# Distance between Dandong (DDG) and Ulanhot (HLH)

Flight distance from Dandong to Ulanhot (Dandong Langtou Airport – Ulanhot Airport) is 434 miles / 698 kilometers / 377 nautical miles. Estimated flight time is 1 hour 19 minutes.

Driving distance from Dandong (DDG) to Ulanhot (HLH) is 501 miles / 807 kilometers and travel time by car is about 9 hours 29 minutes.

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

Shortest flight path between Dandong Langtou Airport (DDG) and Ulanhot Airport (HLH).

## How far is Ulanhot from Dandong?

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

Vincenty's formula (applied above)
• 433.643 miles
• 697.880 kilometers
• 376.825 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
• 433.929 miles
• 698.341 kilometers
• 377.074 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 Dandong Langtou Airport
City: Dandong
Country: China
IATA Code: DDG
ICAO Code: ZYDD
Coordinates: 40°1′28″N, 124°17′9″E

B Ulanhot Airport
City: Ulanhot
Country: China
IATA Code: HLH
ICAO Code: ZBUL
Coordinates: 46°4′58″N, 122°1′1″E

## Time difference and current local times

There is no time difference between Dandong and Ulanhot.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 89 kg (196 pounds).

## Frequent Flyer Miles Calculator

Dandong (DDG) → Ulanhot (HLH).

Distance:
434
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
434

Round trip?