# 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
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
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.

EDT

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?