£165 Cheap American Airlines flights from St. Louis to Miami (STL→MIA)

View £165 flight on Mon, 11 Jan 2027Opens in a new window

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

American Airlines flights from St. Louis to Miami (STL→MIA)

Prices were available within the past 7 days and start at £165 for one-way flights and £329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£329 Return, found 5 days ago
£329
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £329 found 5 days ago
American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£336 Return, found 5 days ago
£336
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £336 found 5 days ago
American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£360 Return, found 5 days ago
£360
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £360 found 5 days ago
American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£361 Return, found 5 days ago
£361
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £361 found 5 days ago
American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£367 Return, found 5 days ago
£367
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £367 found 5 days ago
American Airlines
Mon, 11 Jan - Sat, 16 Jan
STL
St. Louis
MIA
Miami
£384 Return, found 5 days ago
£384
Return
found 5 days ago
Select American Airlines flight, departing Mon, 11 Jan from St. Louis to Miami, returning Sat, 16 Jan, priced at £384 found 5 days ago

Find the cheapest month to fly from St. Louis (STL) to Miami (MIA)

December is typically the cheapest month to fly

From £102 - £515 per traveller.

Frequently asked questions

How much is an American Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA)?
You can discover cheap round-trip American Airlines flights from £329 from STL to MIA by sorting your results from "Price (lowest to highest)" on Expedia. Or look for options from £165 for a one-way trip.**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.
What is the cheapest month to fly from STL to MIA with American Airlines?
Search for one-way or return flights to Miami in September or October. You could find an affordable fare with American Airlines during these off-season months.
Does American Airlines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA)?
Yes, you can fly from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA) on any of American Airlines's 14 weekly direct flights. Apply Expedia's "Nonstop" and "Airline" filters to find the American Airlines flight that'll arrive at MIA at your preferred time.
How long does it take to fly from STL to MIA with American Airlines?
Depart Lambert-St. Louis Intl. Airport (STL) for Miami Intl. Airport (MIA) on a direct American Airlines flight, and you'll be airborne for around 2h 51m.
Which day of the week has the most American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA)?
Thursday has the most American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA). With 2 daily departures, this is the best day to find something that will suit your plans.
What airports does American Airlines fly into in Miami?
Miami Intl. Airport (MIA) is the main hub for American Airlines flights from Lambert-St. Louis Intl. Airport (STL) to Miami. But this airline also flies to Fort Lauderdale - Hollywood Intl. Airport (FLL). Be sure to check the "All Airports" option for your destination to see all available choices for your getaway to Miami.
What type of plane does American Airlines fly from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA)?
You'll likely be seated on an Airbus A319 or an Embraer 175 when flying American Airlines from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA). However, keep in mind that a different plane may be assigned depending on operational requirements.
Can I change or cancel my American Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Miami Intl. Airport (MIA)?
Depending on the ticket type you purchased, a fee generally applies if you cancel or reschedule your flight more than 24 hours after confirmation. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter while looking for flights. To learn more about modifying or cancelling your reservation, visit "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Miami Intl.
Airlines serving
Alaska Airlines
Popular airline
Alaska Airlines
Distance
1711 km
Average flight time
3 hours 45 mins
*Available to Expedia members.