$39+ Cheap flights from St. Louis (STL) to Dallas
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DFW
May 6 — May 131
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Dallas with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lambert-St Louis to Dallas are usually found in August or September, booked 45 days in advance, depart on a Thursday or Friday and return on a Thursday
Cheap flight deals from St. Louis to Dallas
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Cheapest flights from St. Louis to DallasExplore the most affordable flight options available from St. Louis to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 6, 2026.
Explore the most affordable flight options available from St. Louis to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 6, 2026.
This CheapOair deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:08 pm
STL
- DFW
1 stop28h 26m
Frontier
Sat 7/255:18 am
DFW
- STL
1 stop14h 05m
Frontier
Deal found 4/3![Frontier logo]()
$241
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:50 pm
STL
- DAL
Nonstop1h 40m
Southwest
Sat 6/136:05 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/3![Southwest logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:23 pm
STL
- DFW
1 stop11h 22m
Multiple Airlines
Fri 4/2412:47 pm
DFW
- STL
2 stops10h 32m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:23 pm
STL
- DFW
2 stops14h 47m
Multiple Airlines
Thu 4/168:36 pm
DFW
- STL
1 stop10h 14m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:16 pm
STL
- DFW
1 stop12h 57m
Frontier
Tue 4/148:36 pm
DFW
- STL
1 stop10h 14m
Frontier
Deal found 4/6![Frontier logo]()
$244
This Priceline deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:39 am
STL
- DFW
Nonstop2h 05m
Frontier
Sun 4/198:36 pm
DFW
- STL
1 stop10h 14m
Frontier
Deal found 4/1![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:51 pm
STL
- DFW
1 stop10h 50m
Frontier
Thu 5/219:04 am
DFW
- STL
1 stop10h 19m
Frontier
Deal found 4/3![Frontier logo]()
$246
This CheapOair deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:16 pm
STL
- DFW
1 stop12h 57m
Frontier
Sun 4/1210:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Deal found 4/3![Frontier logo]()
$247
This Expedia deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:21 am
STL
- DFW
1 stop11h 44m
Frontier
Fri 4/1010:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Deal found 4/4![Frontier logo]()
$248
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:25 am
STL
- DAL
Nonstop1h 40m
Southwest
Tue 6/169:30 am
DAL
- STL
1 stop5h 55m
Southwest
Deal found 4/6![Southwest logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:23 pm
STL
- DFW
2 stops15h 31m
Multiple Airlines
Mon 5/42:23 pm
DFW
- STL
1 stop8h 56m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$249
This Frontier deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/238:08 pm
STL
- DFW
1 stop12h 01m
Frontier
Sun 7/266:20 am
DFW
- STL
1 stop11h 10m
Frontier
Deal found 4/5![Frontier logo]()
$250
Best flights from St. Louis to DallasDiscover carefully curated flight deals from St. Louis to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 6, 2026.
Discover carefully curated flight deals from St. Louis to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 6, 2026.
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Tue 5/267:50 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/5![Southwest logo]()
$252
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/255:15 pm
STL
- DFW
1 stop5h 03m
Delta
Tue 5/266:39 pm
DFW
- STL
1 stop5h 20m
Delta
Deal found 4/3![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:45 am
STL
- DFW
1 stop5h 40m
United Airlines
Sat 5/92:20 pm
DFW
- STL
2 stops8h 25m
United Airlines
Deal found 4/4![United Airlines logo]()
$322
This KAYAK deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:12 am
STL
- DFW
Nonstop2h 08m
American Airlines
Tue 5/55:42 pm
DFW
- STL
Nonstop1h 48m
American Airlines
Deal found 4/3![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:01 pm
STL
- DFW
1 stop5h 34m
Delta
Sat 5/309:55 am
DFW
- STL
1 stop4h 53m
Delta
Deal found 4/5![Delta logo]()
$261
This Southwest deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Mon 5/115:10 pm
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/1![Southwest logo]()
$265
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:01 pm
STL
- DAL
1 stop4h 55m
Delta
Tue 5/267:12 am
DAL
- STL
1 stop5h 10m
Delta
Deal found 4/3![Delta logo]()
$261
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:40 pm
