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Cheap flights from St. Louis to Dallas/Fort Worth Airport from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Dallas/Fort Worth Airport departing on 6/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Dallas

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Dallas.
Frontier Logo
8:44 pm - 10:42 pmSTL-DFW
1h 58mnonstop
Frontier Logo
5:30 pm - 7:24 pmDFW-STL
1h 54mnonstop
$136Frontier
Find Deal
Thu, Jun 19 - Sun, Jun 22
Frontier Logo
8:44 pm - 10:42 pmSTL-DFW
1h 58mnonstop
Frontier Logo
5:30 pm - 7:24 pmDFW-STL
1h 54mnonstop
$138Frontier
Find Deal
Thu, Jul 17 - Sun, Jul 20
American Airlines Logo
10:36 am - 12:30 pmSTL-DFW
1h 54mnonstop
American Airlines Logo
3:55 pm - 11:51 pmDFW-STL
7h 56m1 stop
$180American Airlines
Find Deal
Wed, May 7 - Wed, May 7
Spirit Airlines Logo
10:10 am - 7:37 amSTL-DFW
21h 27m2 stops
Spirit Airlines Logo
6:40 pm - 9:15 amDFW-STL
14h 35m1 stop
$213Spirit Airlines
Find Deal
Sat, May 17 - Wed, May 21
Spirit Airlines Logo
10:10 am - 10:38 pmSTL-DFW
36h 28m2 stops
Spirit Airlines Logo
6:40 pm - 9:15 amDFW-STL
14h 35m1 stop
$237Spirit Airlines
Find Deal
Thu, May 8 - Wed, May 14
 Logo
12:15 pm - 10:34 pmSTL-DFW
34h 19m3 stops
 Logo
6:40 pm - 9:15 amDFW-STL
14h 35m1 stop
Wed, May 7 - Wed, May 14
 Logo
12:15 pm - 10:43 pmSTL-DFW
34h 28m3 stops
 Logo
6:40 pm - 9:15 amDFW-STL
14h 35m1 stop
Thu, May 8 - Wed, May 14
American Airlines Logo
10:36 am - 12:30 pmSTL-DFW
1h 54mnonstop
American Airlines Logo
8:52 pm - 10:45 pmDFW-STL
1h 53mnonstop
$254American Airlines
Find Deal
Wed, May 7 - Wed, May 14
United Airlines Logo
6:00 am - 11:12 amSTL-DFW
5h 12m1 stop
United Airlines Logo
5:00 pm - 11:58 pmDFW-STL
6h 58m1 stop
$270United Airlines
Find Deal
Wed, May 7 - Wed, May 7
United Airlines Logo
4:50 pm - 9:57 pmSTL-DFW
5h 07m1 stop
United Airlines Logo
5:15 am - 12:19 pmDFW-STL
7h 04m2 stops
$294United Airlines
Find Deal
Tue, May 13 - Tue, May 20

Frontier flights from St. Louis to Dallas/Fort Worth Airport

Our best Frontier deals on St. Louis to Dallas/Fort Worth Airport flight tickets
Frontier
Jun 19
STL8:44 pmLambert-St Louis
1h 58m
DFW10:42 pmDallas/Fort Worth
Jun 22
DFW5:30 pmDallas/Fort Worth
1h 54m
STL7:24 pmLambert-St Louis
Frontier
Jul 17
STL8:44 pmLambert-St Louis
1h 58m
DFW10:42 pmDallas/Fort Worth
Jul 20
DFW5:30 pmDallas/Fort Worth
1h 54m
STL7:24 pmLambert-St Louis
Frontier
Jun 12
STL8:44 pmLambert-St Louis
1h 58m
DFW10:42 pmDallas/Fort Worth
Jun 19
DFW5:30 pmDallas/Fort Worth
1h 54m
STL7:24 pmLambert-St Louis

Spirit Airlines flights from St. Louis to Dallas/Fort Worth Airport

Our best Spirit Airlines deals on St. Louis to Dallas/Fort Worth Airport flight tickets
Spirit Airlines
May 17
STL10:10 amLambert-St Louis
21h 27m
2 stops
DFW7:37 amDallas/Fort Worth
May 21
DFW6:40 pmDallas/Fort Worth
14h 35m
1 stop
STL9:15 amLambert-St Louis
Spirit Airlines
May 8
STL10:10 amLambert-St Louis
36h 28m
2 stops
DFW10:38 pmDallas/Fort Worth
May 14
DFW6:40 pmDallas/Fort Worth
14h 35m
1 stop
STL9:15 amLambert-St Louis
Spirit Airlines
May 1
STL6:10 pmLambert-St Louis
19h 40m
2 stops
DFW1:50 pmDallas/Fort Worth
May 6
DFW7:17 amDallas/Fort Worth
9h 58m
1 stop
STL5:15 pmLambert-St Louis

See travel insights to Dallas from

How to get the cheapest flight ticket from St. Louis to Dallas/Fort Worth Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dallas/Fort Worth Airport?

The cheapest month to fly to Dallas/Fort Worth Airport from St. Louis is in July. Flight prices, which tend to average around $209, are often lower during this time because this is during the off-season. If you’re not able to fly to Dallas/Fort Worth Airport in July, then September is your next best option. Flight prices from St. Louis to Dallas/Fort Worth Airport during September average around $210.

