# Distance between Dandong (DDG) and Mengnai (HTT)

Flight distance from Dandong to Mengnai (Dandong Langtou Airport – Huatugou Airport) is 1791 miles / 2883 kilometers / 1556 nautical miles. Estimated flight time is 3 hours 53 minutes.

Driving distance from Dandong (DDG) to Mengnai (HTT) is 2244 miles / 3611 kilometers and travel time by car is about 38 hours 36 minutes.

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

Shortest flight path between Dandong Langtou Airport (DDG) and Huatugou Airport (HTT).

## How far is Mengnai from Dandong?

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

Vincenty's formula (applied above)
• 1791.188 miles
• 2882.638 kilometers
• 1556.500 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
• 1786.838 miles
• 2875.637 kilometers
• 1552.720 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 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 Dandong and Mengnai.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 199 kg (440 pounds).

## Frequent Flyer Miles Calculator

Dandong (DDG) → Mengnai (HTT).

Distance:
1791
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1791

Round trip?