$62 Cheap Flights from St. Louis (STL) to Charlotte (CLT)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)

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Cheap Flights from St. Louis to Charlotte (STL-CLT)

Prices were available within the past 7 days and start at $62 for one-way flights and $124 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Spirit Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Spirit Airlines
Spirit Airlines
United
American Airlines
Delta

Find the cheapest month to fly from St. Louis (STL) to Charlotte (CLT)

August is typically the cheapest month to fly

From $115 - $322 per traveler.

Graph displaying average flight prices per month

Alternative airports near Charlotte

Prices were available within the past 7 days. Prices and availability are subject to change.

Flights from St. Louis (STL) to Charlotte (CLT)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Charlotte-Douglas Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$124
Distance
573 mi
Average flight time
3 hours 36 mins

St. Louis to Charlotte Flights

The cheapest times to fly from St. Louis to Charlotte

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Charlotte are during the month of September. You can find some of the cheapest flights from St. Louis to Charlotte with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Charlotte

Sunday is one of the best days to book for cheap flights from St. Louis to Charlotte: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Charlotte

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Charlotte in 2025. You can also book with separate airlines for your outbound and return journeys, from $62 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Charlotte flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Charlotte airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT) cost?
Cheap round-trip flights from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT) start from $197. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Southwest Airlines flight leaving STL on July 26 2025 and touching down at CLT. The price was last updated on July 6 2025 and has not changed since.
What is the cheapest month to fly from STL to CLT?
The cheapest flights from STL to CLT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
When departing from Lambert-St. Louis Intl. Airport (STL), you can take a nonstop flight to Charlotte-Douglas Intl. Airport (CLT) with American Airlines.
What is the cheapest airline that flies from STL to CLT?
Take off from STL to CLT with Southwest Airlines. This airline currently has the cheapest one-way fare for this route, starting at $99. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from STL on September 16 2025. Prices were last updated on July 6 2025 and have not changed since.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
With an average of 5 direct flights that operate from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT) every day, you'll be jetting off in no time.
What are the most popular departure times for flights from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
Flights between STL and CLT are their busiest at 7 AM. For a less crowded experience and possibly cheaper tickets, choose a time when demand is lower.
What day of the week has the most flights from STL to CLT?
Friday offers the most flights from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT). Consider traveling on this day and you'll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
The first flight of the day departing from Lambert-St. Louis Intl. Airport (STL) is at around 5:23AM UTC-6. Board this flight and you'll arrive at Charlotte-Douglas Intl. Airport (CLT) at approximately 8:25AM UTC-5. The total flight duration is 2h 2m.
How long does it take to fly from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
The average flight duration from STL to CLT is 1 hour and 56 minutes, covering a distance of 570 mi.
What airline has the least delays from STL to CLT?
With 84% of flights typically arriving as scheduled, American Airlines has the best on-time performance for nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT). To monitor your flight status and get notifications if anything changes, use the Expedia App.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Charlotte from Lambert-St. Louis Intl. Airport (STL)?
If you're boarding a direct flight from Lambert-St. Louis Intl. Airport (STL) to Charlotte, Charlotte-Douglas Intl. Airport (CLT) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT) last-minute?
Booking your flight from STL to CLT just before your getaway is generally more expensive. But if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a STL to CLT flight and hotel package?
Securing a STL to CLT flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Charlotte-Douglas Intl. Airport (CLT)?
You can usually cancel or reschedule your STL to CLT flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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