How far is Fort Smith, AR, from Nan?

The distance between Nan (Nan Nakhon Airport) and Fort Smith (Fort Smith Regional Airport) is 8577 miles / 13804 kilometers / 7453 nautical miles.

Distance from Nan to Fort Smith

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

Vincenty's formula (applied above)

• 8577.104 miles
• 13803.511 kilometers
• 7453.299 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

• 8566.202 miles
• 13785.965 kilometers
• 7443.826 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 Fort Smith?

The estimated flight time from Nan Nakhon Airport to Fort Smith Regional Airport is 16 hours and 44 minutes.

What is the time difference between Nan and Fort Smith?

The time difference between Nan and Fort Smith is 13 hours. Fort Smith is 13 hours behind Nan.

Flight carbon footprint between Nan Nakhon Airport (NNT) and Fort Smith Regional Airport (FSM)

On average, flying from Nan to Fort Smith generates about 1 084 kg of CO2 per passenger, and 1 084 kilograms equals 2 389 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Nan to Fort Smith

See the map of the shortest flight path between Nan Nakhon Airport (NNT) and Fort Smith Regional Airport (FSM).

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	Fort Smith Regional Airport
City:	Fort Smith, AR
Country:	United States
IATA Code:	FSM
ICAO Code:	KFSM
Coordinates:	35°20′11″N, 94°22′2″W