How far is Nakhon Phanom from Chiang Rai?
The distance between Chiang Rai (Chiang Rai International Airport) and Nakhon Phanom (Nakhon Phanom Airport) is 359 miles / 577 kilometers / 312 nautical miles.
The driving distance from Chiang Rai (CEI) to Nakhon Phanom (KOP) is 632 miles / 1017 kilometers, and travel time by car is about 14 hours 0 minutes.
Chiang Rai International Airport – Nakhon Phanom Airport
Search flights
Distance from Chiang Rai to Nakhon Phanom
There are several ways to calculate the distance from Chiang Rai to Nakhon Phanom. Here are two standard 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 planet.
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).
How long does it take to fly from Chiang Rai to Nakhon Phanom?
The estimated flight time from Chiang Rai International Airport to Nakhon Phanom Airport is 1 hour and 10 minutes.
What is the time difference between Chiang Rai and Nakhon Phanom?
There is no time difference between Chiang Rai and Nakhon Phanom.
Flight carbon footprint between Chiang Rai International Airport (CEI) and Nakhon Phanom Airport (KOP)
On average, flying from Chiang Rai to Nakhon Phanom generates about 78 kg of CO2 per passenger, and 78 kilograms equals 172 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chiang Rai to Nakhon Phanom
See the map of the shortest flight path between Chiang Rai International Airport (CEI) and Nakhon Phanom Airport (KOP).
Airport information
| Origin | Chiang Rai International Airport |
|---|---|
| City: | Chiang Rai |
| Country: | Thailand  |
| IATA Code: | CEI |
| ICAO Code: | VTCT |
| Coordinates: | 19°57′8″N, 99°52′58″E |
| Destination | Nakhon Phanom Airport |
|---|---|
| City: | Nakhon Phanom |
| Country: | Thailand |
| IATA Code: | KOP |
| ICAO Code: | VTUW |
| Coordinates: | 17°23′1″N, 104°38′34″E |