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St. Louis

$68+ Cheap flights from Dallas/Fort Worth (DFW) to St. Louis (STL)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas/Fort Worth to Lambert-St Louis are usually found in July or August, booked 75 days in advance, depart on a Monday or Wednesday and return on a Friday

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

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(Frontier)

One-way from

$68
(Cheapflightsfares)

Popular in

March

Cheapest in

July

Average price

$340

Good round-trip deal

$309 or less

Good one-way deal

$108 or less
Provider with most accurate pricing for Dallas/Fort Worth-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Dallas/Fort Worth-Lambert-St Louis flights.
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From Dallas/Fort Worth to Lambert-St Louis
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One-way flight from Dallas/Fort Worth to Lambert-St Louis
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Highest demand for flights based on searches. 18% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Dallas/Fort Worth to Lambert-St Louis.
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Price to beat on a one-way flight from Dallas/Fort Worth to Lambert-St Louis.
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Find flight deals from Dallas/Fort Worth to St. Louis

Cheapest flights from Dallas/Fort Worth to St. Louis
Explore the most affordable flight options available from Dallas/Fort Worth to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This Frontier deal was found by Cheapflights users on 4/11. 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 5/89:47 pmDFW - STL
1 stop11h 22mFrontier
Sun 5/119:55 pmSTL - DFW
1 stop7h 52mFrontier
Deal found 4/11$198
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Sat 5/175:00 amDFW - STL
1 stop8h 07mAmerican Airlines
Sat 5/174:52 pmSTL - DFW
Nonstop2h 01mAmerican Airlines
Deal found 4/10$223
This Justfly.com deal was found by Cheapflights users on 4/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:22 amDFW - STL
1 stop12h 31mMultiple Airlines
Sun 6/154:17 pmSTL - DFW
1 stop8h 22mMultiple Airlines
Deal found 4/10$233
This Booking.com deal was found by Cheapflights users on 4/10. 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.
Fri 6/135:05 amDFW - STL
1 stop10h 17mSpirit Airlines
Sun 6/154:17 pmSTL - DFW
1 stop8h 22mSpirit Airlines
Deal found 4/10$267
This Delta deal was found by Cheapflights users on 4/10. 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.
Sat 5/175:40 amDFW - STL
1 stop6h 14mDelta
Sat 5/175:00 pmSTL - DFW
1 stop6h 59mDelta
Deal found 4/10$273
This United deal was found by Cheapflights users on 4/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/115:15 amDFW - STL
2 stops9h 35mUnited Airlines
Tue 5/136:00 amSTL - DFW
1 stop5h 12mUnited Airlines
Deal found 4/10$350

Cheapflights Fare Finder

Customize your flight search to find flights from Dallas/Fort Worth to St. Louis 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 11, 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to St. Louis that are best for you.

Fly from

Dallas/Fort Worth

Fly to

St. Louis

Route

Depart

Return

Price

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 5/8

9:47 pm-9:09 am

1 stop11h 22m

Lambert-St Louis

Sun 5/11

9:55 pm-5:47 am

1 stop7h 52m

$198

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 5/17

5:00 am-1:07 pm

1 stop8h 07m

Lambert-St Louis

Sat 5/17

4:52 pm-6:53 pm

Nonstop2h 01m

$223

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Fri 6/13

11:22 am-11:53 pm

1 stop12h 31m

Lambert-St Louis

Sun 6/15

4:17 pm-12:39 am

1 stop8h 22m

$233

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Fri 6/13

5:05 am-3:22 pm

1 stop10h 17m

Lambert-St Louis

Sun 6/15

4:17 pm-12:39 am

1 stop8h 22m

$267

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 5/17

5:40 am-11:54 am

1 stop6h 14m

Lambert-St Louis

Sat 5/17

5:00 pm-11:59 pm

1 stop6h 59m

$273

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sun 5/11

5:15 am-2:50 pm

2 stops9h 35m

Lambert-St Louis

Tue 5/13

6:00 am-11:12 am

1 stop5h 12m

$350

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 6/12

5:30 pm-7:24 pm

Nonstop1h 54m

$68

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Tue 5/6

7:17 am-5:15 pm

1 stop9h 58m

$93

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 5/14

8:52 pm-10:45 pm

Nonstop1h 53m

$127

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sun 5/25

4:01 pm-10:15 pm

1 stop6h 14m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 11 results
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Compare providers for flights from Dallas/Fort Worth to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dallas/Fort Worth to St. Louis in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dallas/Fort Worth Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dallas/Fort Worth Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dallas/Fort Worth Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dallas/Fort Worth to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis 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. Louis

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

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to St. Louis. Price data was last updated on April 4, 2025.

The best time to book flights from Dallas/Fort Worth Airport to St. Louis 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. Louis?

Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to St. Louis (average of $311). Flying from Dallas/Fort Worth Airport to St. Louis 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 STL?

Find hourly flight availability from Dallas/Fort Worth to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Dallas/Fort Worth Airport to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to St. Louis. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Dallas/Fort Worth Airport to St. Louis flight should consider departing on Wednesday mornings 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. Louis

Explore weekly flight availability from Dallas/Fort Worth to St. Louis. 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 11, 2025.

The most flights from DFW to STL are scheduled on a Wednesday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (19 on average).

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis 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. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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. Louis

Get insights into the airlines that provide service to St. Louis. 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. Louis. Reviews last updated April 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Dallas to St. Louis. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,910 reviews
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,636 reviews
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Spirit Airlines
6.3
Okay
7,912 reviews
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,277 reviews
Delta
8.0
Very good
7,910 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to St. Louis. 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 into for flights to St. Louis from Dallas/Fort Worth?

    For a flight from Dallas/Fort Worth to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 23 inbound flights from Dallas/Fort Worth per day. 4 airlines have flights to Lambert-St Louis from Dallas/Fort Worth on a regular basis.

  • What are the cheapest airlines flying from Dallas/Fort Worth Airport to St. Louis round-trip?

    Currently priced at $198, Frontier will fly you from Dallas/Fort Worth Airport to St. Louis and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Spirit Airlines - these airlines can fly you to your destination from $223 and $267, respectively. Frontier is currently priced 30% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $68. Spirit Airlines flights start at $93 while deals on American Airlines start at $127 one-way.

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

    The top 3 most reliable airlines when flying from Dallas/Fort Worth Airport to St. Louis are SkyWest Airlines (100%), Envoy Air (93%) and GOL (92%).

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

    The cheapest flight price from Dallas/Fort Worth Airport to St. Louis is $88. On average you can expect to pay $287. The most popular route, (Dallas/Fort Worth - Lambert-St Louis), can usually be booked for $179.

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

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

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

    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. Louis.

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

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

    Currently, August is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to St. Louis (average of $311). Flying from Dallas/Fort Worth Airport to St. Louis 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

Traveling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Top 4 airlines flying from Dallas/Fort Worth to St. Louis

Discover the top 4 airlines that operate flights from Dallas/Fort Worth to St. Louis. 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$45Average$136FlexibilityNo cancel feeOn-time62%
DeltaCheapest$176Average$483FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$296FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$308FlexibilityNo cancel feeOn-time63%

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