# Distance between Chiang Rai (CEI) and Hat Yai (HDY)

Flight distance from Chiang Rai to Hat Yai (Chiang Rai International Airport – Hat Yai International Airport) is 896 miles / 1441 kilometers / 778 nautical miles. Estimated flight time is 2 hours 11 minutes.

Driving distance from Chiang Rai (CEI) to Hat Yai (HDY) is 1105 miles / 1778 kilometers and travel time by car is about 21 hours 18 minutes.

896
Miles
1441
Kilometers
778
Nautical miles
2 h 11 min
143 kg

## How far is Hat Yai from Chiang Rai?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
• 895.686 miles
• 1441.467 kilometers
• 778.330 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 900.183 miles
• 1448.704 kilometers
• 782.238 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 Hat Yai?

Estimated flight time from Chiang Rai International Airport to Hat Yai International Airport is 2 hours 11 minutes.

## What is the time difference between Chiang Rai and Hat Yai?

There is no time difference between Chiang Rai and Hat Yai.

## Flight carbon footprint between Chiang Rai International Airport (CEI) and Hat Yai International Airport (HDY)

On average flying from Chiang Rai to Hat Yai generates about 143 kg of CO2 per passenger, 143 kilograms is equal to 316 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 Hat Yai

Shortest flight path between Chiang Rai International Airport (CEI) and Hat Yai International Airport (HDY).

## 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 Hat Yai International Airport
City: Hat Yai
Country: Thailand
IATA Code: HDY
ICAO Code: VTSS
Coordinates: 6°55′59″N, 100°23′34″E