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St. Charles

$48+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — STL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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

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 October 30, 2025.

This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:18 pmCLT - STL
1 stop24h 59mFrontier
Sun 11/167:45 pmSTL - CLT
1 stop20h 32mFrontier
Deal found 10/29$195
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:37 amCLT - STL
1 stop6h 50mFrontier
Sat 11/84:33 pmSTL - CLT
1 stop15h 34mFrontier
Deal found 10/30$202
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:33 pmCLT - STL
1 stop25h 00mFrontier
Sun 12/79:54 amSTL - CLT
1 stop22h 43mFrontier
Deal found 10/28$205
This Frontier deal was found by Cheapflights users on 10/28. 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.
Thu 12/1110:33 pmCLT - STL
1 stop11h 26mFrontier
Mon 12/159:54 amSTL - CLT
1 stop22h 56mFrontier
Deal found 10/28$211
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/17:59 pmCLT - STL
1 stop19h 18mFrontier
Mon 11/172:12 pmSTL - CLT
1 stop22h 20mFrontier
Deal found 10/30$212
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:55 pmCLT - STL
1 stop23h 22mFrontier
Wed 11/57:45 pmSTL - CLT
1 stop20h 32mFrontier
Deal found 10/29$214
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/218:49 amCLT - STL
1 stop25h 08mMultiple Airlines
Sun 11/2311:08 amSTL - CLT
1 stop21h 14mMultiple Airlines
Deal found 10/29$216
This Southwest deal was found by Cheapflights users on 10/30. 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 12/1012:55 pmCLT - STL
Nonstop2h 10mSouthwest
Wed 12/172:55 pmSTL - CLT
Nonstop1h 45mSouthwest
Deal found 10/30$217
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sun 12/289:33 pmCLT - STL
1 stop13h 12mFrontier
Tue 12/304:27 pmSTL - CLT
1 stop20h 29mFrontier
Deal found 10/28$218
This Frontier deal was found by Cheapflights users on 10/28. 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.
Sun 12/1410:33 pmCLT - STL
1 stop11h 26mFrontier
Mon 12/2210:40 amSTL - CLT
1 stop9h 18mFrontier
Deal found 10/28$219
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/108:55 amCLT - STL
1 stop29h 57mMultiple Airlines
Tue 12/163:30 pmSTL - CLT
1 stop17h 20mMultiple Airlines
Deal found 10/30$223
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/148:39 pmCLT - STL
1 stop19h 59mFrontier
Tue 11/187:45 pmSTL - CLT
2 stops16h 55mFrontier
Deal found 10/30$225

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$195
(Booking.com)

One-way from

$48
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$305
Provider with most accurate pricing for Charlotte Douglas-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charlotte Douglas-Lambert-St Louis flights.
Search Deals
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. 7% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 30, 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 12/11

12:55 pm-2:05 pm

Nonstop2h 10m

Lambert-St Louis

Mon 12/15

2:55 pm-5:40 pm

Nonstop1h 45m

$217

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 12/4

6:10 am-10:40 am

1 stop5h 30m

Lambert-St Louis

Mon 12/8

2:55 pm-5:40 pm

Nonstop1h 45m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 12/9

6:10 am-10:40 am

1 stop5h 30m

Lambert-St Louis

Tue 12/16

2:55 pm-5:40 pm

Nonstop1h 45m

$227

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Sat 1/10

1:05 pm-8:10 pm

1 stop8h 05m

Lambert-St Louis

Wed 1/14

2:30 pm-5:15 pm

Nonstop1h 45m

$233

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Sat 1/10

2:25 pm-7:27 pm

1 stop6h 02m

Lambert-St Louis

Sat 1/17

7:10 am-1:02 pm

1 stop4h 52m

$237

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 1/8

5:25 am-8:53 am

1 stop4h 28m

Lambert-St Louis

Sat 1/17

9:59 am-4:04 pm

1 stop5h 05m

$237

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 1/13

7:50 am-11:05 am

1 stop4h 15m

Lambert-St Louis

Sat 1/17

10:19 am-4:07 pm

1 stop4h 48m

$237

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 11/27

7:53 am-4:25 pm

1 stop9h 32m

Lambert-St Louis

Mon 12/1

5:00 am-7:56 am

Nonstop1h 56m

$250

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Sun 12/28

8:05 pm-11:50 pm

1 stop4h 45m

Lambert-St Louis

Tue 12/30

5:05 pm-7:50 pm

Nonstop1h 45m

$250

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Mon 1/26

10:11 pm-10:33 pm

1 stop25h 22m

$91

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 20 results
1
2

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 October 24, 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, June is the cheapest month in which you can book a flight from Charlotte to St. Charles (average of $108). Flying from Charlotte to St. Charles in March is currently the most expensive (average of $257). 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 October 30, 2025.

One of the essential ways to save on airfare from Charlotte to St. Charles is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 12% on airfare.

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 Saturday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 October 30, 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

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
7.9
Good
7,993 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
11,030 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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
3,123 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Entertainment

7.5

Boarding

8.1

Food

7.0

Crew

8.6

Comfort

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 is 1 flight 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, 20 users have taken a look at flights from Charlotte Douglas to St. Charles.

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

    Southwest can get you from Charlotte to St. Charles in just under 2h 10m. Your travel time will be generally consistent. There are 574 mi between Charlotte and St. Charles. Generally, flights for this route are nonstop.

  • What are the cheapest airlines to fly from Charlotte to St. Charles one-way?

    $98 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Southwest, with prices starting from $102 and $109, respectively.

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

    Consider Southwest (84%), British Airways (84%) or American Airlines (80%) 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 $265, our data indicates the cheapest price to be $145. The most popular route (Charlotte Douglas - Lambert-St Louis), is priced around $158.

  • 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, June is the cheapest month in which you can book a flight from Charlotte to St. Charles (average of $108). Flying from Charlotte to St. Charles in March is currently the most expensive (average of $257). 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$212FlexibilityNo cancel feeOn-time62%
DeltaCheapest$173Average$338FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$217Average$327FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$231Average$466FlexibilityNo cancel feeOn-time71%

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