Air Miles Calculator logo

How far is Haiphong from Dandong?

The distance between Dandong (Dandong Langtou Airport) and Haiphong (Cat Bi International Airport) is 1681 miles / 2705 kilometers / 1461 nautical miles.

The driving distance from Dandong (DDG) to Haiphong (HPH) is 2137 miles / 3439 kilometers, and travel time by car is about 38 hours 46 minutes.

Dandong Langtou Airport – Cat Bi International Airport

Distance arrow
1681
Miles
Distance arrow
2705
Kilometers
Distance arrow
1461
Nautical miles

Search flights

Distance from Dandong to Haiphong

There are several ways to calculate the distance from Dandong to Haiphong. Here are two standard methods:

Vincenty's formula (applied above)
  • 1681.111 miles
  • 2705.486 kilometers
  • 1460.846 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 1682.956 miles
  • 2708.454 kilometers
  • 1462.448 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).

How long does it take to fly from Dandong to Haiphong?

The estimated flight time from Dandong Langtou Airport to Cat Bi International Airport is 3 hours and 40 minutes.

Flight carbon footprint between Dandong Langtou Airport (DDG) and Cat Bi International Airport (HPH)

On average, flying from Dandong to Haiphong generates about 191 kg of CO2 per passenger, and 191 kilograms equals 422 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Dandong to Haiphong

See the map of the shortest flight path between Dandong Langtou Airport (DDG) and Cat Bi International Airport (HPH).

Airport information

Origin Dandong Langtou Airport
City: Dandong
Country: China Flag of China
IATA Code: DDG
ICAO Code: ZYDD
Coordinates: 40°1′28″N, 124°17′9″E
Destination Cat Bi International Airport
City: Haiphong
Country: Vietnam Flag of Vietnam
IATA Code: HPH
ICAO Code: VVCI
Coordinates: 20°49′9″N, 106°43′29″E