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St. Charles

$62+ Cheap flights from Charlotte (CLT) to St. Charles, MO

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — STL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Charlotte Douglas to St. Charles are usually found in August or September, booked 74 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Cheap flight deals from Charlotte to St. Charles

Keep the following information in mind while searching for Charlotte to St. Charles flight deals. Data was last updated September 15, 2025.

Round-trip from

$217
(Southwest)

One-way from

$62
(Southwest)

Popular in

March

Cheapest in

August

Average price

$303
From Charlotte Douglas to St. Charles
Search Deals
One-way flight from Charlotte Douglas to St. Charles
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Charlotte to St. Charles

Cheapest flights from Charlotte to St. Charles
Explore the most affordable flight options available from Charlotte to St. Charles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Southwest deal was found by Cheapflights users on 9/15. 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 10/303:50 pmCLT - STL
Nonstop2h 00mSouthwest
Mon 11/32:55 pmSTL - CLT
Nonstop1h 45mSouthwest
Deal found 9/15$217
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Thu 10/235:34 pmCLT - STL
1 stop16h 33mFrontier
Mon 10/277:52 pmSTL - CLT
2 stops16h 40mFrontier
Deal found 9/13$225
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/257:23 amCLT - STL
Nonstop2h 04mAmerican Airlines
Thu 11/276:00 amSTL - CLT
1 stop25h 02mAmerican Airlines
Deal found 9/13$226
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:01 pmCLT - STL
2 stops20h 05mFrontier
Mon 10/69:32 pmSTL - CLT
2 stops15h 18mFrontier
Deal found 9/14$230
This Southwest deal was found by Cheapflights users on 9/15. 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 10/114:20 pmCLT - STL
1 stop5h 00mSouthwest
Tue 10/146:40 pmSTL - CLT
Nonstop1h 50mSouthwest
Deal found 9/15$231
This Southwest deal was found by Cheapflights users on 9/15. 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 11/258:25 pmCLT - STL
1 stop4h 40mSouthwest
Tue 12/21:15 pmSTL - CLT
2 stops6h 55mSouthwest
Deal found 9/15$232
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:01 pmCLT - STL
2 stops20h 05mFrontier
Sun 10/510:39 amSTL - CLT
2 stops20h 16mFrontier
Deal found 9/13$233
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sat 10/114:00 pmCLT - STL
1 stop21h 46mMultiple Airlines
Sat 10/187:15 pmSTL - CLT
1 stop13h 09mMultiple Airlines
Deal found 9/13$235
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 11/255:30 amCLT - STL
1 stop3h 46mDelta
Thu 11/276:40 amSTL - CLT
1 stop7h 10mDelta
Deal found 9/15$237
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/1410:00 pmCLT - STL
Nonstop2h 05mAmerican Airlines
Sat 10/186:00 amSTL - CLT
1 stop4h 21mAmerican Airlines
Deal found 9/14$238
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/1110:19 amCLT - STL
1 stop8h 51mMultiple Airlines
Tue 10/147:52 pmSTL - CLT
2 stops37h 03mMultiple Airlines
Deal found 9/15$239

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charlotte to St. Charles 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Charlotte to St. Charles that are best for you.

