How far is Seinäjoki from Seattle, WA?

The distance between Seattle (Seattle–Tacoma International Airport) and Seinäjoki (Seinäjoki Airport) is 4604 miles / 7409 kilometers / 4001 nautical miles.

Distance from Seattle to Seinäjoki

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

Vincenty's formula (applied above)

• 4603.919 miles
• 7409.290 kilometers
• 4000.696 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

• 4589.302 miles
• 7385.766 kilometers
• 3987.995 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 Seinäjoki?

The estimated flight time from Seattle–Tacoma International Airport to Seinäjoki Airport is 9 hours and 13 minutes.

What is the time difference between Seattle and Seinäjoki?

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

Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Seinäjoki Airport (SJY)

On average, flying from Seattle to Seinäjoki generates about 533 kg of CO2 per passenger, and 533 kilograms equals 1 174 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Seinäjoki

See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Seinäjoki Airport (SJY).

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	Seinäjoki Airport
City:	Seinäjoki
Country:	Finland
IATA Code:	SJY
ICAO Code:	EFSI
Coordinates:	62°41′31″N, 22°49′56″E