STL
- DAL
1 stop5h 55m
Southwest
Fri 5/158:00 pm
DAL
- STL
1 stop3h 55m
Southwest
Deal found 4/3![Southwest logo]()
$274
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:20 pm
STL
- DAL
1 stop6h 36m
Delta
Sat 5/306:00 am
DAL
- STL
1 stop5h 54m
Delta
Deal found 4/4![Delta logo]()
$261
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:30 pm
STL
- DAL
1 stop4h 25m
Southwest
Mon 6/157:20 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/4![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/225:15 pm
STL
- DFW
1 stop5h 03m
Delta
Tue 5/267:10 am
DFW
- STL
1 stop5h 12m
Delta
Deal found 4/3![Delta logo]()
$274
This Southwest deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:45 am
STL
- DAL
Nonstop1h 50m
Southwest
Fri 5/86:00 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/2![Southwest logo]()
$291
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:57 pm
STL
- DFW
1 stop5h 15m
Delta
Fri 5/226:39 pm
DFW
- STL
1 stop5h 20m
Delta
Deal found 4/3![Delta logo]()
$274
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Mon 5/1111:15 am
DAL
- STL
2 stops5h 25m
Southwest
Deal found 4/3![Southwest logo]()
$291
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:36 pm
STL
- DFW
1 stop4h 55m
Delta
Fri 5/226:32 pm
DFW
- STL
1 stop4h 49m
Delta
Deal found 4/3![Delta logo]()
$274
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:45 pm
STL
- DAL
1 stop5h 45m
Southwest
Mon 5/119:00 pm
DAL
- STL
Nonstop1h 40m
Southwest
Deal found 4/3![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:07 pm
STL
- DFW
1 stop7h 12m
Delta
Wed 7/812:17 pm
DFW
- STL
1 stop5h 36m
Delta
Deal found 4/1![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:15 pm
STL
- DAL
1 stop6h 41m
Delta
Sat 5/236:44 pm
DAL
- STL
1 stop5h 15m
Delta
Deal found 4/1![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/25:07 pm
STL
- DFW
1 stop7h 12m
Delta
Fri 7/36:50 am
DFW
- STL
1 stop7h 50m
Delta
Deal found 4/1![Delta logo]()
$298
This KAYAK deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:35 pm
STL
- DFW
1 stop4h 42m
Delta
Fri 4/245:59 pm
DFW
- STL
1 stop5h 37m
Delta
Deal found 4/1![Delta logo]()
$342
Last-minute flights from St. Louis to DallasDiscover last-minute flight deals from St. Louis to Dallas. Data last updated April 6, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Dallas. Data last updated April 6, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/114:59 pm
STL
- DFW
1 stop7h 26m
Frontier
Sun 4/1210:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Deal found 4/6![Frontier logo]()
$250
This Orbitz deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/124:59 pm
STL
- DFW
1 stop16h 05m
Frontier
Fri 4/176:00 am
DFW
- STL
Nonstop1h 54m
Frontier
Deal found 4/3![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:19 pm
STL
- DFW
1 stop18h 28m
Frontier
Thu 4/238:36 pm
DFW
- STL
1 stop10h 14m
Frontier
Deal found 4/2![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:23 pm
STL
- DFW
2 stops14h 47m
Multiple Airlines
Thu 4/168:36 pm
DFW
- STL
1 stop10h 14m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:59 pm
STL
- DFW
1 stop15h 09m
Multiple Airlines
Mon 4/2711:15 am
DFW
- STL
2 stops7h 21m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:55 pm
STL
- DFW
1 stop7h 55m
Multiple Airlines
Tue 4/2112:50 pm
DFW
- STL
2 stops18h 00m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:25 am
STL
- DFW
1 stop8h 06m
Frontier
Fri 4/248:55 am
DFW
- STL
2 stops14h 24m
Frontier
Deal found 4/2![Frontier logo]()
$252
This Booking.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:25 am
STL
- DFW
1 stop8h 06m
Frontier
Mon 4/2012:42 pm
DFW
- STL
Nonstop1h 54m
Frontier
Deal found 4/3![Frontier logo]()
$256
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Sat 5/24:25 pm
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/5![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:45 am
STL
- DAL
Nonstop1h 45m
Southwest
Mon 5/117:00 pm
DAL
- STL
1 stop4h 55m
Southwest
Deal found 4/6![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:55 pm
STL
- DAL
Nonstop1h 50m
Southwest
Fri 5/1510:35 pm
DAL
- STL
Nonstop1h 40m
Southwest
Deal found 4/3![Southwest logo]()
$254
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Tue 5/267:50 am
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 4/5![Southwest logo]()
$252
One-way flights from St. Louis to DallasSearch for one-way flight options from St. Louis to Dallas. Find affordable one-way fares based on user searches. Data last updated April 6, 2026.
