How far is Surin from Chiang Rai?

The distance between Chiang Rai (Chiang Rai International Airport) and Surin (Surin Airport) is 423 miles / 681 kilometers / 368 nautical miles.

The driving distance from Chiang Rai (CEI) to Surin (PXR) is 680 miles / 1095 kilometers, and travel time by car is about 13 hours 28 minutes.

Distance from Chiang Rai to Surin

There are several ways to calculate the distance from Chiang Rai to Surin. Here are two standard methods:

Vincenty's formula (applied above)

• 423.266 miles
• 681.180 kilometers
• 367.808 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

• 424.436 miles
• 683.063 kilometers
• 368.824 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 Surin?

The estimated flight time from Chiang Rai International Airport to Surin Airport is 1 hour and 18 minutes.

What is the time difference between Chiang Rai and Surin?

There is no time difference between Chiang Rai and Surin.

Flight carbon footprint between Chiang Rai International Airport (CEI) and Surin Airport (PXR)

On average, flying from Chiang Rai to Surin generates about 87 kg of CO2 per passenger, and 87 kilograms equals 193 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 Surin

See the map of the shortest flight path between Chiang Rai International Airport (CEI) and Surin Airport (PXR).

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	Surin Airport
City:	Surin
Country:	Thailand
IATA Code:	PXR
ICAO Code:	VTUJ
Coordinates:	14°52′5″N, 103°29′52″E