Air Miles Calculator

Distance between Washington D.C. (IAD) and Louisville, KY (SDF)

Distance from Washington Dulles International Airport to Louisville International Airport is 451 miles / 726 kilometers / 392 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 451.425 miles
  • 726.497 kilometers
  • 392.277 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
  • 450.359 miles
  • 724.783 kilometers
  • 391.351 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Washington Dulles International Airport (IAD) to Louisville International Airport (SDF) is 1 hour 21 minutes.

Time difference and current local times

There is no time difference between Washington D.C. and Louisville.

Time Difference

Washington D.C.
Louisville

Washington D.C.

 EST

Louisville, KY

 EST

Airport information


A Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

B Louisville International Airport
City: Louisville, KY
Country: United States Flag of United States
IATA Code: SDF
ICAO Code: KSDF
Coordinates: 38°10′27″N, 85°44′9″W

Map

Flight map from Washington D.C. to Louisville.

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Louisville (SDF).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
451
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
451

Round trip?