Air Miles Calculator

Distance between Philadelphia, PA (PHL) and Williamsport, PA (IPT)

Flight distance from Philadelphia to Williamsport (Philadelphia International Airport – Williamsport Regional Airport) is 129 miles / 208 kilometers / 112 nautical miles. Estimated flight time is 44 minutes.

Driving distance from Philadelphia (PHL) to Williamsport (IPT) is 184 miles / 296 kilometers and travel time by car is about 3 hours 27 minutes.

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

Shortest flight path between Philadelphia International Airport (PHL) and Williamsport Regional Airport (IPT).

How far is Williamsport from Philadelphia?

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

Vincenty's formula (applied above)
  • 129.423 miles
  • 208.287 kilometers
  • 112.466 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
  • 129.364 miles
  • 208.191 kilometers
  • 112.414 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 Philadelphia International Airport
City: Philadelphia, PA
Country: United States Flag of United States
IATA Code: PHL
ICAO Code: KPHL
Coordinates: 39°52′18″N, 75°14′27″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 Philadelphia and Williamsport.

Time Difference

Philadelphia, PA

 EST

Williamsport, PA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 44 kg (97 pounds).

Frequent Flyer Miles Calculator

Philadelphia (PHL) → Williamsport (IPT).

Distance:
129
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
129

Round trip?