# Distance between Tianshui (THQ) and Mengnai (HTT)

Flight distance from Tianshui to Mengnai (Tianshui Maijishan Airport – Huatugou Airport) is 873 miles / 1405 kilometers / 759 nautical miles. Estimated flight time is 2 hours 9 minutes.

Driving distance from Tianshui (THQ) to Mengnai (HTT) is 1038 miles / 1671 kilometers and travel time by car is about 18 hours 27 minutes.

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

Shortest flight path between Tianshui Maijishan Airport (THQ) and Huatugou Airport (HTT).

## How far is Mengnai from Tianshui?

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

Vincenty's formula (applied above)
• 873.040 miles
• 1405.022 kilometers
• 758.651 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
• 871.353 miles
• 1402.306 kilometers
• 757.185 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 Tianshui Maijishan Airport
City: Tianshui
Country: China
IATA Code: THQ
ICAO Code: ZLTS
Coordinates: 34°33′33″N, 105°51′36″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 Tianshui and Mengnai.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 141 kg (312 pounds).

## Frequent Flyer Miles Calculator

Tianshui (THQ) → Mengnai (HTT).

Distance:
873
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
873

Round trip?