How far is San Sebastian from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and San Sebastian (San Sebastián Airport) is 5208 miles / 8381 kilometers / 4525 nautical miles.

Distance from Seattle to San Sebastian

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

Vincenty's formula (applied above)

• 5207.572 miles
• 8380.774 kilometers
• 4525.256 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

• 5193.295 miles
• 8357.798 kilometers
• 4512.850 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 San Sebastian?

The estimated flight time from Seattle–Tacoma International Airport to San Sebastián Airport is 10 hours and 21 minutes.

What is the time difference between Seattle and San Sebastian?

The time difference between Seattle and San Sebastian is 9 hours. San Sebastian is 9 hours ahead of Seattle.

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and San Sebastián Airport (EAS)

On average, flying from Seattle to San Sebastian generates about 611 kg of CO2 per passenger, and 611 kilograms equals 1 347 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to San Sebastian

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and San Sebastián Airport (EAS).

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	San Sebastián Airport
City:	San Sebastian
Country:	Spain
IATA Code:	EAS
ICAO Code:	LESO
Coordinates:	43°21′23″N, 1°47′26″W