How far is Trincomalee from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Trincomalee (China Bay Airport) is 8318 miles / 13386 kilometers / 7228 nautical miles.

Distance from Seattle to Trincomalee

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

Vincenty's formula (applied above)

• 8317.586 miles
• 13385.857 kilometers
• 7227.785 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

• 8309.289 miles
• 13372.505 kilometers
• 7220.575 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 Trincomalee?

The estimated flight time from Seattle–Tacoma International Airport to China Bay Airport is 16 hours and 14 minutes.

What is the time difference between Seattle and Trincomalee?

The time difference between Seattle and Trincomalee is 13 hours 30 minutes. Trincomalee is 13 hours 30 minutes ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and China Bay Airport (TRR)

On average, flying from Seattle to Trincomalee generates about 1 045 kg of CO2 per passenger, and 1 045 kilograms equals 2 304 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Trincomalee

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and China Bay Airport (TRR).

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	China Bay Airport
City:	Trincomalee
Country:	Sri Lanka
IATA Code:	TRR
ICAO Code:	VCCT
Coordinates:	8°32′18″N, 81°10′54″E