How far is Vientiane from Colombo?

The distance between Colombo (Bandaranaike International Airport) and Vientiane (Wattay International Airport) is 1699 miles / 2735 kilometers / 1477 nautical miles.

Distance from Colombo to Vientiane

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

Vincenty's formula (applied above)

• 1699.201 miles
• 2734.599 kilometers
• 1476.565 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

• 1699.101 miles
• 2734.437 kilometers
• 1476.478 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 Vientiane?

The estimated flight time from Bandaranaike International Airport to Wattay International Airport is 3 hours and 43 minutes.

What is the time difference between Colombo and Vientiane?

The time difference between Colombo and Vientiane is 1 hour 30 minutes. Vientiane is 1 hour 30 minutes ahead of Colombo.

Flight carbon footprint between Bandaranaike International Airport (CMB) and Wattay International Airport (VTE)

On average, flying from Colombo to Vientiane generates about 193 kg of CO2 per passenger, and 193 kilograms equals 425 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Colombo to Vientiane

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

Airport information

Origin	Bandaranaike International Airport
City:	Colombo
Country:	Sri Lanka
IATA Code:	CMB
ICAO Code:	VCBI
Coordinates:	7°10′50″N, 79°53′2″E

Destination	Wattay International Airport
City:	Vientiane
Country:	Laos
IATA Code:	VTE
ICAO Code:	VLVT
Coordinates:	17°59′17″N, 102°33′46″E