Map of flight path and driving directions from Chicago to Williamsport.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Williamsport Regional Airport (IPT).
How far is Williamsport from Chicago?
There are several ways to calculate distances between Chicago and Williamsport. Here are two common methods:Vincenty's formula (applied above)
- 570.762 miles
- 918.553 kilometers
- 495.979 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
- 569.299 miles
- 916.198 kilometers
- 494.707 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).
Time difference and current local times
The time difference between Chicago and Williamsport is 1 hour. Williamsport is 1 hour ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 109 kg (240 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Williamsport (IPT).