Cheap United flights Chicago (ORD) to Erie (ERI)

Finding cheap one-way United Airlines flights from ORD to ERI on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our affordable return fares for your next break.**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.

United Airlines flights to Erie are generally cheaper in the low-season months of January and February. Whether you’re searching for a one-way or round-trip ticket, you could score a better deal then.

Begin your search one to three months before your departure to get cheap fares on United Airlines flights from O’Hare Intl. Airport (ORD) to Erie Intl. Airport (ERI). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic flights.*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.

Simply enter your dates, click search and use the “Nonstop” filter on Expedia to browse any direct flights from ORD to ERI with United Airlines or another carrier.

To find the earliest departures from ORD to ERI with United Airlines, sort your results by “Early Morning” and “Morning.” Choosing an early flight usually means you’re less likely to experience cancellations.**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.

Board a United Airlines flight from O’Hare Intl. Airport (ORD) to Erie, and you’ll most likely touch down at Erie Intl. Airport (ERI). This is the airline’s main hub in this city.

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

In most cases, you can change or cancel your flight, although additional fees may apply if you made your booking over 24 hours ago. Prefer to keep your options open? Apply the “Changes included” or “No cancel fee” filter to find flights that won’t penalize you if you need to revise your plans. To modify your booking, visit “Trips,” select your flight and click on “Manage Booking” for more details.