# Distance between Ulanhot (HLH) and Dunhuang (DNH)

Flight distance from Ulanhot to Dunhuang (Ulanhot Airport – Dunhuang Airport) is 1427 miles / 2297 kilometers / 1240 nautical miles. Estimated flight time is 3 hours 12 minutes.

Driving distance from Ulanhot (HLH) to Dunhuang (DNH) is 1809 miles / 2912 kilometers and travel time by car is about 33 hours 11 minutes.

## Map of flight path and driving directions from Ulanhot to Dunhuang.

Shortest flight path between Ulanhot Airport (HLH) and Dunhuang Airport (DNH).

## How far is Dunhuang from Ulanhot?

There are several ways to calculate distances between Ulanhot and Dunhuang. Here are two common methods:

Vincenty's formula (applied above)
• 1427.265 miles
• 2296.960 kilometers
• 1240.259 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
• 1423.862 miles
• 2291.483 kilometers
• 1237.302 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 Ulanhot Airport
City: Ulanhot
Country: China
IATA Code: HLH
ICAO Code: ZBUL
Coordinates: 46°4′58″N, 122°1′1″E

B Dunhuang Airport
City: Dunhuang
Country: China
IATA Code: DNH
ICAO Code: ZLDH
Coordinates: 40°9′39″N, 94°48′33″E

## Time difference and current local times

The time difference between Ulanhot and Dunhuang is 2 hours. Dunhuang is 2 hours behind Ulanhot.

CST

+06

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 175 kg (386 pounds).

## Frequent Flyer Miles Calculator

Ulanhot (HLH) → Dunhuang (DNH).

Distance:
1427
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1427

Round trip?