How far is Udon Thani from Nan?

The distance between Nan (Nan Nakhon Airport) and Udon Thani (Udon Thani International Airport) is 164 miles / 264 kilometers / 143 nautical miles.

The driving distance from Nan (NNT) to Udon Thani (UTH) is 274 miles / 441 kilometers, and travel time by car is about 7 hours 55 minutes.

Distance from Nan to Udon Thani

There are several ways to calculate the distance from Nan to Udon Thani. Here are two standard methods:

Vincenty's formula (applied above)

• 164.152 miles
• 264.176 kilometers
• 142.644 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

• 164.270 miles
• 264.367 kilometers
• 142.747 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 Nan to Udon Thani?

The estimated flight time from Nan Nakhon Airport to Udon Thani International Airport is 48 minutes.

What is the time difference between Nan and Udon Thani?

There is no time difference between Nan and Udon Thani.

Flight carbon footprint between Nan Nakhon Airport (NNT) and Udon Thani International Airport (UTH)

On average, flying from Nan to Udon Thani generates about 49 kg of CO2 per passenger, and 49 kilograms equals 108 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Nan to Udon Thani

See the map of the shortest flight path between Nan Nakhon Airport (NNT) and Udon Thani International Airport (UTH).

Airport information

Origin	Nan Nakhon Airport
City:	Nan
Country:	Thailand
IATA Code:	NNT
ICAO Code:	VTCN
Coordinates:	18°48′28″N, 100°46′58″E

Destination	Udon Thani International Airport
City:	Udon Thani
Country:	Thailand
IATA Code:	UTH
ICAO Code:	VTUD
Coordinates:	17°23′11″N, 102°47′16″E