$124 Cheap Delta flights Chattanooga (CHA) to Chicago (ORD)

Finding cheap one-way Delta Air Lines flights from CHA to ORD from $124 on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $218 for your next getaway.**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.

Delta Air Lines flights to Chicago are typically more affordable in the quieter months of January and February. Whether you’re in search of a one-way or round-trip ticket, you could find a better deal then.

Search for affordable Delta Air Lines flights from Chattanooga Metropolitan Airport (CHA) to O’Hare Intl. Airport (ORD) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

Enter your dates, hit search and check “Nonstop” on Expedia to find any direct flights from CHA to ORD with Delta Air Lines or another airline.

Sort your results by “Early Morning” and “Morning” to browse the earliest flights from CHA to ORD. Taking off early means flight cancellations are less likely.**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.

Delta Air Lines flights from Chattanooga Metropolitan Airport (CHA) to Chicago arrive at O’Hare Intl. Airport (ORD). This is the main entry point here.

With an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a popular option for many travelers heading from CHA to ORD. Also, if you’re a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your fare type, a fee is typically charged if you cancel or reschedule your flight more than 24 hours after it’s been confirmed. To secure flexible plane tickets, select our “Changes included” and “No cancel fee” boxes when you look for flights. For additional information on canceling or changing your reservation, head to “Trips,” select your flight and tick “Manage Booking.”