What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from St. Louis is on a Friday. momondo users have found tickets for Friday departures for as low as $438. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Dallas/Fort Worth Airport for around $607.

What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?

Flying to Dallas/Fort Worth Airport from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $388 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $524 on average. Flights to Dallas/Fort Worth Airport from St. Louis in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Lambert-St Louis to Dallas/Fort Worth flight route?

Fly from Lambert-St Louis to Dallas/Fort Worth for the best Lambert-St Louis - Dallas/Fort Worth flight prices

How far in advance should I book a flight to Dallas/Fort Worth Airport?

You are more likely to see cheaper flights to Dallas/Fort Worth Airport from St. Louis when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around $274 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from St. Louis for as low as $225 on momondo.

What cabin class options are available on Lambert-St Louis to Dallas/Fort Worth flights?

There are 4 cabin classes available to choose from on Lambert-St Louis to Dallas/Fort Worth flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to Dallas/Fort Worth Airport flight prices changed over time?

As of April 2025, prices for St. Louis to Dallas/Fort Worth Airport flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Dallas/Fort Worth Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Dallas/Fort Worth Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Dallas/Fort Worth Airport (STL to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Dallas/Fort Worth Airport

Best Price Found

$68

Fastest flight time

1h 48m

Direct flights

Every day
The best one-way flight to Dallas/Fort Worth Airport from St. Louis in the past 72 hours is $68. The best round-trip flight deal from St. Louis to Dallas/Fort Worth Airport found on momondo in the last 72 hours is $136.
The fastest flight from St. Louis to Dallas/Fort Worth Airport takes 1h 48m
Direct flights go from St. Louis to Dallas/Fort Worth Airport every day.

  • Is flying the fastest way to get from St. Louis to Dallas/Fort Worth Airport?

    At 1h 48m, choosing to opt for a flight from St. Louis to Dallas/Fort Worth Airport for this trip versus opting for a train from St. Louis to Dallas/Fort Worth Airport or a bus from St. Louis to Dallas/Fort Worth Airport can save you time on travel.

  • Is flying the cheapest way to get from St. Louis to Dallas/Fort Worth Airport?

    A flight from St. Louis to Dallas/Fort Worth Airport from $136 can save you up to 32% on the cost of your trip compared to booking a train from St. Louis to Dallas/Fort Worth Airport or a bus from St. Louis to Dallas/Fort Worth Airport.

  • How far is Lambert-St Louis to Dallas/Fort Worth by plane?

    The distance between Lambert-St Louis and Dallas/Fort Worth is about 550.5 mi. 1h 48m is a normal flight duration for this route.

  • What is the carbon footprint of flying from Lambert-St Louis to Dallas/Fort Worth?

    559lb is the expected carbon footprint of a flight from Lambert-St Louis to Dallas/Fort Worth, though you can sort and filter momondo flight search results by CO2 to find the best option. Taking the train instead of flying would reduce your CO2 emissions by around 78%. By bus, this journey’s emissions can be cut to 78lb. This would result in a 86% smaller carbon footprint vs. flying.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Dallas/Fort Worth Airport?

    Prices for flights from Lambert-St Louis Airport to Dallas/Fort Worth Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Dallas/Fort Worth Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Dallas/Fort Worth Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Dallas/Fort Worth Airport.

  • What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

    The necessary travel and health documents for your Dallas/Fort Worth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Dallas/Fort Worth Airport?

  • What is the most popular airline from St. Louis to Dallas/Fort Worth Airport?


Best airlines flying from St. Louis to Dallas/Fort Worth Airport

Compare and see reviews for airlines that fly from St. Louis to Dallas/Fort Worth Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $46Free CancellationRating
6.0
3,281 reviews
Search Frontier flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $196Free CancellationRating
8.0
4,282 reviews
Search Southwest flights
United AirlinesPriceFrom $266Free CancellationRating
7.4
8,665 reviews
Search United Airlines flights
  • American Airlines Flights From St. Louis to Dallas/Fort Worth Airport

    The lowest priced American Airlines flight from St. Louis to Dallas/Fort Worth Airport from the last 72 hours was $178. Generally, American Airlines has 39 flights on this route every week with an average price of $300. American Airlines is rated 7.2/10 by our users.


Traveling to a place near Dallas?

Book flights to Dallas if you plan to visit one of these locations
Fort Worth
Arlington
Irving
Plano
Grapevine
Frisco
Denton
Grand Prairie
Garland
Thackerville
Richardson
McKinney
Lewisville
Rockwall
Durant
Addison
Ardmore
Sherman
Waxahachie
Cleburne

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Dallas?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Dallas for you.

Can I find flights from St. Louis to Dallas with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Dallas flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Dallas?

momondo provides multiple filters to help you find the best flight to Dallas from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Dallas right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Dallas flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


Choose the best way to get from St. Louis to Dallas/Fort Worth Airport

Buses

17h 05m
$88 one-way$186 round-trip
Nonstop · from $186

Distance to downtown

8AG0.3 mi
79lb CO2

86% less than flights

Find Buses

St. Louis to Dallas/Fort Worth Airport Buses

Trains

15h 58m
$100 one-way$200 round-trip
Nonstop · from $200

Distance to downtown

DA90.5 mi

Flights

1h 55m
$68 one-way$136 round-trip
Nonstop · from $1361 stop · from $121

Distance to downtown

DFW15.5 mi

An easier way to manage your Dallas/Fort Worth Airport trip

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