# Distance between Lanzhou (LHW) and Zhaotong (ZAT)

Flight distance from Lanzhou to Zhaotong (Lanzhou Zhongchuan International Airport – Zhaotong Airport) is 633 miles / 1019 kilometers / 550 nautical miles. Estimated flight time is 1 hour 41 minutes.

Driving distance from Lanzhou (LHW) to Zhaotong (ZAT) is 877 miles / 1411 kilometers and travel time by car is about 15 hours 17 minutes.

## Map of flight path and driving directions from Lanzhou to Zhaotong.

Shortest flight path between Lanzhou Zhongchuan International Airport (LHW) and Zhaotong Airport (ZAT).

## How far is Zhaotong from Lanzhou?

There are several ways to calculate distances between Lanzhou and Zhaotong. Here are two common methods:

Vincenty's formula (applied above)
• 633.228 miles
• 1019.082 kilometers
• 550.260 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
• 634.990 miles
• 1021.918 kilometers
• 551.791 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 Lanzhou Zhongchuan International Airport
City: Lanzhou
Country: China
IATA Code: LHW
ICAO Code: ZLLL
Coordinates: 36°30′54″N, 103°37′12″E

B Zhaotong Airport
City: Zhaotong
Country: China
IATA Code: ZAT
ICAO Code: ZPZT
Coordinates: 27°19′32″N, 103°45′17″E

## Time difference and current local times

There is no time difference between Lanzhou and Zhaotong.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 117 kg (258 pounds).

## Frequent Flyer Miles Calculator

Lanzhou (LHW) → Zhaotong (ZAT).

Distance:
633
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
633

Round trip?