Air Miles Calculator

Distance between Louisville, KY (SDF) and Ontario, CA (ONT)

Flight distance from Louisville to Ontario (Louisville International Airport – Ontario International Airport) is 1796 miles / 2891 kilometers / 1561 nautical miles. Estimated flight time is 3 hours 54 minutes.

Driving distance from Louisville (SDF) to Ontario (ONT) is 2052 miles / 3302 kilometers and travel time by car is about 33 hours 57 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and Ontario International Airport (ONT).

How far is Ontario from Louisville?

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

Vincenty's formula (applied above)
  • 1796.089 miles
  • 2890.525 kilometers
  • 1560.758 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
  • 1792.193 miles
  • 2884.255 kilometers
  • 1557.373 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 Ontario International Airport
City: Ontario, CA
Country: United States Flag of United States
IATA Code: ONT
ICAO Code: KONT
Coordinates: 34°3′21″N, 117°36′3″W

Time difference and current local times

The time difference between Louisville and Ontario is 3 hours. Ontario is 3 hours behind Louisville.

Time Difference

Louisville, KY

 EDT

Ontario, CA

 PDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 200 kg (440 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Ontario (ONT).

Distance:
1796
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1796

Round trip?