Air Miles Calculator

Distance between Louisville, KY (SDF) and Buffalo, NY (BUF)

Flight distance from Louisville to Buffalo (Louisville International Airport – Buffalo Niagara International Airport) is 494 miles / 794 kilometers / 429 nautical miles. Estimated flight time is 1 hour 26 minutes.

Driving distance from Louisville (SDF) to Buffalo (BUF) is 544 miles / 876 kilometers and travel time by car is about 9 hours 53 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and Buffalo Niagara International Airport (BUF).

How far is Buffalo from Louisville?

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

Vincenty's formula (applied above)
  • 493.647 miles
  • 794.448 kilometers
  • 428.968 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
  • 493.248 miles
  • 793.806 kilometers
  • 428.621 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 Buffalo Niagara International Airport
City: Buffalo, NY
Country: United States Flag of United States
IATA Code: BUF
ICAO Code: KBUF
Coordinates: 42°56′25″N, 78°43′55″W

Time difference and current local times

There is no time difference between Louisville and Buffalo.

Time Difference

Louisville, KY

 EDT

Buffalo, NY

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 98 kg (215 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Buffalo (BUF).

Distance:
494
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
494

Round trip?