How far is Chiang Rai from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and Chiang Rai (Chiang Rai International Airport) is 8375 miles / 13479 kilometers / 7278 nautical miles.
Washington Dulles International Airport – Chiang Rai International Airport
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Distance from Washington D.C. to Chiang Rai
There are several ways to calculate the distance from Washington D.C. to Chiang Rai. Here are two standard methods:
Vincenty's formula (applied above)- 8375.243 miles
- 13478.647 kilometers
- 7277.887 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- 8363.790 miles
- 13460.215 kilometers
- 7267.935 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 Washington D.C. to Chiang Rai?
The estimated flight time from Washington Dulles International Airport to Chiang Rai International Airport is 16 hours and 21 minutes.
What is the time difference between Washington D.C. and Chiang Rai?
Flight carbon footprint between Washington Dulles International Airport (IAD) and Chiang Rai International Airport (CEI)
On average, flying from Washington D.C. to Chiang Rai generates about 1 054 kg of CO2 per passenger, and 1 054 kilograms equals 2 323 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Washington D.C. to Chiang Rai
See the map of the shortest flight path between Washington Dulles International Airport (IAD) and Chiang Rai International Airport (CEI).
Airport information
| Origin | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
| Destination | Chiang Rai International Airport |
|---|---|
| City: | Chiang Rai |
| Country: | Thailand  |
| IATA Code: | CEI |
| ICAO Code: | VTCT |
| Coordinates: | 19°57′8″N, 99°52′58″E |