Air Miles Calculator logo

How far is Seattle, WA, from Reykjavik?

The distance between Reykjavik (Keflavík International Airport) and Seattle (Seattle Boeing Field) is 3618 miles / 5822 kilometers / 3144 nautical miles.

Keflavík International Airport – Seattle Boeing Field

Distance arrow
3618
Miles
Distance arrow
5822
Kilometers
Distance arrow
3144
Nautical miles

Search flights

Distance from Reykjavik to Seattle

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

Vincenty's formula (applied above)
  • 3617.503 miles
  • 5821.806 kilometers
  • 3143.524 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
  • 3606.140 miles
  • 5803.521 kilometers
  • 3133.650 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 Reykjavik to Seattle?

The estimated flight time from Keflavík International Airport to Seattle Boeing Field is 7 hours and 20 minutes.

Flight carbon footprint between Keflavík International Airport (KEF) and Seattle Boeing Field (BFI)

On average, flying from Reykjavik to Seattle generates about 409 kg of CO2 per passenger, and 409 kilograms equals 902 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Reykjavik to Seattle

See the map of the shortest flight path between Keflavík International Airport (KEF) and Seattle Boeing Field (BFI).

Airport information

Origin Keflavík International Airport
City: Reykjavik
Country: Iceland Flag of Iceland
IATA Code: KEF
ICAO Code: BIKF
Coordinates: 63°59′6″N, 22°36′20″W
Destination Seattle Boeing Field
City: Seattle, WA
Country: United States Flag of United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W