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Cheap flights from St. Louis to Dallas from $33

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 departing on 11/13. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:18 am - 12:15 pmSTL-DFW
1h 57mnonstop
Frontier Logo
3:35 pm - 5:27 pmDFW-STL
1h 52mnonstop
$104Frontier
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Mon, Oct 27 - Thu, Oct 30
Frontier Logo
6:22 pm - 8:19 pmSTL-DFW
1h 57mnonstop
Frontier Logo
3:30 pm - 5:22 pmDFW-STL
1h 52mnonstop
$109Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
American Airlines Logo
5:14 am - 7:23 amSTL-DFW
2h 09mnonstop
American Airlines Logo
8:49 am - 10:36 amDFW-STL
1h 47mnonstop
$134American Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 6
Southwest Logo
10:25 am - 12:10 pmSTL-DAL
1h 45mnonstop
Southwest Logo
6:15 pm - 8:00 pmDAL-STL
1h 45mnonstop
$139Southwest
Find Deal
Sat, Nov 15 - Wed, Nov 19
Southwest Logo
1:05 pm - 2:50 pmSTL-DAL
1h 45mnonstop
Southwest Logo
11:20 am - 1:05 pmDAL-STL
1h 45mnonstop
$149Southwest
Find Deal
Fri, Oct 31 - Wed, Nov 5
American Airlines Logo
9:36 am - 11:35 amSTL-DFW
1h 59mnonstop
American Airlines Logo
7:07 am - 8:56 amDFW-STL
1h 49mnonstop
$149American Airlines
Find Deal
Tue, Nov 11 - Sat, Nov 15
Multiple Airlines Logo
11:07 am - 5:55 pmSTL-DFW
6h 48m1 stop
Multiple Airlines Logo
7:11 pm - 9:07 amDFW-STL
13h 56m1 stop
$152Multiple Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 10
Multiple Airlines Logo
4:56 pm - 10:47 amSTL-DFW
17h 51m1 stop
Multiple Airlines Logo
3:30 pm - 5:22 pmDFW-STL
1h 52mnonstop
$175Multiple Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16
Delta Logo
4:45 pm - 10:22 pmSTL-DFW
5h 37m1 stop
Delta Logo
7:00 am - 12:35 pmDFW-STL
5h 35m1 stop
$178Delta
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Fri, Oct 31 - Wed, Nov 5
Delta Logo
11:36 am - 5:54 pmSTL-DAL
6h 18m1 stop
Delta Logo
6:00 am - 10:43 amDAL-STL
4h 43m1 stop
$179Delta
Find Deal
Wed, Nov 5 - Wed, Nov 12

Frontier flights from St. Louis to Dallas

Our best Frontier deals on St. Louis to Dallas flight tickets
Frontier
Oct 27
STL10:18 amLambert-St Louis
1h 57m
DFW12:15 pmDallas/Fort Worth
Oct 30
DFW3:35 pmDallas/Fort Worth
1h 52m
STL5:27 pmLambert-St Louis
$104
Find similar
Frontier
Nov 13
STL6:22 pmLambert-St Louis
1h 57m
DFW8:19 pmDallas/Fort Worth
Nov 16
DFW3:30 pmDallas/Fort Worth
1h 52m
STL5:22 pmLambert-St Louis
$109
Find similar
Frontier
Oct 27
STL10:18 amLambert-St Louis
1h 57m
DFW12:15 pmDallas/Fort Worth
Oct 30
DFW3:35 pmDallas/Fort Worth
1h 52m
STL5:27 pmLambert-St Louis
$113
Find similar

American Airlines flights from St. Louis to Dallas

Our best American Airlines deals on St. Louis to Dallas flight tickets
American Airlines
Dec 6
STL5:14 amLambert-St Louis
2h 09m
DFW7:23 amDallas/Fort Worth
Dec 6
DFW8:49 amDallas/Fort Worth
1h 47m
STL10:36 amLambert-St Louis
$134
Find similar
American Airlines
Nov 11
STL9:36 amLambert-St Louis
1h 59m
DFW11:35 amDallas/Fort Worth
Nov 15
DFW7:07 amDallas/Fort Worth
1h 49m
STL8:56 amLambert-St Louis
$149
Find similar
American Airlines
Nov 5
STL5:58 pmLambert-St Louis
2h 07m
DFW8:05 pmDallas/Fort Worth
Nov 8
DFW2:40 pmDallas/Fort Worth
1h 47m
STL4:27 pmLambert-St Louis
$159
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from St. Louis to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Mon 10/27

