$169 Cheap Delta flights Atlanta (ATL) to Chattanooga (CHA)

Finding cheap one-way Delta Air Lines flights from ATL to CHA from $169 on Expedia is a breeze — just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares from $199 for your next break.**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.

Start searching one to three months before your departure to get cheaper fares on Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Chattanooga Metropolitan Airport (CHA). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic trips.*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 flight from ATL to CHA with Delta Air Lines departs at 8:25AM UTC-5. You'll land at 9:21AM UTC-5. The last Delta Air Lines flight of the day takes off at 10:49PM UTC-5 and arrives at 11:44PM UTC-5. With approximately 20% fewer cancellations for departures before noon, starting your travel day early is often the best choice.**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.

Flying from ATL to CHA with Delta Air Lines comes with a variety of perks, including an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.