Search for one-way flight options from St. Louis to Dallas. Find affordable one-way fares based on user searches. Data last updated April 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:16 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/5![Frontier logo]()
$39
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/68:16 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/6![Frontier logo]()
$40
This Frontier deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:33 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/5![Frontier logo]()
$44
This Super.com deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:01 pm
STL
- DFW
Nonstop2h 05m
Frontier
Deal found 4/2![Frontier logo]()
$58
This Super.com deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:33 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/3![Frontier logo]()
$63
This Frontier deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/163:33 pm
STL
- DFW
Nonstop1h 55m
Frontier
Deal found 4/3![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/73:33 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/5![Frontier logo]()
$67
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/43:33 pm
STL
- DFW
Nonstop1h 55m
Frontier
Deal found 4/6![Frontier logo]()
$68
This Super.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:55 pm
STL
- DFW
1 stop7h 55m
Frontier
Deal found 4/6![Frontier logo]()
$69
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:35 pm
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 4/6![Southwest logo]()
$109
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:15 pm
STL
- DAL
1 stop6h 41m
Delta
Deal found 4/6![Delta logo]()
$119
This Southwest deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:35 pm
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 4/2![Southwest logo]()
$131
Find flight deals from St. Louis to Dallas
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Dallas (A78). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 6, 2026.
Round-trip from | $241 (Kiwi.com) |
|---|---|
One-way from | $39 (Kiwi.com) |
Popular in | February |
Cheapest in | August |
Average price | $320 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 6, 2026.
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
Cheapest round-trip
Quickest round-trip
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 5/23
3:40 pm-5:30 pm
Nonstop1h 50m
Dallas Love Field
Tue 5/26
7:50 am-9:35 am
Nonstop1h 45m
$252
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Mon 5/25
5:15 pm-10:18 pm
1 stop5h 03m
Dallas/Fort Worth
Tue 5/26
6:39 pm-11:59 pm
1 stop5h 20m
$261
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Thu 5/28
7:01 pm-12:35 am
1 stop5h 34m
Dallas/Fort Worth
Sat 5/30
9:55 am-2:48 pm
1 stop4h 53m
$261
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Thu 5/21
7:01 pm-11:56 pm
1 stop4h 55m
Dallas Love Field
Tue 5/26
7:12 am-12:22 pm
1 stop5h 10m
$261
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Thu 5/28
5:20 pm-11:56 pm
1 stop6h 36m
Dallas Love Field
Sat 5/30
6:00 am-11:54 am
1 stop5h 54m
$261
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Thu 5/7
9:40 pm-11:30 pm
Nonstop1h 50m
Dallas Love Field
Mon 5/11
5:10 pm-6:55 pm
Nonstop1h 45m
$265
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Wed 5/13
3:40 pm-9:35 pm
1 stop5h 55m
Dallas Love Field
Fri 5/15
8:00 pm-11:55 pm
1 stop3h 55m
$274
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Fri 5/22
5:15 pm-10:18 pm
1 stop5h 03m
Dallas/Fort Worth
Tue 5/26
7:10 am-12:22 pm
1 stop5h 12m
$274
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Wed 5/20
6:57 pm-12:12 am
1 stop5h 15m
Dallas/Fort Worth
Fri 5/22
6:39 pm-11:59 pm
1 stop5h 20m
$274
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Tue 5/19
5:36 pm-10:31 pm
1 stop4h 55m
Dallas/Fort Worth
Fri 5/22
6:32 pm-11:21 pm
1 stop4h 49m
$274
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Dallas
Have a flexible travel schedule? Discover the best time to fly to Dallas from St. Louis with our price prediction graph.
STL-A78
STL-DFW
STL-DAL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Dallas
STL-A78
STL-DFW
STL-DAL
How far ahead should I book a flight from St. Louis to Dallas?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Dallas. Price data was last updated on April 3, 2026.
The price you pay for your flight from St. Louis to Dallas may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from St. Louis to Dallas?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Dallas (average of $80). Flying from St. Louis to Dallas in March is currently the most expensive (average of $250). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from STL to DFW?
Find hourly flight availability from St. Louis to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 6, 2026.
When flying from St. Louis to Dallas, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 30% versus a flight in the afternoon.
What is the cheapest day to fly from St. Louis to Dallas?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Dallas. Price data was last updated on April 4, 2026.
Travelers seeking maximum savings on their St. Louis to Dallas flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from St. Louis to Dallas?
The best insider tips for St. Louis to Dallas flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Dallas trip
Our travel experts
Reviews of airlines servicing Dallas
Get insights into the airlines that provide service to Dallas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas. Reviews last updated April 6, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andJetBlue from St. Louis to Dallas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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St. Louis and Dallas flights
Browse other St. Louis and Dallas flight options. Last updated on April 6, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on April 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from St. Louis to Dallas
Discover the top 5 airlines that operate flights from St. Louis to Dallas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$73 | Average$157 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$156 | Average$306 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$159 | Average$419 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$168 | Average$300 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$181 | Average$264 | FlexibilityNo cancel fee | On-time62% |