STL - DFW

$52 Find Cheap Flights from St. Louis to Dallas - Compare and Save

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Everything you should know

Cheapest round-trip
$154
Typical prices: $194-$337
Frontier
Fri 9/21Mon 9/24
STL - DFW • 1 stop
Cheapest non-stop
$162
Typical prices: $199-$339
Frontier
Sat 9/8Mon 9/10
STL - DFW • Non-stop
Nonstop flights
You can fly direct with American Airlines and Frontier. Average duration is 2h 00m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 13 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 28% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $223 (round-trip)
Shortest trip • 5h 08m (one-way)
Insights
Insights
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We hope you love your trip to Dallas/Fort Worth Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Dallas

Mon, Sep 21 - Thu, Sep 24
Frontier Logo
2:29 pm - 12:12 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
21h 43m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
7:40 am - 9:35 amDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 55mnonstop
$154Frontier
Thu, Oct 1 - Sun, Oct 4
Frontier Logo
10:20 am - 12:16 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
1h 56mnonstop
Frontier Logo
7:48 pm - 1:10 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
17h 22m1 stop Atlanta Hartsfield-Jackson
$155Frontier
Mon, Oct 12 - Mon, Oct 19
Frontier Logo
6:35 pm - 7:00 amSTL  Lambert-St Louis-DFW Dallas/Fort Worth
12h 25m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:02 pm - 4:58 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 56mnonstop
$155Frontier
Mon, Sep 21 - Thu, Sep 24
Frontier Logo
2:29 pm - 12:12 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
21h 43m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
7:40 am - 9:35 amDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 55mnonstop
$155Frontier
Fri, Oct 9 - Tue, Oct 13
Multiple Airlines Logo
6:35 pm - 7:08 amSTL  Lambert-St Louis-DFW Dallas/Fort Worth
12h 33m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
3:48 pm - 1:21 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
21h 33m2 stops Nashville Intl Jonesboro
$238Multiple Airlines
Thu, Oct 1 - Sun, Oct 4
Multiple Airlines Logo
2:00 pm - 9:21 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
7h 21m2 stops Jonesboro Nashville Intl
Multiple Airlines Logo
7:48 pm - 1:10 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
17h 22m1 stop Atlanta Hartsfield-Jackson
$238Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
2:10 pm - 9:21 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
7h 11m2 stops Jonesboro Nashville Intl
Multiple Airlines Logo
7:48 pm - 1:10 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
17h 22m1 stop Atlanta Hartsfield-Jackson
$252Multiple Airlines
Sat, Sep 5 - Mon, Sep 7
American Airlines Logo
10:16 am - 12:08 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
1h 52mnonstop
American Airlines Logo
9:56 pm - 11:42 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 46mnonstop
$269American Airlines
Sat, Sep 12 - Sat, Sep 19
American Airlines Logo
5:00 pm - 7:02 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
2h 02mnonstop
American Airlines Logo
10:20 am - 12:15 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 55mnonstop
$269American Airlines
Thu, Oct 15 - Sat, Oct 17
American Airlines Logo
5:40 am - 7:40 amSTL  Lambert-St Louis-DFW Dallas/Fort Worth
2h 00mnonstop
American Airlines Logo
12:43 pm - 2:30 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 47mnonstop
$269American Airlines
Booking Insights

Price, demand and travel trends for St. Louis to Dallas/Fort Worth Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Dallas/Fort Worth Airport with more confidence.

How much is a round-trip flight from St. Louis to Dallas/Fort Worth Airport?

Round-trip flights from St. Louis to Dallas/Fort Worth Airport start at $154. Prices are below average for this route right now, with typical round-trip fares ranging from $194 to $337. The lowest price found in the past 5 days was $154 on Frontier.

What's the cheapest day of the week to fly from St. Louis to Dallas/Fort Worth Airport?

Saturday is the cheapest day of the week to fly from St. Louis to Dallas/Fort Worth Airport, it is 14% cheaper than the average day. Monday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from St. Louis to Dallas/Fort Worth Airport?

  • August is the cheapest month to fly from St. Louis to Dallas/Fort Worth Airport at $193 round-trip.
  • February ($323) and March ($315) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 67% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from St. Louis to Dallas/Fort Worth Airport the cheapest?

Flights from St. Louis to Dallas/Fort Worth Airport are cheapest 13 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from St. Louis to Dallas

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Duncan Madden

Duncan Madden

Expert on British Airways

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on Frontier

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Ramsey Qubein

Ramsey Qubein

Expert on DFW

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Yulia Denisyuk

Yulia Denisyuk

Expert on STL

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Key details for St. Louis to Dallas/Fort Worth Airport flights

Low season

January

Cheapest flight

$52
Best time to beat the crowds but there is an average 6% increase in price.
Most popular time to fly with an average 11% increase in price.
Flight from St. Louis to Dallas/Fort Worth Airport

When to book flights from St. Louis to Dallas

Are your dates flexible? Find out the best times to travel from St. Louis to Dallas based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Dallas/Fort Worth Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What are the transport options from Dallas Fort Worth Airport to downtown?

