$132+ Cheap flights from St. Louis to Charleston (STL - CHS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CHS
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Charleston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lambert-St Louis to Charleston are usually found in February or May, booked 53 days in advance, depart on a Tuesday or Saturday and return on a Wednesday
Cheap flight deals from St. Louis to Charleston
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to CharlestonExplore the most affordable flight options available from St. Louis to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from St. Louis to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:35 am -
1 stop5h 10m
Mon 12/76:25 pm -
1 stop4h 35m
Deal found 10/21![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:30 am -
1 stop8h 05m
Mon 11/238:55 pm -
1 stop4h 00m
Deal found 10/19![Southwest logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:26 pm -
1 stop15h 12m
Tue 12/83:00 pm -
2 stops21h 17m
Deal found 10/17![Multiple Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:40 pm -
1 stop6h 25m
Sun 12/138:55 pm -
1 stop4h 00m
Deal found 10/19![Southwest logo]()
$287
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:27 am -
1 stop6h 59m
Mon 12/76:00 am -
1 stop5h 08m
Deal found 10/20![American Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/234:50 pm -
2 stops6h 25m
Wed 12/307:55 pm -
1 stop5h 20m
Deal found 10/18![Southwest logo]()
$303
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:00 am -
2 stops7h 28m
Mon 11/233:29 pm -
1 stop4h 54m
Deal found 10/19![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:45 pm -
1 stop8h 30m
Mon 11/309:15 pm -
1 stop4h 00m
Deal found 10/20![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:05 pm -
1 stop13h 33m
Thu 12/36:45 am -
2 stops29h 32m
Deal found 10/18![Multiple Airlines logo]()
$316
Best flights from St. Louis to CharlestonDiscover carefully curated flight deals from St. Louis to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from St. Louis to Charleston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1010:30 am -
2 stops8h 35m
Sun 12/137:10 pm -
1 stop4h 40m
Deal found 10/20![Southwest logo]()
$292
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:29 am -
1 stop6h 26m
Wed 11/47:00 am -
1 stop6h 28m
Deal found 10/16![American Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:55 am -
2 stops7h 40m
Mon 12/76:35 am -
2 stops8h 15m
Deal found 10/21![Southwest logo]()
$298
This Southwest deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/138:05 am -
1 stop3h 40m
Tue 1/191:25 pm -
1 stop6h 55m
Deal found 10/18![Southwest logo]()
$298
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:00 pm -
1 stop9h 35m
Sun 11/227:10 pm -
1 stop4h 40m
Deal found 10/19![Southwest logo]()
$336
This Southwest deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1510:55 am -
2 stops7h 40m
Tue 12/224:55 pm -
2 stops8h 20m
Deal found 10/16![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:05 am -
2 stops8h 35m
Sun 11/227:10 pm -
1 stop4h 40m
Deal found 10/19![Southwest logo]()
$379
This Southwest deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:30 pm -
1 stop4h 45m
Thu 12/315:15 pm -
1 stop6h 00m
Deal found 10/21![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:35 am -
1 stop5h 10m
Sun 12/67:55 pm -
1 stop5h 15m
Deal found 10/18![Southwest logo]()
$420
Last-minute flights from St. Louis to CharlestonDiscover last-minute flight deals from St. Louis to Charleston. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Charleston. Data last updated October 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:05 am -
1 stop5h 19m
Wed 11/116:00 am -
1 stop4h 55m
Deal found 10/20![American Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:26 pm -
1 stop15h 12m
Wed 11/183:42 pm -
2 stops27h 57m
Deal found 10/16![Multiple Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:26 am -
1 stop6h 58m
Wed 11/1812:17 pm -
1 stop5h 26m
Deal found 10/16![American Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:30 am -
1 stop8h 05m
Mon 11/238:55 pm -
1 stop4h 00m
Deal found 10/19![Southwest logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/164:26 pm -
1 stop15h 12m
Tue 12/83:00 pm -
2 stops21h 17m
Deal found 10/17![Multiple Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:00 am -
2 stops7h 28m
Mon 11/233:29 pm -
1 stop4h 54m
Deal found 10/19![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:00 pm -
1 stop9h 35m
Sun 11/227:10 pm -
1 stop4h 40m
Deal found 10/19![Southwest logo]()
$336
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:45 pm -
1 stop8h 30m
Mon 11/309:15 pm -
1 stop4h 00m
Deal found 10/20![Southwest logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:05 pm -
1 stop13h 33m
Thu 12/36:45 am -
2 stops29h 32m
Deal found 10/18![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:05 pm -
1 stop13h 33m
Tue 12/11:21 pm -
2 stops22h 49m
Deal found 10/18![Multiple Airlines logo]()
$341
One-way flights from St. Louis to CharlestonSearch for one-way flight options from St. Louis to Charleston. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from St. Louis to Charleston. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:35 am -
1 stop5h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:45 pm -
1 stop8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:13 pm -
1 stop13h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$141
