How far is Chiang Rai from Hong Kong?
The distance between Hong Kong (Hong Kong International Airport) and Chiang Rai (Chiang Rai International Airport) is 920 miles / 1480 kilometers / 799 nautical miles.
The driving distance from Hong Kong (HKG) to Chiang Rai (CEI) is 1274 miles / 2051 kilometers, and travel time by car is about 26 hours 9 minutes.
Hong Kong International Airport – Chiang Rai International Airport
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Distance from Hong Kong to Chiang Rai
There are several ways to calculate the distance from Hong Kong to Chiang Rai. Here are two standard methods:
Vincenty's formula (applied above)- 919.756 miles
- 1480.204 kilometers
- 799.246 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- 918.496 miles
- 1478.176 kilometers
- 798.151 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 Hong Kong to Chiang Rai?
The estimated flight time from Hong Kong International Airport to Chiang Rai International Airport is 2 hours and 14 minutes.
What is the time difference between Hong Kong and Chiang Rai?
Flight carbon footprint between Hong Kong International Airport (HKG) and Chiang Rai International Airport (CEI)
On average, flying from Hong Kong to Chiang Rai 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 Hong Kong to Chiang Rai
See the map of the shortest flight path between Hong Kong International Airport (HKG) and Chiang Rai International Airport (CEI).
Airport information
| Origin | Hong Kong International Airport |
|---|---|
| City: | Hong Kong |
| Country: | Hong Kong  |
| IATA Code: | HKG |
| ICAO Code: | VHHH |
| Coordinates: | 22°18′32″N, 113°54′54″E |
| 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 |