How far is Hengyang from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Hengyang (Hengyang Nanyue Airport) is 6283 miles / 10111 kilometers / 5460 nautical miles.

Distance from Seattle to Hengyang

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

Vincenty's formula (applied above)

• 6282.722 miles
• 10111.061 kilometers
• 5459.536 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

• 6270.181 miles
• 10090.878 kilometers
• 5448.638 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 Hengyang?

The estimated flight time from Seattle–Tacoma International Airport to Hengyang Nanyue Airport is 12 hours and 23 minutes.

What is the time difference between Seattle and Hengyang?

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

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Hengyang Nanyue Airport (HNY)

On average, flying from Seattle to Hengyang generates about 755 kg of CO2 per passenger, and 755 kilograms equals 1 665 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Hengyang

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Hengyang Nanyue Airport (HNY).

Airport information

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

Destination	Hengyang Nanyue Airport
City:	Hengyang
Country:	China
IATA Code:	HNY
ICAO Code:	ZGHY
Coordinates:	26°54′19″N, 112°37′40″E