Air Miles Calculator

Distance between Harrisburg, PA (MDT) and Chicago, IL (ORD)

Flight distance from Harrisburg to Chicago (Harrisburg International Airport – Chicago O'Hare International Airport) is 594 miles / 956 kilometers / 516 nautical miles. Estimated flight time is 1 hour 37 minutes.

Driving distance from Harrisburg (MDT) to Chicago (ORD) is 684 miles / 1100 kilometers and travel time by car is about 11 hours 53 minutes.

Map of flight path and driving directions from Harrisburg to Chicago.

Shortest flight path between Harrisburg International Airport (MDT) and Chicago O'Hare International Airport (ORD).

How far is Chicago from Harrisburg?

There are several ways to calculate distances between Harrisburg and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 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 – the shortest distance between two points).

Airport information


A Harrisburg International Airport
City: Harrisburg, PA
Country: United States Flag of United States
IATA Code: MDT
ICAO Code: KMDT
Coordinates: 40°11′36″N, 76°45′48″W

B Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

Time difference and current local times

The time difference between Harrisburg and Chicago is 1 hour. Chicago is 1 hour behind Harrisburg.

Time Difference

Harrisburg, PA

 EDT

Chicago, IL

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 112 kg (247 pounds).

Frequent Flyer Miles Calculator

Harrisburg (MDT) → Chicago (ORD).

Distance:
594
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
594

Round trip?