Air Miles Calculator

Distance between Changzhi (CIH) and Chiang Rai (CEI)

Flight distance from Changzhi to Chiang Rai (Changzhi Wangcun Airport – Chiang Rai International Airport) is 1380 miles / 2221 kilometers / 1199 nautical miles. Estimated flight time is 3 hours 6 minutes.

Driving distance from Changzhi (CIH) to Chiang Rai (CEI) is 1793 miles / 2886 kilometers and travel time by car is about 31 hours 48 minutes.

Map of flight path and driving directions from Changzhi to Chiang Rai.

Shortest flight path between Changzhi Wangcun Airport (CIH) and Chiang Rai International Airport (CEI).

How far is Chiang Rai from Changzhi?

There are several ways to calculate distances between Changzhi and Chiang Rai. Here are two common methods:

Vincenty's formula (applied above)
  • 1379.958 miles
  • 2220.826 kilometers
  • 1199.150 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
  • 1382.136 miles
  • 2224.333 kilometers
  • 1201.043 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).

Airport information


A Changzhi Wangcun Airport
City: Changzhi
Country: China Flag of China
IATA Code: CIH
ICAO Code: ZBCZ
Coordinates: 36°14′51″N, 113°7′33″E

B Chiang Rai International Airport
City: Chiang Rai
Country: Thailand Flag of Thailand
IATA Code: CEI
ICAO Code: VTCT
Coordinates: 19°57′8″N, 99°52′58″E

Time difference and current local times

The time difference between Changzhi and Chiang Rai is 1 hour. Chiang Rai is 1 hour behind Changzhi.

Time Difference

Changzhi

 CST

Chiang Rai

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 172 kg (379 pounds).

Frequent Flyer Miles Calculator

Changzhi (CIH) → Chiang Rai (CEI).

Distance:
1380
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1380

Round trip?