# Distance between Lanzhou (LHW) and Mengnai (HTT)

Flight distance from Lanzhou to Mengnai (Lanzhou Zhongchuan International Airport – Huatugou Airport) is 712 miles / 1146 kilometers / 619 nautical miles. Estimated flight time is 1 hour 50 minutes.

Driving distance from Lanzhou (LHW) to Mengnai (HTT) is 857 miles / 1380 kilometers and travel time by car is about 15 hours 2 minutes.

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

Shortest flight path between Lanzhou Zhongchuan International Airport (LHW) and Huatugou Airport (HTT).

## How far is Mengnai from Lanzhou?

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

Vincenty's formula (applied above)
• 712.390 miles
• 1146.481 kilometers
• 619.050 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
• 710.798 miles
• 1143.918 kilometers
• 617.666 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 Huatugou Airport
City: Mengnai
Country: China
IATA Code: HTT
ICAO Code: ZLHX
Coordinates: 38°12′7″N, 90°50′29″E

## Time difference and current local times

There is no time difference between Lanzhou and Mengnai.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 126 kg (278 pounds).

## Frequent Flyer Miles Calculator

Lanzhou (LHW) → Mengnai (HTT).

Distance:
712
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
712

Round trip?