bandaranaike International Airport
City: Colombo
Country: Sri Lanka Flag of Sri Lanka
IATA Code: CMB
ICAO Code: VCBI
Coordinates: 7°10′50″N, 79°53′2″E
Destination Janakpur Airport
City: Janakpur
Country: Nepal Flag of Nepal
IATA Code: JKR
ICAO Code: VNJP
Coordinates: 26°42′31″N, 85°55′20″E