10:18 am-12:15 pm

Nonstop1h 57m

Dallas/Fort Worth

Thu 10/30

3:35 pm-5:27 pm

Nonstop1h 52m

$104

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 11/13

6:22 pm-8:19 pm

Nonstop1h 57m

Dallas/Fort Worth

Sun 11/16

3:30 pm-5:22 pm

Nonstop1h 52m

$109

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 12/6

5:14 am-7:23 am

Nonstop2h 09m

Dallas/Fort Worth

Sat 12/6

8:49 am-10:36 am

Nonstop1h 47m

$134

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Sat 11/15

10:25 am-12:10 pm

Nonstop1h 45m

Dallas Love Field

Wed 11/19

6:15 pm-8:00 pm

Nonstop1h 45m

$139

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Fri 10/31

1:05 pm-2:50 pm

Nonstop1h 45m

Dallas Love Field

Wed 11/5

11:20 am-1:05 pm

Nonstop1h 45m

$149

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Tue 11/11

9:36 am-11:35 am

Nonstop1h 59m

Dallas/Fort Worth

Sat 11/15

7:07 am-8:56 am

Nonstop1h 49m

$149

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 11/6

11:07 am-5:55 pm

1 stop6h 48m

Dallas/Fort Worth

Mon 11/10

7:11 pm-9:07 am

1 stop13h 56m

$152

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 11/14

4:56 pm-10:47 am

1 stop17h 51m

Dallas/Fort Worth

Sun 11/16

3:30 pm-5:22 pm

Nonstop1h 52m

$175

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 10/31

4:45 pm-10:22 pm

1 stop5h 37m

Dallas/Fort Worth

Wed 11/5

7:00 am-12:35 pm

1 stop5h 35m

$178

St. LouisDallas

STL - DAL

STLDAL

Lambert-St Louis

Wed 11/5

11:36 am-5:54 pm

1 stop6h 18m

Dallas Love Field

Wed 11/12

6:00 am-10:43 am

1 stop4h 43m

$179

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

How to get the cheapest flight ticket from St. Louis to Dallas

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?

If you are unable to visit Dallas during the month of August, then departing from St. Louis during the month September is also very affordable. Most momondo users find prices during this month for around $194.

What is the cheapest day to depart on your flight to Dallas?

On average, the least expensive day to fly to Dallas from St. Louis is on a Thursday. momondo users have found tickets for Thursday departures for as low as $487. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $617.

What is the cheapest time of day to depart on your flight to Dallas?

Flying to Dallas from St. Louis in the evening is the least expensive time of day to depart. momondo users have found prices as low as $364 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around $580 per ticket.

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

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

How far in advance should I book a flight to Dallas?

You are more likely to see cheaper flights to Dallas from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from St. Louis for as low as $236 on momondo.

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

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

Cheap St. Louis to Dallas flight deals and tips

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

Fastest flight time

1h 40m

Direct flights

Every day

Airports in Dallas

2 airports
The fastest flight from St. Louis to Dallas takes 1h 40m
Direct flights go from St. Louis to Dallas every day.
There are 2 airports near Dallas: Dallas/Fort Worth (DFW), Dallas Love Field (DAL)
Search flight deals

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

    There are 547.5 mi between Lambert-St Louis and Dallas. Flights usually cover this in 1h 40m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Lambert-St Louis Airport to Dallas refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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.

  • What documentation or ID do you need to fly to Dallas?

    The required travel and health documents for your Dallas trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Dallas. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from St. Louis to Dallas

Compare and see reviews for airlines that fly from St. Louis to Dallas with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $67Free CancellationRating
5.8
3,137 reviews
Search Frontier flights
SouthwestPriceFrom $164Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
American AirlinesPriceFrom $169Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find St. Louis to Dallas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dallas that suits you.

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

Yes. momondo enables you to select and highlight flights to Dallas from St. Louis with this policy.

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

Once you have performed a search for St. Louis to Dallas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.

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Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas
Dallas Love Field Airport
Dallas/Fort Worth Airport