$393 Cheap United flights Chicago (ORD) to Paris (CDG)

You can find affordable return United Airlines flights from $494 from ORD to CDG by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $393 for a one-way journey.**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 grab cheap flights from ORD to CDG with United Airlines, begin your search about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**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.

Leaving ORD at 6:50PM UTC-6, the earliest United Airlines flight to CDG arrives at 9:55AM UTC+1. Flying early means you're less likely to encounter delays.* Not an early riser? The last United Airlines flight from ORD to CDG departs at 6:50PM UTC-6 and touches down at 9:55AM UTC+1.*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.

With a rewarding loyalty program, United Airlines is a top pick for many passengers departing from ORD to CDG. Plus, if you're a United Mileage Plus and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.