How far is Chiang Mai from Surin?

The distance between Surin (Surin Airport) and Chiang Mai (Chiang Mai International Airport) is 403 miles / 648 kilometers / 350 nautical miles.

The driving distance from Surin (PXR) to Chiang Mai (CNX) is 592 miles / 952 kilometers, and travel time by car is about 12 hours 0 minutes.

Distance from Surin to Chiang Mai

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

Vincenty's formula (applied above)

• 402.555 miles
• 647.850 kilometers
• 349.811 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

• 403.095 miles
• 648.718 kilometers
• 350.280 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 Surin to Chiang Mai?

The estimated flight time from Surin Airport to Chiang Mai International Airport is 1 hour and 15 minutes.

What is the time difference between Surin and Chiang Mai?

There is no time difference between Surin and Chiang Mai.

Flight carbon footprint between Surin Airport (PXR) and Chiang Mai International Airport (CNX)

On average, flying from Surin to Chiang Mai generates about 84 kg of CO2 per passenger, and 84 kilograms equals 186 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Surin to Chiang Mai

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

Airport information

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

Destination	Chiang Mai International Airport
City:	Chiang Mai
Country:	Thailand
IATA Code:	CNX
ICAO Code:	VTCC
Coordinates:	18°46′0″N, 98°57′45″E