The cheapest times to fly from ORD to MDT are

  • August 6th to November 11th
  • December 3rd to February 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to MDT is late September. Prices can be as high as $659 for Sunday flights during late July, or as low as $318 for Tuesday flights around late September.


When to Fly to Harrisburg

Flying from Chicago, IL (ORD) to Harrisburg, PA (MDT) will usually cost between $318 to $346 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $318. Due to high demand the most expensive time to fly is late July, with an average price of $402. Planning your trip to low-cost times can easily save you $84 on economy flights and even more on first-class flights. Generally, any price below $328 can be considered a good price for a round-trip ORD to MDT flight.

See below for a graph of average weekly prices for the ORD to MDT route. All prices are for round-trip tickets in USD.

ORD to MDT Flight Prices

Compared to other flights, the ORD to MDT flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.34, which is in the normal range for a flight.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly to Harrisburg, and Thursdays are the most expensive days to return to Chicago. Selecting flights on the least expensive days could save you up to $8 (2%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $326. Return trip prices are from the MDT to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to MDT can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 3 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ORD to MDT while comparing.

Destination alternative #1: Baltimore/Washington International Thurgood Marshall Airport (BWI) in Baltimore, MD

  • 70 miles (113 km) away from MDT
  • Usually 28.05% less expensive than MDT
  • Nonstop flights available

See ORD to BWI flights

Destination alternative #2: Newark Liberty International Airport (EWR) in Newark, NJ

  • 141 miles (227 km) away from MDT
  • Usually 30.18% less expensive than MDT
  • Nonstop flights available

See ORD to EWR flights

Destination alternative #3: Philadelphia International Airport (PHL) in Philadelphia, PA

  • 84 miles (135 km) away from MDT
  • Usually 20.58% less expensive than MDT
  • Nonstop flights available

See ORD to PHL flights

Destination alternative #4: Trenton Mercer Airport (TTN) in Trenton, NJ

  • 103 miles (166 km) away from MDT
  • Usually 27.74% less expensive than MDT
  • Nonstop flights available

See ORD to TTN flights

Destination alternative #5: Ronald Reagan Washington National Airport (DCA) in Washington, DC

  • 94 miles (151 km) away from MDT
  • Usually 15.85% less expensive than MDT
  • Nonstop flights available

See ORD to DCA flights

Destination alternative #6: Williamsport Regional Airport (IPT) in Williamsport, PA

  • 73 miles (117 km) away from MDT
  • Usually 15.55% less expensive than MDT
  • 1-layover flights available

See ORD to IPT flights


Flight Questions Answered

Still have questions about flying from ORD to MDT? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: American, Delta, Frontier, Iberia, United, and potentially more during busy seasons.

How far away is it from Harrisburg International Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 593 miles or 954 kilometers.

How long does it take to fly from ORD to MDT?

The real-world flight time for a nonstop ORD to MDT flight is about 2 hour 3 minutes.

How many flights go between Chicago, IL and Harrisburg, PA?

It depends on the day of the week and the date, but a typical day might have around 52 available flights from ORD to MDT.


Airport Location Info


Departing Airport

Origination code ORD
Origination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9

Return Airport

Destination code MDT
Destination airport name Harrisburg International Airport
City Harrisburg, PA
Country the United States
Latitude 40.2
Longitude -76.8


Late and Early Flight Data

Flights from ORD to MDT tend to depart as late as the average flight. According to our recently updated data, 29% of flights departed 5 or more minutes late, and 8% of flights left 5 or more minutes early. On average you can expect to leave MDT heading for ORD about 17 minutes late. This does significantly impact arrival time, as the average landing time in Harrisburg, PA is about 20 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • SkyWest: 7 minutes late
  • United: 53 minutes late
  • Envoy: 10 minutes late
  • ExpressJet: 2 minutes early
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.