Fly from

Charlotte

Fly to

St. Charles

Route

Depart

Return

Price

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 10/30

3:50 pm-4:50 pm

Nonstop2h 00m

Lambert-St Louis

Mon 11/3

2:55 pm-5:40 pm

Nonstop1h 45m

$217

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 10/30

7:00 am-3:46 pm

2 stops9h 46m

Lambert-St Louis

Tue 11/4

6:30 am-2:09 pm

2 stops6h 39m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 10/14

9:39 am-12:35 pm

1 stop3h 56m

Lambert-St Louis

Sat 10/18

10:45 am-3:55 pm

1 stop4h 10m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 10/23

6:00 am-11:30 am

1 stop6h 30m

Lambert-St Louis

Mon 10/27

4:35 pm-7:25 pm

Nonstop1h 50m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Sat 10/11

9:39 am-12:35 pm

1 stop3h 56m

Lambert-St Louis

Tue 10/14

11:21 am-4:40 pm

1 stop4h 19m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Sat 10/11

4:20 pm-8:20 pm

1 stop5h 00m

Lambert-St Louis

Tue 10/14

6:40 pm-9:30 pm

Nonstop1h 50m

$231

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 11/25

8:25 pm-12:05 am

1 stop4h 40m

Lambert-St Louis

Tue 12/2

1:15 pm-9:10 pm

2 stops6h 55m

$232

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 11/25

11:38 am-4:07 pm

1 stop5h 29m

Lambert-St Louis

Thu 11/27

7:05 am-1:27 pm

1 stop5h 22m

$237

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 10/30

3:50 pm-4:50 pm

Nonstop2h 00m

Lambert-St Louis

Sun 11/2

4:15 pm-7:00 pm

Nonstop1h 45m

$240

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Fri 10/24

3:50 pm-4:50 pm

Nonstop2h 00m

Lambert-St Louis

Mon 10/27

2:05 pm-9:45 pm

1 stop6h 40m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 17 results
1
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Best time to book a flight from Charlotte to St. Charles

Have a flexible travel schedule? Discover the best time to fly to St. Charles from Charlotte with our price prediction graph.
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 Charlotte to St. Charles

How far ahead should I book a flight from Charlotte to St. Charles?

Use this chart to determine the optimal time to book a round-trip flight from Charlotte to St. Charles. Price data was last updated on September 12, 2025.

The best time to book flights from Charlotte to St. Charles is 74 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Charlotte to St. Charles?

Currently, August is the cheapest month in which you can book a flight from Charlotte to St. Charles (average of $311). Flying from Charlotte to St. Charles in March is currently the most expensive (average of $356). 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 CLT to CH5?

Find hourly flight availability from Charlotte to St. Charles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Charlotte to St. Charles as you normally would.

What is the cheapest day to fly from Charlotte to St. Charles?

Use this chart to determine the cheapest time to fly round-trip from Charlotte to St. Charles. Price data was last updated on October 20, 2024.

Travelers seeking maximum savings on their Charlotte to St. Charles flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Charlotte to St. Charles

Explore weekly flight availability from Charlotte to St. Charles. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from CLT to CH5 are scheduled on a Thursday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing St. Charles

Get insights into the airlines that provide service to St. Charles. 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 St. Charles. Reviews last updated September 15, 2025.
See what other customers who have flown with Southwest, Delta, and American Airlines from Charlotte to St. Charles have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,172 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Charlotte to St. Charles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Charlotte to St. Charles?

    If you book a flight to St. Charles from Charlotte, you will be flying from Douglas, which is the city’s only airport. Charlotte Douglas (CLT) is located 5.7 mi from the center of Charlotte. There are 6 flights from Douglas to St. Charles per day from 4 different airlines.

  • How popular is this Charlotte to St. Charles flight route?

    Within the past month, 21 users have taken a look at flights from Charlotte Douglas to St. Charles.

  • How long is the flight from Charlotte to St. Charles?

    Southwest, United Airlines, and Delta can get you from Charlotte to St. Charles in just under 2h. Your travel time can differ by up to 7h 46m. There are 574 mi between Charlotte and St. Charles. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most reliable airlines from Charlotte to St. Charles?

    Consider PSA Airlines (100%), Southwest (78%) or American Airlines (72%) when booking your flight. These represent the most reliable airlines when flying from Charlotte to St. Charles.

  • What are the cheapest flights from Charlotte to St. Charles?

    Looking for the cheapest flight from Charlotte to St. Charles? While on average our users pay $240, our data indicates the cheapest price to be $118. The most popular route (Charlotte Douglas - Lambert-St Louis), is priced around $207.

  • Can I find deals for flights from Charlotte to St. Charles that include hotel bookings?

    Yes. In addition to deals on Charlotte to St. Charles flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charlotte to St. Charles?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charlotte to St. Charles.

  • Can I find deals for business class flights from Charlotte to St. Charles?

    Yes. Cheapflights offers flight deals from Charlotte to St. Charles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Charlotte to St. Charles?

    Currently, August is the cheapest month in which you can book a flight from Charlotte to St. Charles (average of $311). Flying from Charlotte to St. Charles in March is currently the most expensive (average of $356). 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.

See more FAQs

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Top 4 airlines flying from Charlotte to St. Charles

Discover the top 4 airlines that operate flights from Charlotte to St. Charles. 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$205FlexibilityNo cancel feeOn-time62%
DeltaCheapest$198Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$221Average$348FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$245Average$511FlexibilityNo cancel feeOn-time71%

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