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St. Charles

$28+ Cheap flights from Dallas/Fort Worth (DFW) 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas/Fort Worth to St. Charles are usually found in August or July, booked 88 days in advance, depart on a Thursday or Sunday and return on a Thursday

Find flight deals from Dallas/Fort Worth to St. Charles

Cheapest flights from Dallas/Fort Worth to St. Charles
Explore the most affordable flight options available from Dallas/Fort Worth to St. Charles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:35 pmDFW - STL
Nonstop1h 52mFrontier
Mon 11/177:45 pmSTL - DFW
1 stop15h 24mFrontier
Deal found 10/28$117
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.
Thu 11/133:35 pmDFW - STL
Nonstop1h 52mFrontier
Thu 11/137:45 pmSTL - DFW
1 stop15h 52mFrontier
Deal found 10/28$122
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.
Sat 11/158:00 amDFW - STL
1 stop7h 38mFrontier
Mon 11/177:45 pmSTL - DFW
1 stop15h 24mFrontier
Deal found 10/30$123
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:27 pmDFW - STL
Nonstop1h 51mFrontier
Wed 12/33:30 pmSTL - DFW
1 stop22h 18mFrontier
Deal found 10/29$124
This CheapOair deal was found by Cheapflights users on 10/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:35 pmDFW - STL
Nonstop1h 52mFrontier
Mon 11/107:45 pmSTL - DFW
1 stop15h 24mFrontier
Deal found 10/27$127
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 12/510:38 pmDFW - STL
1 stop11h 36mFrontier
Mon 12/812:07 pmSTL - DFW
1 stop7h 53mFrontier
Deal found 10/30$128
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:06 pmDFW - STL
1 stop26h 52mFrontier
Sun 11/237:03 pmSTL - DFW
Nonstop2h 04mFrontier
Deal found 10/29$134
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:28 pmDFW - STL
1 stop10h 39mFrontier
Thu 11/136:22 pmSTL - DFW
Nonstop1h 57mFrontier
Deal found 10/29$137
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.
Thu 11/133:35 pmDFW - STL
Nonstop1h 52mFrontier
Sat 11/154:33 pmSTL - DFW
1 stop14h 59mFrontier
Deal found 10/29$138
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.
Wed 11/59:15 amDFW - STL
1 stop28h 02mFrontier
Thu 11/66:22 pmSTL - DFW
Nonstop1h 57mFrontier
Deal found 10/29$140

Cheap flight deals from Dallas/Fort Worth to St. Charles

Keep the following information in mind while searching for Dallas/Fort Worth to St. Charles flight deals. Data was last updated October 30, 2025.

Round-trip from

$122
(Frontier)

One-way from

$28
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$269
From Dallas/Fort Worth to St. Charles
Search Deals
One-way flight from Dallas/Fort Worth to St. Charles
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($53 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 Dallas/Fort Worth 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 Dallas/Fort Worth Airport to St. Charles that are best for you.

Fly from

Dallas/Fort Worth

Fly to

St. Charles

Route

Depart

Return

Price

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 12/6

7:01 am-12:40 pm

1 stop5h 39m

Lambert-St Louis

Sat 12/6

5:34 pm-11:07 pm

1 stop5h 33m

$177

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 12/9

6:50 am-12:04 pm

1 stop5h 14m

Lambert-St Louis

Tue 12/9

5:12 pm-12:22 am

1 stop7h 10m

$177

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 12/4

6:30 pm-11:29 pm

1 stop4h 59m

Lambert-St Louis

Tue 12/9

9:30 am-3:18 pm

1 stop5h 48m

$198

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 11/18

2:15 pm-9:58 pm

1 stop7h 43m

Lambert-St Louis

Wed 11/19

5:17 pm-12:16 am

1 stop6h 59m

$214

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 11/24

1:40 pm-3:29 pm

Nonstop1h 49m

Lambert-St Louis

Fri 11/28

7:20 pm-12:43 am

1 stop5h 23m

$234

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 12/17

5:19 am-10:45 am

1 stop5h 26m

Lambert-St Louis

Wed 12/31

5:13 pm-12:28 am

1 stop7h 15m

$234

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 12/23

3:26 pm-5:10 pm

Nonstop1h 44m

Lambert-St Louis

Tue 12/30

5:16 am-7:19 am

Nonstop2h 03m

$239

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 12/8

5:19 am-10:45 am

1 stop5h 26m

Lambert-St Louis

Mon 12/8

5:12 pm-10:09 pm

1 stop4h 57m

$249

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 11/27

5:25 am-9:59 am

1 stop4h 34m

Lambert-St Louis

Fri 11/28

6:00 am-12:38 pm

1 stop6h 38m

$258

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 12/31

3:26 pm-10:16 pm

1 stop6h 50m

Lambert-St Louis

Fri 1/2

6:00 am-12:31 pm

1 stop6h 31m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
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Best time to book a flight from Dallas/Fort Worth to St. Charles

Have a flexible travel schedule? Discover the best time to fly to St. Charles from Dallas/Fort Worth 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 Dallas/Fort Worth Airport to St. Charles

How far ahead should I book a flight from Dallas/Fort Worth Airport to St. Charles?

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to St. Charles. Price data was last updated on October 24, 2025.

The best time to book flights from Dallas/Fort Worth Airport to St. Charles is 88 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 Dallas/Fort Worth Airport to St. Charles?

Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to St. Charles (average of $87). Flying from Dallas/Fort Worth Airport to St. Charles in March is currently the most expensive (average of $197). 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 DFW to CH5?

Find hourly flight availability from Dallas/Fort Worth 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.

Unlike at noon, when flights are generally more expensive, you can save up to 9% on flights from Dallas/Fort Worth Airport to St. Charles by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Dallas/Fort Worth Airport to St. Charles?

Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to St. Charles. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Dallas/Fort Worth Airport to St. Charles flight should consider departing on Thursday afternoons 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.

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.
Read reviews from past customers who have flown Southwest, American Airlines, and Frontier from Dallas/Fort Worth Airport to St. Charles. 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
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

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
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

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
11,034 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

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.
Frontier
5.8
Fair
3,123 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

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 Dallas/Fort Worth to St. Charles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Dallas/Fort Worth Airport to St. Charles?

    A quick flight from Dallas/Fort Worth Airport to St. Charles can take about 1h 49m. Delta provides one of the quickest options available for as low as $234. There are 550 mi between Dallas/Fort Worth Airport and St. Charles. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to St. Charles?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas/Fort Worth Airport to St. Charles on time: Envoy Air (90%), GOL (90%), Frontier (88%).

  • What are the cheapest flights from Dallas/Fort Worth Airport to St. Charles?

    The cheapest flight price from Dallas/Fort Worth Airport to St. Charles is $48. On average you can expect to pay $232. The most popular route, (Dallas/Fort Worth - Lambert-St Louis), can usually be booked for $141.

  • Can I find deals for flights from Dallas/Fort Worth to St. Charles that include hotel bookings?

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

  • How can I find direct flights from Dallas/Fort Worth to St. Charles?

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

  • Can I find deals for business class flights from Dallas/Fort Worth to St. Charles?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth 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 Dallas/Fort Worth Airport to St. Charles?

    Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to St. Charles (average of $87). Flying from Dallas/Fort Worth Airport to St. Charles in March is currently the most expensive (average of $197). 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 3 airlines flying from Dallas/Fort Worth to St. Charles

Discover the top 3 airlines that operate flights from Dallas/Fort Worth 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$78Average$179FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$177Average$297FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$177Average$443FlexibilityNo cancel feeOn-time71%

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