Air Miles Calculator

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

Distance from Changzhi to Chiang Rai (Changzhi Wangcun Airport – Chiang Rai International Airport) is 1380 miles / 2221 kilometers / 1199 nautical miles.

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).

Flight duration

Estimated flight time from Changzhi Wangcun Airport (CIH) to Chiang Rai International Airport (CEI) is 3 hours 6 minutes.

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
Chiang Rai

Changzhi

 CST

Chiang Rai

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 167 kg (368 pounds).

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

Map

Changzhi to Chiang Rai flight map.

Frequent Flyer Miles Calculator

Changzhi (CIH) → Chiang Rai (CEI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1380
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1380

Round trip?