Cheap Flights from St. Louis (XLS) to Charleston (CHS)

Popular airlines from St. Louis (XLS) to Charleston Intl. Airport (CHS)

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Frequently asked questions

How much does a flight from St. Louis (XLS) to Charleston Intl. Airport (CHS) cost?
Snag a cheap one-way flight or cheap return flight from St. Louis (XLS) to Charleston Intl. Airport (CHS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from St. Louis (XLS) to Charleston Intl. Airport (CHS)?
is the most affordable month to fly from XLS to CHS. Traveling during quieter months is often the key to landing a great deal.
What is the cheapest airline that flies from St. Louis (XLS) to Charleston Intl. Airport (CHS)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from XLS to CHS. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from St. Louis (XLS) to Charleston Intl. Airport (CHS)?
There are no daily direct flights available from St. Louis (XLS) to Charleston Intl. Airport (CHS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from XLS to CHS?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Louis (XLS) to Charleston Intl. Airport (CHS)?
Choose a flight from St. Louis (XLS) to Charleston Intl. Airport (CHS) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**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.
Is it cheaper to buy a plane ticket from St. Louis (XLS) to Charleston Intl. Airport (CHS) last-minute?
Holding off until right before your break to book a ticket from XLS to CHS generally means paying more. While you may find some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of snagging a bargain.
Is it cheaper to book a XLS to CHS flight and hotel package?
Compared with arranging flights and hotels separately, booking a XLS to CHS flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Just secure your flights and select from our extensive range of stays, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from St. Louis (XLS) to Charleston Intl. Airport (CHS)?
In most instances, you can cancel or modify your XLS to CHS flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
St. Louis
Destination airport
Charleston Intl.
Distance
4103 mi

Book with confidence

Book with confidence

St. Louis to Charleston Flights

The cheapest times to fly from St. Louis to Charleston

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 Charleston are during the month of . You can find some of the cheapest flights from St. Louis to Charleston with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Charleston: 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 Charleston

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 Charleston in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Charleston 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 Charleston 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.

 

St. Louis to Charleston Flights

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Explore a world of travel with Expedia

*Available to One Key members.