How far is Vientiane from Ranong?

The distance between Ranong (Ranong Airport) and Vientiane (Wattay International Airport) is 624 miles / 1005 kilometers / 543 nautical miles.

The driving distance from Ranong (UNN) to Vientiane (VTE) is 778 miles / 1252 kilometers, and travel time by car is about 15 hours 7 minutes.

Distance from Ranong to Vientiane

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

Vincenty's formula (applied above)

• 624.377 miles
• 1004.838 kilometers
• 542.569 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

• 626.790 miles
• 1008.720 kilometers
• 544.665 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 Ranong to Vientiane?

The estimated flight time from Ranong Airport to Wattay International Airport is 1 hour and 40 minutes.

What is the time difference between Ranong and Vientiane?

There is no time difference between Ranong and Vientiane.

Flight carbon footprint between Ranong Airport (UNN) and Wattay International Airport (VTE)

On average, flying from Ranong to Vientiane generates about 116 kg of CO2 per passenger, and 116 kilograms equals 255 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ranong to Vientiane

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

Airport information

Origin	Ranong Airport
City:	Ranong
Country:	Thailand
IATA Code:	UNN
ICAO Code:	VTSR
Coordinates:	9°46′39″N, 98°35′7″E

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