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St. Charles

$64+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
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 50 days in advance, depart on a Thursday or Sunday and return on a Thursday

Cheap 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 December 16, 2025.

This American Airlines deal was found by Cheapflights users on 12/14. 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.
Wed 12/319:05 amDFW - STL
Nonstop1h 45mAmerican Airlines
Thu 1/16:44 pmSTL - DFW
Nonstop2h 00mAmerican Airlines
Deal found 12/14$205
This Orbitz deal was found by Cheapflights users on 12/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 pmDFW - STL
1 stop25h 48mFrontier
Mon 1/510:10 pmSTL - DFW
1 stop17h 01mFrontier
Deal found 12/14$213
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:54 pmDFW - STL
1 stop11h 08mFrontier
Wed 12/247:43 pmSTL - DFW
1 stop28h 26mFrontier
Deal found 12/14$217
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:26 pmDFW - STL
1 stop6h 50mDelta
Thu 12/257:00 amSTL - DFW
1 stop5h 34mDelta
Deal found 12/14$225
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:47 pmDFW - STL
1 stop17h 37mFrontier
Mon 12/294:27 pmSTL - DFW
1 stop21h 27mFrontier
Deal found 12/14$234
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Wed 12/243:26 pmDFW - STL
Nonstop1h 41mAmerican Airlines
Thu 12/257:00 amSTL - DFW
Nonstop2h 11mAmerican Airlines
Deal found 12/14$240
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:45 amDFW - STL
1 stop13h 02mFrontier
Tue 1/275:42 pmSTL - DFW
1 stop23h 59mFrontier
Deal found 12/15$241
This Frontier deal was found by Cheapflights users on 12/13. 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.
Sun 12/2110:54 pmDFW - STL
1 stop11h 08mFrontier
Thu 12/2510:42 amSTL - DFW
1 stop6h 12mFrontier
Deal found 12/13$242
This CheapOair deal was found by Cheapflights users on 12/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:50 amDFW - STL
1 stop15h 43mFrontier
Thu 1/225:42 pmSTL - DFW
1 stop22h 31mFrontier
Deal found 12/13$254
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 12/183:56 pmDFW - STL
1 stop18h 06mFrontier
Wed 12/247:43 pmSTL - DFW
1 stop28h 26mFrontier
Deal found 12/13$255
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Fri 12/1910:47 pmDFW - STL
1 stop22h 38mFrontier
Wed 12/247:43 pmSTL - DFW
1 stop28h 26mFrontier
Deal found 12/13$260

Find 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 December 16, 2025.

Round-trip from

$145
(Frontier)

One-way from

$64
(Frontier)

Popular in

March

Cheapest in

August

Average price

$333
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. 14% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 16, 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

Wed 12/24

3:26 pm-10:16 pm

1 stop6h 50m

Lambert-St Louis

Thu 12/25

7:00 am-12:34 pm

1 stop5h 34m

$225

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 1/17

9:19 am-11:03 am

Nonstop1h 44m

Lambert-St Louis

Mon 1/19

6:44 pm-11:30 pm

1 stop4h 46m

$235

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 1/22

9:21 am-11:05 am

Nonstop1h 44m

Lambert-St Louis

Sat 1/24

5:04 pm-7:20 pm

Nonstop2h 16m

$238

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 1/21

9:16 pm-10:59 pm

Nonstop1h 43m

Lambert-St Louis

Fri 1/23

3:37 pm-5:42 pm

Nonstop2h 05m

$251

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 1/12

9:21 am-11:05 am

Nonstop1h 44m

Lambert-St Louis

Mon 1/19

7:15 am-9:34 am

Nonstop2h 19m

$252

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 1/24

12:12 pm-7:27 pm

2 stops7h 15m

Lambert-St Louis

Tue 1/27

1:15 pm-6:21 pm

1 stop5h 06m

$256

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 2/19

9:55 am-3:38 pm

1 stop5h 43m

Lambert-St Louis

Sat 2/21

11:25 am-9:47 pm

2 stops10h 22m

$288

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 1/12

11:05 am-10:58 pm

2 stops11h 53m

Lambert-St Louis

Mon 1/19

4:35 pm-9:34 pm

1 stop4h 59m

$288

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 1/22

5:19 am-2:30 pm

2 stops9h 11m

Lambert-St Louis

Sat 1/24

6:00 am-11:28 am

1 stop5h 28m

$288

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 1/17

5:35 pm-10:00 pm

1 stop4h 25m

Lambert-St Louis

Sun 1/18

8:05 am-6:06 pm

2 stops10h 01m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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 December 12, 2025.

The best time to book flights from Dallas/Fort Worth Airport to St. Charles is 50 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 December 16, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% 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 December 13, 2025.

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

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 December 16, 2025.
Read reviews from past customers who have flown Southwest, American Airlines, and JetBlue 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
7.9
Good
4,249 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Comfort

8.0

Food

7.0

Boarding

8.1

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
7.9
Good
4,249 reviews
Southwest
7.9
Good
4,249 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Comfort

8.0

Food

7.0

Boarding

8.1

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
11,050 reviews
Southwest
7.9
Good
4,249 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Comfort

8.0

Food

7.0

Boarding

8.1

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.
JetBlue
7.2
Good
2,895 reviews
Southwest
7.9
Good
4,249 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Comfort

8.0

Food

7.0

Boarding

8.1

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.
Frontier
5.8
Fair
3,082 reviews
Southwest
7.9
Good
4,249 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Comfort

8.0

Food

7.0

Boarding

8.1

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 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 44m. Delta provides one of the quickest options available for as low as $235. 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 cheapest airlines to fly from Dallas/Fort Worth Airport to St. Charles one-way?

    $49 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $78 and $88, respectively.

  • 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: Frontier (90%), SkyWest Airlines (80%), Finnair (75%).

  • 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 $40. On average you can expect to pay $226. The most popular route, (Dallas/Fort Worth - Lambert-St Louis), can usually be booked for $137.

  • 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 4 airlines flying from Dallas/Fort Worth to St. Charles

Discover the top 4 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$180FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$174Average$428FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$293FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$243Average$384FlexibilityNo cancel feeOn-time62%

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