# How far is Chiang Rai from Chiang Mai?

The distance between Chiang Mai (Chiang Mai International Airport) and Chiang Rai (Chiang Rai International Airport) is 101 miles / 163 kilometers / 88 nautical miles.

The driving distance from Chiang Mai (CNX) to Chiang Rai (CEI) is 126 miles / 202 kilometers, and travel time by car is about 3 hours 25 minutes.

101
Miles
163
Kilometers
88
Nautical miles

## Distance from Chiang Mai to Chiang Rai

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

Vincenty's formula (applied above)
• 101.285 miles
• 163.003 kilometers
• 88.014 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
• 101.528 miles
• 163.394 kilometers
• 88.226 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 Mai to Chiang Rai?

The estimated flight time from Chiang Mai International Airport to Chiang Rai International Airport is 41 minutes.

## Flight carbon footprint between Chiang Mai International Airport (CNX) and Chiang Rai International Airport (CEI)

On average, flying from Chiang Mai to Chiang Rai generates about 40 kg of CO2 per passenger, and 40 kilograms equals 88 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 Mai to Chiang Rai

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

## Airport information

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