How far is Saint Thomas from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Saint Thomas (Cyril E. King Airport) is 3781 miles / 6084 kilometers / 3285 nautical miles.

Distance from Seattle to Saint Thomas

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

Vincenty's formula (applied above)

• 3780.612 miles
• 6084.305 kilometers
• 3285.262 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

• 3777.680 miles
• 6079.587 kilometers
• 3282.714 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 Saint Thomas?

The estimated flight time from Seattle–Tacoma International Airport to Cyril E. King Airport is 7 hours and 39 minutes.

What is the time difference between Seattle and Saint Thomas?

The time difference between Seattle and Saint Thomas is 4 hours. Saint Thomas is 4 hours ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Cyril E. King Airport (STT)

On average, flying from Seattle to Saint Thomas generates about 429 kg of CO2 per passenger, and 429 kilograms equals 946 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Saint Thomas

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Cyril E. King Airport (STT).

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	Cyril E. King Airport
City:	Saint Thomas
Country:	U.S. Virgin Islands
IATA Code:	STT
ICAO Code:	TIST
Coordinates:	18°20′14″N, 64°58′24″W