Air Miles Calculator

Distance between Nan (NNT) and Chiang Rai (CEI)

Flight distance from Nan to Chiang Rai (Nan Nakhon Airport – Chiang Rai International Airport) is 98 miles / 158 kilometers / 85 nautical miles. Estimated flight time is 41 minutes.

Driving distance from Nan (NNT) to Chiang Rai (CEI) is 158 miles / 254 kilometers and travel time by car is about 3 hours 56 minutes.

Map of flight path and driving directions from Nan to Chiang Rai.

Shortest flight path between Nan Nakhon Airport (NNT) and Chiang Rai International Airport (CEI).

How far is Chiang Rai from Nan?

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

Vincenty's formula (applied above)
  • 98.225 miles
  • 158.078 kilometers
  • 85.355 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
  • 98.457 miles
  • 158.451 kilometers
  • 85.557 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 Flag of Thailand
IATA Code: NNT
ICAO Code: VTCN
Coordinates: 18°48′28″N, 100°46′58″E

B Chiang Rai International Airport
City: Chiang Rai
Country: Thailand Flag of Thailand
IATA Code: CEI
ICAO Code: VTCT
Coordinates: 19°57′8″N, 99°52′58″E

Time difference and current local times

There is no time difference between Nan and Chiang Rai.

Time Difference

Nan

 +07

Chiang Rai

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 39 kg (87 pounds).

Frequent Flyer Miles Calculator

Nan (NNT) → Chiang Rai (CEI).

Distance:
98
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
98

Round trip?