# Distance between Dandong (DDG) and Heihe (HEK)

Flight distance from Dandong to Heihe (Dandong Langtou Airport – Heihe Aihui Airport) is 716 miles / 1152 kilometers / 622 nautical miles. Estimated flight time is 1 hour 51 minutes.

Driving distance from Dandong (DDG) to Heihe (HEK) is 825 miles / 1327 kilometers and travel time by car is about 14 hours 24 minutes.

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

Shortest flight path between Dandong Langtou Airport (DDG) and Heihe Aihui Airport (HEK).

## How far is Heihe from Dandong?

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

Vincenty's formula (applied above)
• 715.964 miles
• 1152.232 kilometers
• 622.156 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
• 716.258 miles
• 1152.706 kilometers
• 622.412 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 Heihe Aihui Airport
City: Heihe
Country: China
IATA Code: HEK
ICAO Code: ZYHE
Coordinates: 50°10′17″N, 127°18′31″E

## Time difference and current local times

There is no time difference between Dandong and Heihe.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 126 kg (279 pounds).

## Frequent Flyer Miles Calculator

Dandong (DDG) → Heihe (HEK).

Distance:
716
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
716

Round trip?