    Dallas Area Rapid Transit DART Tram servicing the Orange Line connects DFW Airport Station to the West End station in Downtown Dallas. The train operates after every 30 minutes. Jayride Shuttles, available on demand, connect DFW Airport to Downtown Dallas. Taxis are available on demand and links DFW Airport to Downtown Dallas.

  • Can a minor fly unaccompanied from St. Louis Lambert to Dallas, Fort Worth?

    Delta Airlines allows children aged 5 to 14 years to travel unaccompanied from STL to DFW. However, only those aged 8 to 14 can travel with connecting flights. You must check in with your minor at least 2 hours before departure. You must provide documents for your child, including a passport and birth certificate, such as photo ID and contact phone number, and the receiving adult, such as name, photo, contact phone number, and address.

  • Which airline offers family-friendly services from St. Louis Lambert to Dallas, Fort Worth?

    For a convenient flight with your child from STL to DFW, consider flying with Frontier. The airline offers family-friendly services, allowing you to board with an FAA-approved child restraining device for enhanced minor safety. The airline provides those with young children priority check-in and boarding, changing tables and bassinets for infants, child-friendly meals, and family seating options. They also offer entertainment ranging from music to kid kits.

  • Which airlines offer accessible services from St. Louis Lambert to Dallas Fort Worth?

    United offers accessible services to special needs passengers traveling from STL to DFW. They provide alternative communication means to their low-vision and heard-to-hear passengers, including braille cards, audio descriptions, and closed captioning. They also offer wheelchair services for those with reduced mobility during navigation, boarding, and disembarking. Furthermore, they provide onboard mobility aid equipment for these passengers, including wheelchairs, walkers, and crutches.

  • Which airlines offer extra legroom and free seat selection on St. Louis to Dallas/Fort Worth Airport flights?

    Among airlines operating St. Louis to Dallas/Fort Worth Airport flights:

    • Frontier: offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from St. Louis to Dallas/Fort Worth Airport?

    2 airlines operate flights between St. Louis and Dallas/Fort Worth Airport. The airlines offering nonstop flights on this route include:
    • American Airlines
    • Frontier

  • Which airports can I use when flying from St. Louis to Dallas/Fort Worth Airport?

    Flights from St. Louis to Dallas/Fort Worth Airport usually depart from Lambert-St Louis (STL) and arrive at Dallas/Fort Worth (DFW).

  • Which airlines include bags at no extra cost on St. Louis to Dallas/Fort Worth Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • Frontier: a cabin bag in Economy Class class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from St. Louis to Dallas/Fort Worth Airport?

    Only Economy Class is available on flights from St. Louis to Dallas/Fort Worth Airport.

  • How much can I save by taking a layover when flying from St. Louis to Dallas/Fort Worth Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $223 round-trip via Denver Intl (DEN), compared to $273 for nonstop.

  • What is the standard checked-bag allowance on flights from St. Louis to Dallas/Fort Worth Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from St. Louis to Dallas/Fort Worth Airport?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest and American Airlines. Other aircraft seen on the route include Boeing 737-800 Passenger/BBJ2 (winglets) variants.

  • Which airports do connecting flights from St. Louis to Dallas/Fort Worth Airport pass through?

    One-stop flights from St. Louis to Dallas/Fort Worth Airport most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 54% of one-stop connections
    • Denver Intl (DEN) - 31% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 15% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from St. Louis to Dallas/Fort Worth Airport?

    On the St. Louis to Dallas/Fort Worth Airport route, being flexible with your departure day can save you up to 24%. Saturday is the cheapest day at $234 round-trip on average, while Monday is the most expensive at $304: a $70 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How are flight departures from St. Louis to Dallas/Fort Worth Airport spread across the day?

    Morning is the busiest departure period on St. Louis to Dallas/Fort Worth Airport flights, with 72% of flights leaving in that window. Evening departures account for 28%, afternoon flights for 0%, and night flights for 0%.

  • What popular places can I visit in Dallas/Fort Worth Airport?

    Some of the most popular sights in Dallas/Fort Worth Airport are American Airlines Center, Dallas Market Center and Kay Bailey Hutchison Convention Center. These are among the most viewed places in Dallas/Fort Worth Airport on KAYAK.

  • How long is a flight from St. Louis to Dallas/Fort Worth Airport?

    A nonstop flight from St. Louis to Dallas/Fort Worth Airport takes 2h 00m, covering 550 miles.

  • What are the earliest and latest flights from St. Louis to Dallas/Fort Worth Airport?

