$199 Cheap Delta flights Green Bay (GRB) to Atlanta (ATL)

Use the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines round-trip flights from $366 from GRB to ATL. Affordable one-way options from $199 are available too.**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 Austin Straubel Intl. Airport (GRB) 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. Regardless of fare class and journey, the best day to book a domestic flight is usually 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.

The earliest flight from GRB to ATL with Delta Air Lines departs at 5:15AM UTC-6. You'll touch down at 8:46AM UTC-5. The final Delta Air Lines flight of the day leaves at 5:20AM UTC-6 and arrives at 8:51AM UTC-5. With 20% fewer cancellations for departures before noon, jetting out early is typically the smartest option.**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.

Traveling from GRB to ATL with Delta Air Lines comes with a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to use on select future travel purchases. That's in addition to 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.