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
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.
What is the time difference between Dandong and Haiphong?
The time difference between Dandong and Haiphong is 1 hour. Haiphong is 1 hour behind Dandong.
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  |
| IATA Code: | DDG |
| ICAO Code: | ZYDD |
| Coordinates: | 40°1′28″N, 124°17′9″E |
| Destination | Cat Bi International Airport |
|---|---|
| City: | Haiphong |
| Country: | Vietnam  |
| IATA Code: | HPH |
| ICAO Code: | VVCI |
| Coordinates: | 20°49′9″N, 106°43′29″E |