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Chicago (ORD) - Harrisburg (MDT)
Calculations with different methods
- 594.141 miles
- 956.178 kilometers
- 516.295 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
- 592.717 miles
- 953.885 kilometers
- 515.057 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Harrisburg International Airport (MDT) is 1 hour 37 minutes.
Time difference and current local times
The time difference between Chicago and Harrisburg is 1 hour. Harrisburg is 1 hour ahead of Chicago.
Flight map from Chicago to Harrisburg.
Frequent Flyer Miles Calculator
Chicago (ORD) → Harrisburg (MDT).