How far is Changsha from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Changsha (Changsha Huanghua International Airport) is 6185 miles / 9954 kilometers / 5375 nautical miles.

Distance from Seattle to Changsha

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

Vincenty's formula (applied above)

• 6185.421 miles
• 9954.470 kilometers
• 5374.984 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

• 6172.666 miles
• 9933.943 kilometers
• 5363.900 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 Changsha?

The estimated flight time from Seattle Boeing Field to Changsha Huanghua International Airport is 12 hours and 12 minutes.

What is the time difference between Seattle and Changsha?

The time difference between Seattle and Changsha is 16 hours. Changsha is 16 hours ahead of Seattle.

Flight carbon footprint between Seattle Boeing Field (BFI) and Changsha Huanghua International Airport (CSX)

On average, flying from Seattle to Changsha generates about 742 kg of CO2 per passenger, and 742 kilograms equals 1 636 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Changsha

See the map of the shortest flight path between Seattle Boeing Field (BFI) and Changsha Huanghua International Airport (CSX).

Airport information

Origin	Seattle Boeing Field
City:	Seattle, WA
Country:	United States
IATA Code:	BFI
ICAO Code:	KBFI
Coordinates:	47°31′47″N, 122°18′7″W

Destination	Changsha Huanghua International Airport
City:	Changsha
Country:	China
IATA Code:	CSX
ICAO Code:	ZGHA
Coordinates:	28°11′21″N, 113°13′12″E