Map of flight path and driving directions from Louisville to Seattle.
Shortest flight path between Louisville International Airport (SDF) and Seattle–Tacoma International Airport (SEA).
How far is Seattle from Louisville?
There are several ways to calculate distances between Louisville and Seattle. Here are two common methods:Vincenty's formula (applied above)
- 1944.890 miles
- 3129.996 kilometers
- 1690.063 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 1940.486 miles
- 3122.909 kilometers
- 1686.236 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).
Time difference and current local times
The time difference between Louisville and Seattle is 3 hours. Seattle is 3 hours behind Louisville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 212 kg (468 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → Seattle (SEA).