$128 Cheap American Airlines flights Charlotte (CLT) to St. Louis (STL)

Use the “Price (lowest to highest)” filter on Expedia to find cheap American Airlines return flights from $242 from CLT to STL. Affordable one-way tickets from $128 are available as well.**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 St. Louis are often cheaper in the off-peak months of January and February. Whether you’re searching for a one-way or a return ticket, you could find a better deal then.

Look for affordable American Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to Lambert-St. Louis Intl. Airport (STL) 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. No matter the fare class and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive day is typically 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.

American Airlines operates direct flights from Charlotte-Douglas Intl. Airport (CLT) to Lambert-St. Louis Intl. Airport (STL), with 32 departures each week. Simply select the “Nonstop” and “Airline” filters during your search on Expedia to show all direct American Airlines flights to STL.

From wheels-up to touchdown, a nonstop American Airlines flight from Charlotte-Douglas Intl. Airport (CLT) to Lambert-St. Louis Intl. Airport (STL) takes approximately 2h 6m.

If flexibility is what you’re after, Sunday offers the most choice for American Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to Lambert-St. Louis Intl. Airport (STL). You can pick from 5 different departures.

The first flight from CLT to STL with American Airlines leaves at 7:59AM UTC-5. You’ll touch down at 9:03AM UTC-6. The final American Airlines flight of the day takes off at 10:40PM UTC-5 and arrives at 11:46PM UTC-6. With approximately 20% fewer cancellations for departures before noon, starting your travel day early is usually the smartest choice.**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.

Lambert-St. Louis Intl. Airport (STL) is the primary St. Louis gateway for American Airlines flights from Charlotte-Douglas Intl. Airport (CLT).

American Airlines usually flies Boeing 737-800 planes for flights from Charlotte-Douglas Intl. Airport (CLT) to Lambert-St. Louis Intl. Airport (STL). This carrier also operates the Airbus A319 on this route. Remember that aircraft type can change due to operational needs, so the plane you board might be different when you travel.

It’s generally possible to cancel or change your flight, although additional fees may apply if you made your booking over 24 hours ago. Want to keep your options open? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to alter your plans. To make modifications, head to “Trips,” select your flight and click on “Manage Booking” for more information.