$144 Cheap American Airlines flights West Palm Beach (PBI) to Chicago (ORD)

You'll discover cheap return American Airlines flights from $231 from PBI to ORD by organizing your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $144 for a one-way trip.**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 Palm Beach Intl. Airport (PBI) 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 what you pay. Sunday tends to be 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.

Jetting off from PBI at 12:59PM UTC-5, the earliest American Airlines flight to ORD lands at 3:21PM UTC-6. Flying early means you're less likely to encounter cancellations or delays.* Prefer a later start? The last American Airlines flight from PBI to ORD departs at 5:21PM UTC-5 and touches down at 7:43PM UTC-6.*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.