$99 Cheap Delta flights Washington (DCA) to Atlanta (ATL)

Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines round-trip flights from $169 from DCA to ATL. Affordable one-way fares from $99 are also on offer.**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.

Look for cheap Delta Air Lines flights from Ronald Reagan Washington National Airport (DCA) to Hartsfield-Jackson Atlanta Intl. Airport (ATL) one to three months prior to your departure date. 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. No matter the fare class and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book 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.

The first Delta Air Lines flight from DCA to ATL takes off at 6:00AM UTC-5, landing at 8:03AM UTC-5. If you prefer to jet off later, the last Delta Air Lines flight leaves DCA at 8:48PM UTC-5 and touches down at ATL at 10:54PM UTC-5. Flying early is generally a good option as morning and mid-morning flights tend to experience fewer 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.

Flying from DCA to ATL with Delta Air Lines means enjoying a host of benefits, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend 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.