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How far is Dandong from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Dandong (Dandong Langtou Airport) is 5158 miles / 8300 kilometers / 4482 nautical miles.

Seattle–Tacoma International Airport – Dandong Langtou Airport

Distance arrow
5158
Miles
Distance arrow
8300
Kilometers
Distance arrow
4482
Nautical miles

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Distance from Seattle to Dandong

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

Vincenty's formula (applied above)
  • 5157.587 miles
  • 8300.332 kilometers
  • 4481.821 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
  • 5144.060 miles
  • 8278.562 kilometers
  • 4470.066 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 Seattle to Dandong?

The estimated flight time from Seattle–Tacoma International Airport to Dandong Langtou Airport is 10 hours and 15 minutes.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Dandong Langtou Airport (DDG)

On average, flying from Seattle to Dandong generates about 604 kg of CO2 per passenger, and 604 kilograms equals 1 332 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Dandong

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Dandong Langtou Airport (DDG).

Airport information

Origin Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W
Destination 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