Cheap flights from St Louis to Dallas (STL - DFW)

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The best prices from St Louis to Dallas are usually found in July or August, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

How to find the cheapest flight from
St Louis (STL) to Dallas (DFW)

All the information you need to plan the best STL to DFW flight in 2021: compare St Louis to Dallas flight prices with the expected peak season, weather and rainfall in Dallas.
STL - A78
Price
$176 - $275
A78
Temperature
59 - 96.8 °F
A78
Rainfall
1.9 - 4.6 inches

Popular in

January

High demand for flights, 8% potential price rise

Cheapest in

July

Best time to find cheap flights, 31% potential price drop

Round-trip from

$176

From St Louis to Dallas

One-way from

$143

One-way flight from St Louis to Dallas

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from St Louis to Dallas?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 4% when planning your travel around this day of the week.

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

To save up to 37% on this flight, we recommend booking at least 21 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St Louis to Dallas from $105 1-2 weeks out and tickets from $150 for flights departing within the next 72 hours.

What is the cheapest month to fly from St Louis to Dallas?

August can be a great time to fly to Dallas from St Louis with a flight ticket averaging about $106. Cheapflights users have found deals in the month of August for as cheap as $34. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from St Louis to Dallas (STL - A78)?

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from St Louis to Dallas by exploring options for tickets in the morning.

Cheap flights from St Louis to Dallas in May, June 2021

The best prices found for STL to DFW flights for May, June
8 Jun - 15 Jun
$149pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
17 May - 22 May
$151pp
STL
Lambert-St Louis
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
STL
Lambert-St Louis
9 Jun - 15 Jun
$152pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

St Louis to Dallas 2021 flight deals

Cheap flights to Dallas from St Louis found for this year
8 Jun - 15 Jun
$149pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
17 May - 22 May
$151pp
STL
Lambert-St Louis
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
STL
Lambert-St Louis
9 Jun - 15 Jun
$152pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to Dallas from St Louis

Save time with St Louis to Dallas direct flight deals
1 Sep - 4 Sep
$187pp
STL
Lambert-St Louis
American Airlines
Non-Stop
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
American Airlines
Non-Stop
STL
Lambert-St Louis
21 Oct - 27 Oct
$207pp
STL
Lambert-St Louis
American Airlines
Non-Stop
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
American Airlines
Non-Stop
STL
Lambert-St Louis
3 Sep - 5 Sep
$227pp
STL
Lambert-St Louis
American Airlines
Non-Stop
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
American Airlines
Non-Stop
STL
Lambert-St Louis

Last minute flights from St Louis to Dallas

Late deals on round-trip flights to Dallas from St Louis, departing today and this week
17 May - 22 May
$151pp
STL
Lambert-St Louis
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
STL
Lambert-St Louis
17 May - 19 May
$153pp
STL
Lambert-St Louis
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
STL
Lambert-St Louis
20 May - 22 May
$163pp
STL
Lambert-St Louis
Frontier
 
1 STOP
DFW
Dallas/Fort Worth
DFW
Dallas/Fort Worth
Frontier
 
1 STOP
STL
Lambert-St Louis

One-way flights to Dallas from St Louis

The cheapest one-way flights from St Louis to Dallas
6:00 am - 6:20 am
Sun Country Air
1 Stop
24h 20m
STL - DFW
Sun Country Air
6:03 am - 7:52 pm
Frontier
1 Stop
13h 49m
STL - DFW
Frontier
$146
JustFly
3:30 am - 5:35 am
American Airlines
Nonstop
2h 05m
STL - DFW
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St Louis</span> to <span class="emphasized">Dallas</span> flights.

Flight FAQs

From St Louis to Dallas

Are flight prices decreasing from St Louis to Dallas due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Dallas for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Lambert-St Louis to Dallas to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Lambert-St Louis to Dallas are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Lambert-St Louis to Dallas have flexible cancellations due to COVID-19?

American Airlines, Delta, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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. 8 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 0 outbound flights to Dallas per day.

Can I find flights from St Louis to Dallas for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Dallas for under $200. The cheapest flight booked recently is on Spirit Airlines for just $149, but on average you can expect to pay $170.

Are there nonstop flights from St Louis to Dallas for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from St Louis to Dallas under $200. A good price for a nonstop flight from St Louis to Dallas is less than $282.

Are there last-minute flights available from St Louis to Dallas for under $200?

There are currently 20+ open flights from St Louis to Dallas within the next 7 days for less than $200.

Is St Louis weather warmer or cooler than Dallas?

We forecast the temperature to be around the 97 °F's in July, on average. The temperature in Dallas is generally hotter than in St Louis. Book flights in a timely manner in correlation to your departure date.

How long is the flight from St Louis to Dallas?

Airlines like American Airlines, Delta, and Frontier fly from St Louis to Dallas in about 1h 47m. The time it takes to get you to your destination can typically vary by up to 7h 25m. This flight may include one or multiple stops.

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

Flying on Spirit Airlines is currently your cheapest option to Dallas, with prices starting at $149. Additional round-trip tickets that might be worth considering are offered by Frontier and American Airlines, with the lowest prices starting at $151 and $187, respectively. You may be able to fly from St Louis to Dallas for 41% less than the average price by searching for these airlines.

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

$68 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and American Airlines, with prices starting from $77 and $136, respectively.

Alternative routes for St Louis to Dallas

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

Destination information for Dallas

Things to know before you go - useful duration and weather info for your trip from St Louis to Dallas.
Flight duration
1h 48m
Average temperature for May in Dallas
86.0 °F
Avg rainfall for May in Dallas
3.7 ″

Airports servicing St. Louis

Airports servicing Dallas

Dallas Love Field (DAL)
Dallas Addison (ADS)

Top 4 airlines flying from St Louis to Dallas

The chart below displays the airlines Cheapflights users traveling from St Louis to Dallas choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$73 $168 No cancel fee 62%
United Airlines
$91 $235 No cancel fee 69%
American Airlines
$192 $378 No cancel fee 71%
Delta
$254 $394 No cancel fee N/A

Hourly flight availability from St Louis to Dallas

See what time of day planes typically take off from St Louis towards Dallas.
Morning 6 AM to noon 57% of STL to DFW departures
Afternoon Noon to 6 PM 36% of STL to DFW departures
Early morning Midnight to 6 AM 7% of STL to DFW departures
Evening 6 PM to midnight 0% of STL to DFW departures
Midnight
6 AM
Noon
6 PM
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