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

Flight distance from Washington D.C. to Louisville (Washington Dulles International Airport – Louisville International Airport) is 451 miles / 726 kilometers / 392 nautical miles. Estimated flight time is 1 hour 21 minutes.

Driving distance from Washington D.C. (IAD) to Louisville (SDF) is 566 miles / 911 kilometers and travel time by car is about 10 hours 15 minutes.

## Map of flight path and driving directions from Washington D.C. to Louisville.

Shortest flight path between Washington Dulles International Airport (IAD) and Louisville International Airport (SDF).

## How far is Louisville from Washington D.C.?

There are several ways to calculate distances between Washington D.C. and Louisville. Here are two common 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 – the shortest distance between two points).

## Airport information

A Washington Dulles International Airport
City: Washington D.C.
Country: United States
Coordinates: 38°56′40″N, 77°27′20″W

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

## Time difference and current local times

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

EST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (202 pounds).

## Frequent Flyer Miles Calculator

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

Distance:
451
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
451

Round trip?