Air Miles Calculator

Distance between Louisville, KY (SDF) and Williamsport, PA (IPT)

Flight distance from Louisville to Williamsport (Louisville International Airport – Williamsport Regional Airport) is 515 miles / 829 kilometers / 447 nautical miles. Estimated flight time is 1 hour 28 minutes.

Driving distance from Louisville (SDF) to Williamsport (IPT) is 605 miles / 973 kilometers and travel time by car is about 10 hours 44 minutes.

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

Shortest flight path between Louisville International Airport (SDF) and Williamsport Regional Airport (IPT).

How far is Williamsport from Louisville?

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

Vincenty's formula (applied above)
  • 514.856 miles
  • 828.580 kilometers
  • 447.397 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
  • 513.924 miles
  • 827.080 kilometers
  • 446.588 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 Williamsport Regional Airport
City: Williamsport, PA
Country: United States Flag of United States
IATA Code: IPT
ICAO Code: KIPT
Coordinates: 41°14′30″N, 76°55′15″W

Time difference and current local times

There is no time difference between Louisville and Williamsport.

Time Difference

Louisville, KY

 EDT

Williamsport, PA

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 101 kg (222 pounds).

Frequent Flyer Miles Calculator

Louisville (SDF) → Williamsport (IPT).

Distance:
515
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
515

Round trip?