$50 Cheap Flights from Dallas (DFW) to St. Louis (STL)

View $50 flight on Thu, Nov 13, 2025Opens in a new window

Popular airlines from Dallas-Fort Worth Intl. Airport (DFW) to St. Louis Lambert Intl. Airport (STL)

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Today's featured flight deals from Dallas-Fort Worth Intl. Airport (DFW) to St. Louis Lambert Intl. Airport (STL)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $50 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Nov 6 - Thu, Nov 13
DFW
Dallas
STL
St. Louis
$110 Roundtrip, found 21 hours ago
$110
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Dallas to St. Louis, returning Thu, Nov 13, priced at $110 found 21 hours ago
Frontier Airlines
Sat, Nov 1 - Sun, Nov 23
DFW
Dallas
STL
St. Louis
$122 Roundtrip, found 5 days ago
$122
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Nov 1 from Dallas to St. Louis, returning Sun, Nov 23, priced at $122 found 5 days ago
Frontier Airlines
Mon, Oct 27 - Thu, Oct 30
DFW
Dallas
STL
St. Louis
$124 Roundtrip, found 1 hour ago
$124
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Dallas to St. Louis, returning Thu, Oct 30, priced at $124 found 1 hour ago
Frontier Airlines
Fri, Nov 7 - Thu, Nov 13
DFW
Dallas
STL
St. Louis
$125 Roundtrip, found 6 days ago
$125
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Dallas to St. Louis, returning Thu, Nov 13, priced at $125 found 6 days ago
Frontier Airlines
Thu, Nov 13 - Sun, Nov 16
DFW
Dallas
STL
St. Louis
$127 Roundtrip, found 1 hour ago
$127
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Dallas to St. Louis, returning Sun, Nov 16, priced at $127 found 1 hour ago
Frontier Airlines
Thu, Oct 30 - Sun, Nov 16
DFW
Dallas
STL
St. Louis
$128 Roundtrip, found 6 days ago
$128
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Oct 30 from Dallas to St. Louis, returning Sun, Nov 16, priced at $128 found 6 days ago
American Airlines
Thu, Dec 25 - Thu, Jan 1
DFW
Dallas
STL
St. Louis
$139 Roundtrip, found 12 hours ago
$139
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Thu, Dec 25 from Dallas to St. Louis, returning Thu, Jan 1, priced at $139 found 12 hours ago
Delta
Tue, Nov 11 - Wed, Nov 19
DFW
Dallas
STL
St. Louis
$159 Roundtrip, found 2 days ago
$159
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Nov 11 from Dallas to St. Louis, returning Wed, Nov 19, priced at $159 found 2 days ago
Spirit Airlines
Sun, Nov 16 - Thu, Nov 20
DFW
Dallas
STL
St. Louis
$210 Roundtrip, found 6 hours ago
$210
Roundtrip
found 6 hours ago
Select Spirit Airlines flight, departing Sun, Nov 16 from Dallas to St. Louis, returning Thu, Nov 20, priced at $210 found 6 hours ago
United
Fri, Feb 13 - Sun, Feb 15
DFW
Dallas
STL
St. Louis
$254 Roundtrip, just found
$254
Roundtrip
just found
Select United flight, departing Fri, Feb 13 from Dallas to St. Louis, returning Sun, Feb 15, priced at $254 just found

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

September is typically the cheapest month to fly

From $73 - $340 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 $154
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $154

Frequently asked questions

How much does a flight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $50 or cheap return flight from $110 from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Planning your getaway for November can help you save, as it's the cheapest month for flights between DFW and STL. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
When departing from Dallas-Fort Worth Intl. Airport (DFW), you can jump on a direct flight to Lambert-St. Louis Intl. Airport (STL) with American Airlines.
What is the cheapest airline that flies from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from DFW to STL. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
When jetting out of Dallas-Fort Worth Intl. Airport (DFW), you can pick from an average of 6 daily direct flights to Lambert-St. Louis Intl. Airport (STL).
What are the most popular departure times for flights from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
More people fly between DFW and STL at 8 AM than at any other time of day. Rather go when it's quieter? Travel outside of rush hours and you're likely to save on your ticket as well.
What day of the week has the most flights from DFW to STL?
Sunday has the most flights from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL). Consider taking off on this day and you'll have the best chance of finding a departure that fits your schedule.
What is the earliest flight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Take the earliest flight at around 8:59AM UTC-6, leaving from Dallas-Fort Worth Intl. Airport (DFW). You'll be flying for roughly 1h 49m, arriving at Lambert-St. Louis Intl. Airport (STL) at approximately 10:48AM UTC-6.
How long does it take to fly from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Flights from DFW to STL have an average travel time of 1 hour and 48 minutes. The distance between the two is 550 mi.
What airline has the least delays from DFW to STL?
Consider traveling with American Airlines if you'd like to go straight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) without any holdups. This carrier has the strongest track record for punctuality, with an on-time score of 80%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) route, aim to travel before 3 PM. Later flights are 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 Dallas-Fort Worth Intl. Airport (DFW)?
If you're on a direct flight from Dallas-Fort Worth Intl. Airport (DFW) 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 Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from DFW to STL are usually more expensive. To lock in the lowest rates, start searching for flights early. That said, if you're flexible with your travel dates, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a DFW to STL flight and hotel package?
You'll generally save money by booking a DFW to STL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your preferred accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Usually, it's possible to reschedule or cancel your DFW to STL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Dallas-Fort Worth Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Roundtrip price
$83
Distance
550 mi
Average flight time
1 hour 48 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 November. 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 $50 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.