$79 Cheap American Airlines flights Newark Liberty Intl. Airport (EWR) to Chicago (ORD)

Apply the "Price (lowest to highest)" filter on Expedia to look for cheap American Airlines round-trip flights from $177 from EWR to ORD. Affordable one-way fares from $79 are available as well.**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.

For cheap American Airlines fares from Liberty Intl. Airport (EWR) to O'Hare Intl. Airport (ORD), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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.

The earliest American Airlines flight from EWR to ORD departs at 7:00AM UTC-5, landing at 8:46AM UTC-6. If you prefer to head off later, the last American Airlines flight leaves EWR at 6:29PM UTC-5 and touches down at ORD at 8:13PM UTC-6. Flying earlier is often a smart option as morning flights tend to experience fewer 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.