HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Charles

$70+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dallas/Fort Worth to St. Charles with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Dallas/Fort Worth to St. Charles are usually found in August or July, booked 75 days in advance, depart on a Thursday or Monday and return on a Friday

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 julio 31, 2025.

Round-trip from

$109
(Gotogate)

One-way from

$70
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$235
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 ($52 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 July 2025
Search Deals

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 julio 31, 2025.

This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/287:25 amDFW - STL
Nonstop1h 53mFrontier
dom. 8/3110:17 amSTL - DFW
Nonstop1h 56mFrontier
Deal found 7/29$109
This CheapOair deal was found by Cheapflights users on 7/29. 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.
jue. 8/286:45 amDFW - STL
1 stop6h 47mSpirit Airlines
jue. 9/412:05 pmSTL - DFW
1 stop7h 42mSpirit Airlines
Deal found 7/29$119
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/204:35 pmDFW - STL
Nonstop1h 47mAmerican Airlines
mar. 9/237:16 amSTL - DFW
Nonstop1h 58mAmerican Airlines
Deal found 7/30$139
This CheapOair deal was found by Cheapflights users on 7/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/217:25 amDFW - STL
Nonstop1h 53mMultiple Airlines
dom. 8/242:30 pmSTL - DFW
1 stop5h 14mMultiple Airlines
Deal found 7/31$159
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/69:40 amDFW - STL
1 stop4h 48mDelta
mié. 9/105:11 pmSTL - DFW
1 stop6h 48mDelta
Deal found 7/30$197

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 julio 31, 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

jue. 8/28

7:25 am-9:18 am

Nonstop1h 53m

Lambert-St Louis

dom. 8/31

10:17 am-12:13 pm

Nonstop1h 56m

$109

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

jue. 8/28

6:45 am-1:32 pm

1 stop6h 47m

Lambert-St Louis

jue. 9/4

12:05 pm-7:47 pm

1 stop7h 42m

$119

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

sáb. 9/20

4:35 pm-6:22 pm

Nonstop1h 47m

Lambert-St Louis

mar. 9/23

7:16 am-9:14 am

Nonstop1h 58m

$139

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

jue. 8/21

7:25 am-9:18 am

Nonstop1h 53m

Lambert-St Louis

dom. 8/24

2:30 pm-7:44 pm

1 stop5h 14m

$159

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

sáb. 9/6

9:40 am-2:28 pm

1 stop4h 48m

Lambert-St Louis

mié. 9/10

5:11 pm-11:59 pm

1 stop6h 48m

$197

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

mar. 10/28

4:50 pm-6:36 pm

Nonstop1h 46m

$70

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

lun. 8/18

6:45 am-1:32 pm

1 stop6h 47m

$71

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

jue. 8/28

7:25 am-9:18 am

Nonstop1h 53m

$74

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

mar. 10/28

5:25 am-12:35 pm

1 stop7h 10m

$99

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

sáb. 10/25

7:05 am-2:27 pm

2 stops7h 22m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

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 July 25, 2025.

The best time to book flights from Dallas/Fort Worth Airport to St. Charles is 75 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 $311). Flying from Dallas/Fort Worth Airport 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 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 julio 31, 2025.

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

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 July 27, 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.

Weekly flight availability from Dallas/Fort Worth Airport to St. Charles

Explore weekly flight availability from Dallas/Fort Worth 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 julio 31, 2025.

The most flights from DFW to CH5 are scheduled on a Thursday (34 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (21 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 julio 31, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines 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.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,048 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,239 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to St. Charles one-way?

    $70 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Spirit Airlines and Frontier, with prices starting from $71 and $74, 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 (89%), GOL (81%), Envoy Air (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 $64. On average you can expect to pay $148. The most popular route, (Dallas/Fort Worth - Lambert-St Louis), can usually be booked for $116.

  • 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 $311). Flying from Dallas/Fort Worth Airport 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$175FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$177Average$422FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$188Average$304FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.