Dallas

$55+ Cheap flights from St. Louis (STL) to Dallas

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DFW
Jan 26 — Feb 21
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The best prices from Lambert-St Louis to Dallas are usually found in September or July, booked 67 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from St. Louis to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Dallas (A78). 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 January 21, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$55
(Frontier)

Popular in

February

Cheapest in

September

Average price

$335
From Lambert-St Louis to Dallas
One-way flight from Lambert-St Louis to Dallas
Highest demand for flights based on searches. 17% potential increase in price ($61 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in January 2025

Find flight deals from St. Louis to Dallas

Cheapest flights from St. Louis to Dallas
Explore the most affordable flight options available from St. Louis to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 3/67:04 amSTL - DFW
Nonstop2h 10mAmerican Airlines
Mon 3/105:49 pmDFW - STL
Nonstop1h 40mAmerican Airlines
Deal found 1/21$179
This Frontier deal was found by Cheapflights users on 1/21. 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 2/1711:08 pmSTL - DFW
1 stop11h 39mFrontier
Tue 2/259:54 pmDFW - STL
1 stop11h 22mFrontier
Deal found 1/21$186
This Delta deal was found by Cheapflights users on 1/21. 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.
Thu 2/207:07 pmSTL - DFW
1 stop4h 50mDelta
Mon 2/245:59 pmDFW - STL
1 stop5h 38mDelta
Deal found 1/21$197
This Delta deal was found by Cheapflights users on 1/21. 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 2/194:40 pmSTL - DAL
1 stop5h 37mDelta
Thu 2/276:00 amDAL - STL
1 stop5h 46mDelta
Deal found 1/21$197
This Southwest deal was found by Cheapflights users on 1/21. 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.
Fri 2/219:00 pmSTL - DAL
Nonstop1h 50mSouthwest
Tue 2/251:25 pmDAL - STL
1 stop3h 50mSouthwest
Deal found 1/21$203
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 4/24:45 pmSTL - DFW
1 stop6h 59mUnited Airlines
Sat 4/53:53 pmDFW - STL
1 stop4h 57mUnited Airlines
Deal found 1/21$217
This Mytrip deal was found by Cheapflights users on 1/21. 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 2/204:00 pmSTL - DFW
1 stop7h 53mMultiple Airlines
Fri 2/219:13 amDFW - STL
2 stops26h 17mMultiple Airlines
Deal found 1/21$248
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Tue 2/43:48 pmSTL - DFW
2 stops18h 39mSpirit Airlines
Thu 2/65:20 amDFW - STL
1 stop9h 23mSpirit Airlines
Deal found 1/21$299
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/267:00 amSTL - DAL
1 stop11h 29mAlaska Airlines
Thu 2/277:29 pmDAL - STL
1 stop18h 56mAlaska Airlines
Deal found 1/21$442

Find flights from St. Louis to Dallas within your budget

Customize your flight search to find flights from St. Louis to Dallas 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 3/6

7:04 am-9:14 am

Nonstop2h 10m

Dallas/Fort Worth

Mon 3/10

5:49 pm-7:29 pm

Nonstop1h 40m

$179

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 2/14

11:08 pm-10:47 am

1 stop11h 39m

Dallas/Fort Worth

Mon 2/17

5:51 pm-2:42 pm

1 stop20h 51m

$184

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Mon 2/17

11:08 pm-10:47 am

1 stop11h 39m

Dallas/Fort Worth

Tue 2/25

9:54 pm-9:16 am

1 stop11h 22m

$186

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 2/20

10:59 am-6:54 pm

1 stop7h 55m

Dallas/Fort Worth

Wed 2/26

6:45 am-11:46 am

1 stop5h 01m

$197

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Wed 2/19

4:40 pm-10:17 pm

1 stop5h 37m

Dallas Love Field

Thu 2/27

6:00 am-11:46 am

1 stop5h 46m

$197

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Fri 2/21

9:00 pm-10:50 pm

Nonstop1h 50m

Dallas Love Field

Tue 2/25

1:25 pm-5:15 pm

1 stop3h 50m

$203

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 4/2

4:45 pm-11:44 pm

1 stop6h 59m

Dallas/Fort Worth

Sat 4/5

3:53 pm-8:50 pm

1 stop4h 57m

$217

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 2/20

4:00 pm-11:53 pm

1 stop7h 53m

Dallas/Fort Worth

Wed 2/26

4:23 pm-2:42 pm

2 stops22h 19m

$231

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Wed 2/26

7:00 am-6:29 pm

1 stop11h 29m

Dallas Love Field

Thu 2/27

7:29 pm-2:25 pm

1 stop18h 56m

$442

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 3/1

8:52 pm-5:45 am

1 stop8h 53m

$55

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 18 results
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Best time to book a flight from St. Louis to Dallas

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

Travel insights for flights from St. Louis to Dallas

Get recent, data-driven insights about flights from St. Louis to Dallas including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Dallas?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Dallas. Price data was last updated on January 17, 2025.

The price you pay for your flight from St. Louis to Dallas may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Dallas?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Dallas (average of $216). Flying from St. Louis to Dallas in March is currently the most expensive (average of $295). 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 STL to DFW?

Find hourly flight availability from St. Louis to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from St. Louis to Dallas, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 62% versus a flight in the morning.

What is the cheapest day to fly from St. Louis to Dallas?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Dallas. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their St. Louis to Dallas flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from St. Louis to Dallas

Explore weekly flight availability from St. Louis to Dallas. 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 January 21, 2025.

The most flights from STL to A78 are scheduled on a Tuesday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in Dallas by month

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

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

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

If weather is an important factor for your trip to Dallas, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated January 21, 2025.
To help decide which airline to fly from St. Louis to Dallas, see what other customers have to say about United Airlines, Spirit Airlines and American 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.
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

8.1
Very good
4,662 reviews
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

8.0
Very good
9,706 reviews
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

8.0
Very good
8,521 reviews
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

7.4
Good
8,985 reviews
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

7.2
Good
10,000 reviews
8.1
Very good
4,662 reviews

Overall

8.1

Food

7.2

Entertainment

7.7

Comfort

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Dallas. 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 St. Louis to Dallas?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Dallas. 5 airlines have flights from Lambert-St Louis to Dallas on a regular basis. Booking flights from Lambert-St Louis to Dallas should not be difficult; the airport handles an average of 25 outbound flights to Dallas per day.

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

    Flying on American Airlines is currently your cheapest option to Dallas, with prices starting at $179. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $186 and $197, respectively. You may be able to fly from St. Louis to Dallas for 36% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from St. Louis to Dallas are Frontier ($55), Spirit Airlines ($83), and American Airlines ($89).

  • What are the most reliable airlines from St. Louis to Dallas?

    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 St. Louis to Dallas on time: PSA Airlines (100%), Frontier (87%), SkyWest Airlines (75%).

  • What are the cheapest flights from St. Louis to Dallas?

    Looking at all options, your cheapest flight can be booked for $135. While the most popular route (Lambert-St Louis - Dallas/Fort Worth) can be booked for $169 on average our data indicates $1,319 when flying from St. Louis to Dallas.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Dallas (average of $216). Flying from St. Louis to Dallas in March is currently the most expensive (average of $295). 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.

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Alternative routes for St. Louis to Dallas

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from St. Louis to Dallas

Discover the top 5 airlines that operate flights from St. Louis to Dallas. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$131FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$181Average$357FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$309FlexibilityNo cancel feeOn-time63%
DeltaCheapest$208Average$368FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$270Average$373FlexibilityNo cancel feeOn-time69%
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