How far is Ranong from Chiang Rai?

The distance between Chiang Rai (Chiang Rai International Airport) and Ranong (Ranong Airport) is 705 miles / 1134 kilometers / 613 nautical miles.

The driving distance from Chiang Rai (CEI) to Ranong (UNN) is 890 miles / 1432 kilometers, and travel time by car is about 17 hours 11 minutes.

Distance from Chiang Rai to Ranong

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

Vincenty's formula (applied above)

• 704.899 miles
• 1134.425 kilometers
• 612.540 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

• 708.305 miles
• 1139.907 kilometers
• 615.501 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 Ranong?

The estimated flight time from Chiang Rai International Airport to Ranong Airport is 1 hour and 50 minutes.

What is the time difference between Chiang Rai and Ranong?

There is no time difference between Chiang Rai and Ranong.

Flight carbon footprint between Chiang Rai International Airport (CEI) and Ranong Airport (UNN)

On average, flying from Chiang Rai to Ranong generates about 125 kg of CO2 per passenger, and 125 kilograms equals 276 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 Ranong

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

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	Ranong Airport
City:	Ranong
Country:	Thailand
IATA Code:	UNN
ICAO Code:	VTSR
Coordinates:	9°46′39″N, 98°35′7″E