$119 Cheap American Airlines flights St. Louis (STL) to Fort Lauderdale (FLL)

You can discover affordable round-trip American Airlines flights from $173 from STL to FLL by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $119 for a one-way journey.**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 Fort Lauderdale tend to be more affordable in the off-peak months of September and October. Whether you’re after a round-trip or one-way ticket, you could score a better deal then.

Look for affordable American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Fort Lauderdale - Hollywood Intl. Airport (FLL) one to three months ahead of your departure. 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 itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive 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.

To see if there’s a direct trip from STL to FLL with American Airlines or another airline, use our “Nonstop” filter when searching for tickets.

Find American Airlines’s earliest flights from STL to FLL by checking the “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% 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.

Fort Lauderdale - Hollywood Intl. Airport (FLL) is the main Fort Lauderdale hub for American Airlines flights from Lambert-St. Louis Intl. Airport (STL).

It’s usually possible to cancel or modify your flight, although there may be a charge if your booking was made over 24 hours ago. Prefer to keep your options open? Make use of our “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you have to adjust your plans. To modify your booking, head to “Trips,” select your flight and click on “Manage Booking” for more information.