# Distance between Nan (NNT) and Heho (HEH)

Flight distance from Nan to Heho (Nan Nakhon Airport – Heho Airport) is 292 miles / 470 kilometers / 254 nautical miles. Estimated flight time is 1 hour 3 minutes.

Driving distance from Nan (NNT) to Heho (HEH) is 594 miles / 956 kilometers and travel time by car is about 11 hours 47 minutes.

## Map of flight path and driving directions from Nan to Heho.

Shortest flight path between Nan Nakhon Airport (NNT) and Heho Airport (HEH).

## How far is Heho from Nan?

There are several ways to calculate distances between Nan and Heho. Here are two common methods:

Vincenty's formula (applied above)
• 292.087 miles
• 470.069 kilometers
• 253.817 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 292.013 miles
• 469.949 kilometers
• 253.752 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).

## Airport information

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

B Heho Airport
City: Heho
Country: Burma
IATA Code: HEH
ICAO Code: VYHH
Coordinates: 20°44′49″N, 96°47′31″E

## Time difference and current local times

The time difference between Nan and Heho is 30 minutes. Heho is 30 minutes behind Nan.

+07

+0630

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 68 kg (150 pounds).

## Frequent Flyer Miles Calculator

Nan (NNT) → Heho (HEH).

Distance:
292
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
292

Round trip?