$134 Cheap American Airlines flights Chicago (ORD) to Dayton (DAY)

Apply the "Price (lowest to highest)" filter on Expedia to find cheap American Airlines return flights from $179 from ORD to DAY. Affordable one-way fares from $134 are also available.**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.

To find cheap American Airlines fares from O'Hare Intl. Airport (ORD) to James M. Cox Dayton Intl. Airport (DAY), start searching one to three months before your intended 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 affect what you pay. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking 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 ORD to DAY departs at 8:50AM UTC-6, landing at 11:06AM UTC-5. If you prefer to head off later in the day, the last American Airlines flight leaves ORD at 8:20PM UTC-6 and lands at DAY at 10:42PM UTC-5. Flying earlier is often a smart option as morning and mid-morning flights are least likely to face 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.