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St. Charles

$79+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — STL
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheapflights Tip: The best prices from Charlotte Douglas to St. Charles are usually found in August or July, booked 40 days in advance, depart on a Saturday or Thursday and return on a Tuesday

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 April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(CheapOair)

One-way from

$79
(Frontier)

Popular in

March

Cheapest in

August

Average price

$362
Provider with most accurate pricing for Charlotte Douglas-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-Lambert-St Louis flights.
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From Charlotte Douglas to St. Charles
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One-way flight from Charlotte Douglas to St. Charles
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 1, 2025.

This Frontier deal was found by Cheapflights users on 3/31. 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.
Mon 5/124:21 pmCLT - STL
1 stop8h 45mFrontier
Thu 5/155:45 pmSTL - CLT
1 stop12h 09mFrontier
Deal found 3/31$158
This Booking.com deal was found by Cheapflights users on 3/31. 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 4/246:25 pmCLT - STL
1 stop6h 39mMultiple Airlines
Tue 4/296:10 pmSTL - CLT
1 stop5h 17mMultiple Airlines
Deal found 3/31$162
This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:58 amCLT - STL
1 stop11h 17mSpirit Airlines
Tue 5/66:10 pmSTL - CLT
1 stop5h 17mSpirit Airlines
Deal found 3/31$183
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/298:29 pmCLT - STL
Nonstop1h 55mAmerican Airlines
Tue 5/66:47 pmSTL - CLT
Nonstop1h 54mAmerican Airlines
Deal found 3/31$255
This Southwest deal was found by Cheapflights users on 3/31. 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 5/14:20 pmCLT - STL
Nonstop2h 05mSouthwest
Tue 5/610:30 amSTL - CLT
Nonstop1h 50mSouthwest
Deal found 3/31$271
This Delta deal was found by Cheapflights users on 3/31. 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 5/66:00 amCLT - STL
1 stop4h 36mDelta
Wed 5/76:00 amSTL - CLT
1 stop3h 50mDelta
Deal found 3/31$275
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 5/16:35 amCLT - STL
1 stop5h 28mUnited Airlines
Sat 5/37:24 amSTL - CLT
2 stops10h 18mUnited Airlines
Deal found 3/31$328

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 April 1, 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

Mon 5/12

4:21 pm-12:06 am

1 stop8h 45m

Lambert-St Louis

Thu 5/15

5:45 pm-6:54 am

1 stop12h 09m

$158

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 4/24

6:25 pm-12:04 am

1 stop6h 39m

Lambert-St Louis

Tue 4/29

6:10 pm-12:27 am

1 stop5h 17m

$162

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 4/29

6:58 am-5:15 pm

1 stop11h 17m

Lambert-St Louis

Tue 5/6

6:10 pm-12:27 am

1 stop5h 17m

$183

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 4/29

8:29 pm-9:24 pm

Nonstop1h 55m

Lambert-St Louis

Tue 5/6

6:47 pm-9:41 pm

Nonstop1h 54m

$255

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 5/1

4:20 pm-5:25 pm

Nonstop2h 05m

Lambert-St Louis

Tue 5/6

10:30 am-1:20 pm

Nonstop1h 50m

$271

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 5/6

6:00 am-9:36 am

1 stop4h 36m

Lambert-St Louis

Wed 5/7

6:00 am-10:50 am

1 stop3h 50m

$275

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Thu 5/1

6:35 am-11:03 am

1 stop5h 28m

Lambert-St Louis

Sat 5/3

7:24 am-6:42 pm

2 stops10h 18m

$328

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Mon 4/28

4:21 pm-12:04 am

1 stop8h 43m

$79

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Tue 5/6

6:58 am-5:15 pm

1 stop11h 17m

$91

CharlotteSt. Louis

CLT - STL

CLTSTL

Charlotte Douglas

Wed 4/23

4:20 pm-8:10 pm

3 stops28h 50m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 14 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 March 28, 2025.

The best time to book flights from Charlotte to St. Charles is 40 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 April 1, 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 Saturday evenings when fares are most often at their lowest. Sunday 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 April 1, 2025.

The most flights from CLT to CH5 are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in St. Charles by month

Plan your trip to St. Charles by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Charles ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Charles when rainfall is around 2.2 in.

Temperature in St. Charles by month

Plan your trip to St. Charles by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Charles, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 April 1, 2025.
To help decide which airline to fly from Charlotte to St. Charles, see what other customers have to say about Southwest, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,277 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,899 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,614 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,885 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Crew

8.7

Entertainment

7.6

Comfort

8.0

Overall

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 5 flights from Douglas to St. Charles per day from 5 different airlines.

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

    Within the past month, 6 users have taken a look at flights from Charlotte Douglas to St. Charles.

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

    $79 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 $91 and $128, respectively.

  • 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 $301, our data indicates the cheapest price to be $152. The most popular route (Charlotte Douglas - Lambert-St Louis), is priced around $183.

  • 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 5 airlines flying from Charlotte to St. Charles

Discover the top 5 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$197FlexibilityNo cancel feeOn-time65%
FrontierCheapest$96Average$185FlexibilityNo cancel feeOn-time62%
DeltaCheapest$192Average$410FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$227Average$422FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$304Average$376FlexibilityNo cancel feeOn-time63%
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