Air Miles Calculator logo

How far is Lorient from Seattle, WA?

The distance between Seattle (Seattle Boeing Field) and Lorient (Lorient South Brittany Airport) is 4914 miles / 7908 kilometers / 4270 nautical miles.

Seattle Boeing Field – Lorient South Brittany Airport

Distance arrow
4914
Miles
Distance arrow
7908
Kilometers
Distance arrow
4270
Nautical miles

Search flights

Distance from Seattle to Lorient

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

Vincenty's formula (applied above)
  • 4913.841 miles
  • 7908.060 kilometers
  • 4270.011 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
  • 4899.615 miles
  • 7885.167 kilometers
  • 4257.649 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 Lorient?

The estimated flight time from Seattle Boeing Field to Lorient South Brittany Airport is 9 hours and 48 minutes.

Flight carbon footprint between Seattle Boeing Field (BFI) and Lorient South Brittany Airport (LRT)

On average, flying from Seattle to Lorient generates about 573 kg of CO2 per passenger, and 573 kilograms equals 1 262 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seattle to Lorient

See the map of the shortest flight path between Seattle Boeing Field (BFI) and Lorient South Brittany Airport (LRT).

Airport information

Origin 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
Destination Lorient South Brittany Airport
City: Lorient
Country: France Flag of France
IATA Code: LRT
ICAO Code: LFRH
Coordinates: 47°45′38″N, 3°26′24″W