Air Miles Calculator

Distance between Nakhon Phanom (KOP) and Chiang Rai (CEI)

Distance from Nakhon Phanom to Chiang Rai (Nakhon Phanom Airport – Chiang Rai International Airport) is 359 miles / 577 kilometers / 312 nautical miles.

How far is Chiang Rai from Nakhon Phanom?

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

Vincenty's formula (applied above)
  • 358.541 miles
  • 577.016 kilometers
  • 311.564 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
  • 358.544 miles
  • 577.021 kilometers
  • 311.567 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).

Flight duration

Estimated flight time from Nakhon Phanom Airport (KOP) to Chiang Rai International Airport (CEI) is 1 hour 10 minutes.

Time difference and current local times

There is no time difference between Nakhon Phanom and Chiang Rai.

Time Difference

Nakhon Phanom
Chiang Rai

Nakhon Phanom

 +07

Chiang Rai

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 76 kg (169 pounds).

Airport information


A Nakhon Phanom Airport
City: Nakhon Phanom
Country: Thailand Flag of Thailand
IATA Code: KOP
ICAO Code: VTUW
Coordinates: 17°23′1″N, 104°38′34″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

Nakhon Phanom to Chiang Rai flight path

Shortest flight path between Nakhon Phanom Airport (KOP) and Chiang Rai International Airport (CEI).

Frequent Flyer Miles Calculator

Nakhon Phanom (KOP) → Chiang Rai (CEI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
359
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
359

Round trip?