How far is Haikou from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Haikou (Haikou Meilan International Airport) is 6759 miles / 10878 kilometers / 5874 nautical miles.

Distance from Seattle to Haikou

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

Vincenty's formula (applied above)

• 6759.419 miles
• 10878.231 kilometers
• 5873.775 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

• 6748.369 miles
• 10860.447 kilometers
• 5864.172 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 Haikou?

The estimated flight time from Seattle–Tacoma International Airport to Haikou Meilan International Airport is 13 hours and 17 minutes.

What is the time difference between Seattle and Haikou?

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

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Haikou Meilan International Airport (HAK)

On average, flying from Seattle to Haikou generates about 821 kg of CO2 per passenger, and 821 kilograms equals 1 810 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Haikou

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Haikou Meilan International Airport (HAK).

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	Haikou Meilan International Airport
City:	Haikou
Country:	China
IATA Code:	HAK
ICAO Code:	ZJHK
Coordinates:	19°56′5″N, 110°27′32″E