$165 Cheap United flights Chicago (ORD) to Harrisburg (MDT)

Scoring cheap one-way United Airlines flights from ORD to MDT from $165 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $209 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for one-way or return flights to Harrisburg in January or December. You could find cheaper fares with United Airlines during these off-peak times.

Look for affordable United Airlines flights from O’Hare Intl. Airport (ORD) to Harrisburg Intl. Airport (MDT) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from O’Hare Intl. Airport (ORD) to Harrisburg Intl. Airport (MDT) on any of United Airlines’s 18 weekly direct flights. Apply Expedia’s “Nonstop” and “Airline” filters to find the United Airlines flight that’ll land at MDT at a time that suits you.

From takeoff till touchdown, a nonstop United Airlines flight from O’Hare Intl. Airport (ORD) to Harrisburg Intl. Airport (MDT) takes approximately 1h 55m.

If you’re looking for flexibility, Sunday offers the most choice for United Airlines flights from O’Hare Intl. Airport (ORD) to Harrisburg Intl. Airport (MDT). You can pick from 3 different departures.

The first flight from ORD to MDT with United Airlines departs at 7:10AM UTC-6. You’ll touch down at 10:06AM UTC-5. The last United Airlines flight of the day takes off at 6:15PM UTC-6 and arrives at 9:13PM UTC-5. With approximately 20% fewer cancellations for morning departures, setting off early is typically the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch a United Airlines flight from O’Hare Intl. Airport (ORD) to Harrisburg, and you’ll likely touch down at Harrisburg Intl. Airport (MDT). This is the airline’s main hub here.

Journey from ORD to MDT with United Airlines and look forward to a range of perks including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the O’Hare Intl. Airport (ORD) to Harrisburg Intl. Airport (MDT) route, United Airlines typically operates Boeing 737 MAX 8 and Embraer 175 planes. Remember that last-minute changes can occur for operational purposes, meaning your flight may be on a different aircraft.

It’s usually possible to cancel or modify your flight, although there may be a charge if you made your booking more than 24 hours ago. Want to keep your options open? Use our “Changes included” or “No cancel fee” filter to find flights that won’t charge extra if you need to revise your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for further information.