How far is Sanya from Chiang Rai?
The distance between Chiang Rai (Chiang Rai International Airport) and Sanya (Sanya Phoenix International Airport) is 633 miles / 1019 kilometers / 550 nautical miles.
The driving distance from Chiang Rai (CEI) to Sanya (SYX) is 1276 miles / 2054 kilometers, and travel time by car is about 30 hours 24 minutes.
Chiang Rai International Airport – Sanya Phoenix International Airport
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Distance from Chiang Rai to Sanya
There are several ways to calculate the distance from Chiang Rai to Sanya. Here are two standard methods:
Vincenty's formula (applied above)- 633.110 miles
- 1018.892 kilometers
- 550.158 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- 632.298 miles
- 1017.584 kilometers
- 549.452 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 Sanya?
The estimated flight time from Chiang Rai International Airport to Sanya Phoenix International Airport is 1 hour and 41 minutes.
What is the time difference between Chiang Rai and Sanya?
The time difference between Chiang Rai and Sanya is 1 hour. Sanya is 1 hour ahead of Chiang Rai.
Flight carbon footprint between Chiang Rai International Airport (CEI) and Sanya Phoenix International Airport (SYX)
On average, flying from Chiang Rai to Sanya generates about 117 kg of CO2 per passenger, and 117 kilograms equals 258 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 Sanya
See the map of the shortest flight path between Chiang Rai International Airport (CEI) and Sanya Phoenix International Airport (SYX).
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 | Sanya Phoenix International Airport |
|---|---|
| City: | Sanya |
| Country: | China  |
| IATA Code: | SYX |
| ICAO Code: | ZJSY |
| Coordinates: | 18°18′10″N, 109°24′43″E |