Air Miles Calculator

Distance between Louisville, KY (SDF) and Dayton, OH (DAY)

Flight distance from Louisville to Dayton (Louisville International Airport – Dayton International Airport) is 144 miles / 232 kilometers / 126 nautical miles. Estimated flight time is 46 minutes.

Driving distance from Louisville (SDF) to Dayton (DAY) is 170 miles / 273 kilometers and travel time by car is about 3 hours 9 minutes.

Map of flight path and driving directions from Louisville to Dayton.

Shortest flight path between Louisville International Airport (SDF) and Dayton International Airport (DAY).

How far is Dayton from Louisville?

There are several ways to calculate distances between Louisville and Dayton. Here are two common methods:

Vincenty's formula (applied above)
  • 144.445 miles
  • 232.461 kilometers
  • 125.519 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
  • 144.491 miles
  • 232.535 kilometers
  • 125.559 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 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

B Dayton International Airport
City: Dayton, OH
Country: United States Flag of United States
IATA Code: DAY
ICAO Code: KDAY
Coordinates: 39°54′8″N, 84°13′9″W

Time difference and current local times

There is no time difference between Louisville and Dayton.

Time Difference

Louisville, KY

 EDT

Dayton, OH

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 46 kg (102 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Dayton (DAY).

Distance:
144
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
144

Round trip?