    These are the earliest and latest flight times available from St. Louis to Dallas/Fort Worth Airport:

    • Earliest: departs at 5:00 am and lands at 7:00 am
    • Latest: departs at 7:10 pm and lands at 9:10 pm.

    The flight takes about 2h 00m.

  • How expensive are last-minute St. Louis to Dallas/Fort Worth Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 49% above the route average of $270. Book 13 weeks before departure for the lowest fares.

  • Do I need a passport to fly from St. Louis to Dallas/Fort Worth Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from St. Louis to Dallas/Fort Worth Airport looking right now?

    One-way fares from St. Louis to Dallas/Fort Worth Airport are currently lower than usual. Average one-way flight prices are about $105, which is 36% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from St. Louis to Dallas/Fort Worth Airport?

    Flying via Houston George Bush Intcntl (IAH) gives the shortest average 1-stop total travel time at 5h 08m, compared with 6h 11m via Atlanta Hartsfield-Jackson (ATL) and 11h 09m via Denver Intl (DEN).

  • What car rental options are available at Dallas/Fort Worth Airport (DFW)?

    Dallas/Fort Worth Airport (DFW) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    · Easirent
    · Europcar
    · Ace
    · Hertz
    · Thrifty

  • How much should I expect to pay for a St. Louis to Dallas/Fort Worth Airport flight?

    Round-trip flights from St. Louis to Dallas/Fort Worth Airport range from $194 to $337, with an average of $270 over the past 12 months. Anything below $194 counts as a good deal.

  • Which airlines offer Wi-Fi on St. Louis to Dallas/Fort Worth Airport flights?

    Two airlines offer in-flight Wi-Fi on St. Louis to Dallas/Fort Worth Airport flights:

    • • American Airlines
    • • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking St. Louis to Dallas/Fort Worth Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $234 - about $70 less than Monday (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 13 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your St. Louis to Dallas/Fort Worth Airport trip for August. Fares historically average $193 round-trip in that month - typically $130 less than the most expensive month, which is February (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Denver Intl Airport (DEN) can be cheaper than flying direct. The cheapest layover option averages $223 round-trip on this route - about $49 less than direct flights (based on the last 12 months).
  • Delta will allow you to bring a carry-on bag and a personal item from St. Louis Lambert International Airport (STL) to Dallas/Fort Worth International Airport (DFW) for free. The maximum dimensions allowed are 17 × 13 × 9 inches for your personal item and 22 × 14 × 9 inches for your carry–on.
  • You can travel with your pet from STL to DFW for a fee with American. The maximum dimension for the pet carrier must be 19 × 133 × 9 inches if it is hard-sided and 18 × 11 × 11 inches for a soft-sided kennel. The kennel must be small to fit under the seat but comfortable for pet mobility. Your pet's combined weight and kennel must not exceed 20 lbs.
  • When traveling from STL to DFW, Frontier can offer special meals tailored to your diet. They offer these meals to passengers who are diabetic, gluten-intolerant, low-fat, lactose-intolerant, and religion- or culture-abiding, vegan, and vegetarian.
  • Consider flying with American Airlines for Business or First-class flights from STL to DFW. You will enjoy enhanced services and amenities, including access to their American Airlines Admirals Club near Gate C1 between Concourses B and C on the airside of Terminal 1 in STL Airport, increased baggage allowance, comfortable lie-flat seats, and premium dining options.
  • Several fights from STL to DFW have layovers en route. Some of the common layovers include Denver (DEN) by Frontier, Houston (IAH) by United, Minneapolis (MSP) by Delta, Atlantic (ATL) by Delta, and Chicago (ORD) by United.

Prefer to fly direct from St. Louis to Dallas?

 
Find which airlines fly direct from Lambert-St Louis Airport to Dallas/Fort Worth Airport, which days they fly and book direct flights.

Direct departures

Lambert-St Louis to Dallas/Fort Worth

Monday

American Airlines,Frontier

American Airlines,Frontier

Tuesday

American Airlines,Frontier

American Airlines,Frontier

Wednesday

American Airlines

American Airlines

Thursday

American Airlines,Frontier

American Airlines,Frontier

Friday

American Airlines,Frontier

American Airlines,Frontier

Saturday

American Airlines

American Airlines

Sunday

American Airlines,Frontier

American Airlines,Frontier

See more direct flights

Direct returns

Dallas/Fort Worth to Lambert-St Louis

Monday

American Airlines,Frontier

American Airlines,Frontier

Tuesday

American Airlines,Frontier

American Airlines,Frontier

Wednesday

American Airlines

American Airlines

Thursday

American Airlines,Frontier

American Airlines,Frontier

Friday

American Airlines,Frontier

American Airlines,Frontier

Saturday

American Airlines

American Airlines

Sunday

American Airlines,Frontier

American Airlines,Frontier

See more direct flights

Everything you need to know for your flight from St. Louis to Dallas

Other airlines flying to St. Louis