$70 Cheap Flights from Dallas (DAL) to St. Louis (STL)

View $70 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Love Field Airport (DAL) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Dallas to St. Louis (DAL-STL)

Prices were available within the past 7 days and start at $70 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Dec 13 - Tue, Dec 16
DAL
Dallas
STL
St. Louis
$139 Roundtrip, just found
$139
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Dec 13 from Dallas to St. Louis, returning Tue, Dec 16, priced at $139 just found
Southwest Airlines
Thu, Dec 25 - Thu, Jan 1
DAL
Dallas
STL
St. Louis
$145 Roundtrip, found 6 hours ago
$145
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Thu, Dec 25 from Dallas to St. Louis, returning Thu, Jan 1, priced at $145 found 6 hours ago
Southwest Airlines
Thu, Dec 25 - Thu, Jan 1
DAL
Dallas
STL
St. Louis
$149 Roundtrip, found 6 hours ago
$149
Roundtrip
found 6 hours ago
Select Southwest Airlines flight, departing Thu, Dec 25 from Dallas to St. Louis, returning Thu, Jan 1, priced at $149 found 6 hours ago
Southwest Airlines
Tue, Dec 16 - Wed, Dec 17
DAL
Dallas
STL
St. Louis
$158 Roundtrip, found 1 hour ago
$158
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Dec 16 from Dallas to St. Louis, returning Wed, Dec 17, priced at $158 found 1 hour ago
Southwest Airlines
Sat, Dec 13 - Mon, Dec 15
DAL
Dallas
STL
St. Louis
$161 Roundtrip, found 1 day ago
$161
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Dallas to St. Louis, returning Mon, Dec 15, priced at $161 found 1 day ago
Southwest Airlines
Mon, Nov 24 - Thu, Nov 27
DAL
Dallas
STL
St. Louis
$169 Roundtrip, found 5 days ago
$169
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Mon, Nov 24 from Dallas to St. Louis, returning Thu, Nov 27, priced at $169 found 5 days ago
Southwest Airlines
Fri, Dec 5 - Tue, Dec 9
DAL
Dallas
STL
St. Louis
$169 Roundtrip, just found
$169
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Dec 5 from Dallas to St. Louis, returning Tue, Dec 9, priced at $169 just found
Southwest Airlines
Sat, Dec 13 - Tue, Dec 16
DAL
Dallas
STL
St. Louis
$175 Roundtrip, just found
$175
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Dec 13 from Dallas to St. Louis, returning Tue, Dec 16, priced at $175 just found
Delta
Sat, Dec 13 - Tue, Dec 16
DAL
Dallas
STL
St. Louis
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Sat, Dec 13 from Dallas to St. Louis, returning Tue, Dec 16, priced at $177 just found
Southwest Airlines
Tue, Dec 16 - Wed, Dec 17
DAL
Dallas
STL
St. Louis
$179 Roundtrip, found 1 hour ago
$179
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Dec 16 from Dallas to St. Louis, returning Wed, Dec 17, priced at $179 found 1 hour ago

Find the cheapest month to fly from Dallas (DAL) to St. Louis (STL)

August is typically the cheapest month to fly

From $127 - $675 per traveler.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $289
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $289

Frequently asked questions

How much does a flight from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight from $70 or cheap return flight from $139 from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
December is the least expensive month to fly from DAL to STL. Traveling during quieter months is often the key to finding better fares.
Which airlines fly direct from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Jump on a direct flight with Southwest Airlines and journey straight from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL).
What is the cheapest airline that flies from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from DAL to STL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Each day on average, 5 nonstop flights take off from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL). Choose the departure date that best fits your schedule.
What are the most popular departure times for flights from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Flights between DAL and STL tend to be busiest at 6 AM. For a quieter trip and potentially cheaper prices, look for a departure outside the usual busy windows.
What day of the week has the most flights from DAL to STL?
If you jet off on a Friday, you'll get the greatest range of choices for flights from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL).
What is the earliest flight from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Love Field Airport (DAL)'s earliest flight to Lambert-St. Louis Intl. Airport (STL) takes off at approximately 6:00AM UTC-6. With a total travel time of 1h 40m, you'll touch down at around 7:40AM UTC-6.
How long does it take to fly from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Flights from DAL to STL have an average travel time of 1 hour and 39 minutes. The total distance between the two is 550 mi.
What airline has the least delays from DAL to STL?
With 83% of journeys typically landing on time, Southwest Airlines has the best on-time performance for nonstop flights from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL). To check your flight status and get notifications about any changes, use the Expedia App.
What is the best time to fly from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
Choose a flight from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for St. Louis from Love Field Airport (DAL)?
If you're taking a direct flight from Love Field Airport (DAL) to St. Louis, Lambert-St. Louis Intl. Airport (STL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until just before your departure to book a flight from DAL to STL often results in higher prices. Although you may find some last-minute discounts, they're not always guaranteed. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book a DAL to STL flight and hotel package?
Booking a DAL to STL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our extensive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Love Field Airport (DAL) to Lambert-St. Louis Intl. Airport (STL)?
In most cases, you can reschedule or cancel your DAL to STL flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Origin airport
Love Field
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Delta, Southwest Airlines
Roundtrip price
$139
Distance
545 mi
Average flight time
2 hours 7 mins

Book with confidence

Dallas to St. Louis Flights

The cheapest times to fly from Dallas to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dallas to St. Louis are during the month of December. You can find some of the cheapest flights from Dallas to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dallas to St. Louis

Sunday is one of the best days to book for cheap flights from Dallas to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dallas to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dallas to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dallas to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dallas to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Dallas to St. Louis Flights

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*Available to One Key members.