How far is Biratnagar from Chiang Rai?
The distance between Chiang Rai (Chiang Rai International Airport) and Biratnagar (Biratnagar Airport) is 919 miles / 1479 kilometers / 799 nautical miles.
The driving distance from Chiang Rai (CEI) to Biratnagar (BIR) is 1596 miles / 2569 kilometers, and travel time by car is about 31 hours 52 minutes.
Chiang Rai International Airport – Biratnagar Airport
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Distance from Chiang Rai to Biratnagar
There are several ways to calculate the distance from Chiang Rai to Biratnagar. Here are two standard methods:
Vincenty's formula (applied above)- 918.991 miles
- 1478.972 kilometers
- 798.581 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- 918.735 miles
- 1478.560 kilometers
- 798.359 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 Biratnagar?
The estimated flight time from Chiang Rai International Airport to Biratnagar Airport is 2 hours and 14 minutes.
What is the time difference between Chiang Rai and Biratnagar?
Flight carbon footprint between Chiang Rai International Airport (CEI) and Biratnagar Airport (BIR)
On average, flying from Chiang Rai to Biratnagar generates about 145 kg of CO2 per passenger, and 145 kilograms equals 320 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 Biratnagar
See the map of the shortest flight path between Chiang Rai International Airport (CEI) and Biratnagar Airport (BIR).
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 | Biratnagar Airport |
|---|---|
| City: | Biratnagar |
| Country: | Nepal  |
| IATA Code: | BIR |
| ICAO Code: | VNVT |
| Coordinates: | 26°28′53″N, 87°15′50″E |