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:02 am -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$149
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2612:29 pm -
1 stop5h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$156
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:45 am -
2 stops8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$161
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:48 pm -
1 stop6h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![American Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:58 pm -
2 stops11h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:35 pm -
2 stops27h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$167
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/151:17 pm -
2 stops9h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![United Airlines logo]()
$168
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/61:20 pm -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$194
Find flight deals from St. Louis to Charleston
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Charleston (CHS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (Southwest) |
One-way from | $132 (Southwest) |
Popular in | July |
Cheapest in | February |
Average price | $424 |
Good round-trip deal | $246 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Charleston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
Use the filters below to find and compare flights from St. Louis to Charleston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Sat 11/21
2:45 pm-12:15 am
1 stop8h 30m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$137
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Thu 11/26
12:29 pm-7:13 pm
1 stop5h 44m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$156
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Thu 12/10
10:15 am-8:05 pm
2 stops8h 50m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$161
Quickest round-trip
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Thu 12/3
10:55 am-5:25 pm
2 stops5h 30m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$161
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Thu 11/26
5:45 am-3:40 pm
2 stops8h 55m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$161
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Wed 11/25
2:48 pm-10:20 pm
1 stop6h 32m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$163
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Wed 11/25
6:35 pm-10:36 pm
2 stops27h 01m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$167
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Tue 12/15
1:17 pm-11:59 pm
2 stops9h 42m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$168
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Fri 11/27
1:20 pm-9:00 pm
1 stop6h 40m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
St. LouisCharleston
STL Lambert-St Louis - CHS Charleston
STLCHS
Lambert-St Louis
Sun 11/1
1:35 pm-8:48 am
2 stops18h 13m
Charleston
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$256
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Charleston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Charleston in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Charleston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Charleston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Charleston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Charleston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Charleston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Charleston
Have a flexible travel schedule? Discover the best time to fly to Charleston from St. Louis with our price prediction graph.
STL-CHS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Charleston
How far ahead should I book a flight from St. Louis to Charleston?
The price you pay for your flight from St. Louis to Charleston may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from St. Louis to Charleston?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Charleston (average of $350). Flying from St. Louis to Charleston in July is currently the most expensive (average of $435). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from STL to CHS?
Find hourly flight availability from St. Louis to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Charleston as you normally would.
The best insider tips for St. Louis to Charleston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Charleston trip
Our travel experts
Reviews of airlines servicing Charleston
Get insights into the airlines that provide service to Charleston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Charleston. Reviews last updated October 21, 2026.
Read through reviews of airlines operating flights from St. Louis to Charleston, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.4
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.4
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Charleston?
Book flights to Charleston if you plan to visit one of these locationsNorth Charleston
Santee
Summerville
Walterboro
Mount Pleasant
Goose Creek
Edisto Beach
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Top 3 airlines flying from St. Louis to Charleston
Discover the top 3 airlines that operate flights from St. Louis to Charleston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$350 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$429 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$270 | Average$399 | FlexibilityNo cancel fee | On-time71% |