$129 Cheap American Airlines flights Atlanta (ATL) to Fort Lauderdale (FLL)

Finding cheap one-way American Airlines flights from ATL to FLL from $129 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $217 for your next exciting 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.

For cheap American Airlines fares from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Fort Lauderdale - Hollywood Intl. Airport (FLL), 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 what you pay. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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.

Browse American Airlines's earliest flights from ATL to FLL by using our "Early Morning" and "Morning" filters. Not only will you get to where you're going sooner, early departures also have a 20% less chance of being canceled.**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.