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

Apply the “Price (lowest to highest)” filter on Expedia to look for cheap American Airlines round-trip flights from $345 from GRB to ATL. Affordable one-way tickets from $199 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.

American Airlines flights to Atlanta are usually cheaper in the quieter months of January and February. Whether you’re after a round-trip or one-way ticket, you could score a better deal then.

For cheap American Airlines fares from Austin Straubel Intl. Airport (GRB) to Hartsfield-Jackson Atlanta Intl. Airport (ATL), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall price. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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.

Click on our “Nonstop” filter when browsing for direct American Airlines flights from GRB to ATL. It’s also a great way to compare other carriers offering the same nonstop route.

Sort your results by “Morning” and “Early Morning” to browse the earliest flights from GRB to ATL. Leaving early means you’re 20% less likely to experience 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.

Hartsfield-Jackson Atlanta Intl. Airport (ATL) is the main Atlanta hub for American Airlines flights from Austin Straubel Intl. Airport (GRB).

Changes are generally free within 24 hours of making a booking, but your airline may add a charge after that. For more details about modifying your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without extra charges, check the “No cancel fee” or “Changes included” filter when organizing your next trip.