$29+ Cheap flights from Dallas to St. Louis (STL)
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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
Apr 27 — May 41
Round-trip
1 adult, Economy
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Find cheap flights from Dallas to St. Louis 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 Dallas to Lambert-St Louis are usually found in August or July, booked 15 days in advance, depart on a Thursday or Sunday and return on a Thursday
Cheap flight deals from Dallas to St. Louis
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Best
Last-minute
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Cheapest flights from Dallas to St. LouisExplore the most affordable flight options available from Dallas to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
Explore the most affordable flight options available from Dallas to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.
This CheapOair deal was found by Cheapflights users on 3/27. 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.
Fri 4/310:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Mon 4/68:19 pm
STL
- DFW
1 stop26h 45m
Frontier
Deal found 3/27![Frontier logo]()
$241
This Southwest deal was found by Cheapflights users on 3/26. 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 6/58:10 pm
DAL
- STL
Nonstop1h 45m
Southwest
Mon 6/87:20 pm
STL
- DAL
1 stop3h 45m
Southwest
Deal found 3/26![Southwest logo]()
$241
This Frontier deal was found by Cheapflights users on 3/25. 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.
Sun 6/2812:49 pm
DFW
- STL
Nonstop1h 59m
Frontier
Mon 7/63:33 pm
STL
- DFW
Nonstop1h 55m
Frontier
Deal found 3/25![Frontier logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Tue 4/2112:50 pm
DFW
- STL
2 stops18h 00m
Multiple Airlines
Thu 4/2311:25 am
STL
- DFW
1 stop11h 40m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/235:20 am
DFW
- STL
1 stop14h 01m
Frontier
Sun 4/264:59 pm
STL
- DFW
2 stops26h 07m
Frontier
Deal found 3/26![Frontier logo]()
$244
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:10 pm
DFW
- STL
Nonstop1h 49m
American Airlines
Mon 4/205:20 am
STL
- DFW
Nonstop2h 02m
American Airlines
Deal found 3/24![American Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 3/24. 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 4/186:15 pm
DAL
- STL
1 stop4h 10m
Southwest
Mon 4/204:40 pm
STL
- DAL
1 stop4h 40m
Southwest
Deal found 3/24![Southwest logo]()
$245
This Expedia deal was found by Cheapflights users on 3/23. 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.
Wed 4/15:08 pm
DFW
- STL
1 stop28h 09m
Frontier
Sun 5/318:08 pm
STL
- DFW
1 stop16h 53m
Frontier
Deal found 3/23![Frontier logo]()
$246
This Southwest deal was found by Cheapflights users on 3/26. 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 5/16:00 am
DAL
- STL
Nonstop1h 45m
Southwest
Mon 5/41:45 pm
STL
- DAL
1 stop5h 45m
Southwest
Deal found 3/26![Southwest logo]()
$246
This CheapOair deal was found by Cheapflights users on 3/23. 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.
Mon 4/61:26 pm
DFW
- STL
1 stop9h 59m
Frontier
Thu 4/91:14 pm
STL
- DFW
1 stop16h 36m
Frontier
Deal found 3/23![Frontier logo]()
$247
This Southwest deal was found by Cheapflights users on 3/27. 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 4/247:45 am
DAL
- STL
Nonstop1h 45m
Southwest
Tue 4/283:40 pm
STL
- DAL
1 stop5h 55m
Southwest
Deal found 3/27![Southwest logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 5/2810:00 am
DFW
- STL
1 stop7h 33m
Frontier
Mon 6/19:21 pm
STL
- DFW
2 stops12h 42m
Frontier
Deal found 3/25![Frontier logo]()
$248
Best flights from Dallas to St. LouisDiscover carefully curated flight deals from Dallas to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
Discover carefully curated flight deals from Dallas to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
This Southwest deal was found by Cheapflights users on 3/23. 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 5/271:05 pm
DAL
- STL
Nonstop1h 45m
Southwest
Sun 5/318:25 am
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 3/23![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 3/27. 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 4/235:49 am
DFW
- STL
1 stop4h 45m
Delta
Sun 4/266:50 pm
STL
- DFW
1 stop5h 42m
Delta
Deal found 3/27![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Sat 4/185:15 am
DFW
- STL
2 stops7h 07m
United Airlines
Tue 4/219:10 am
STL
- DFW
2 stops11h 18m
United Airlines
Deal found 3/24![United Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:00 am
DFW
- STL
1 stop6h 47m
American Airlines
Mon 4/1312:27 pm
STL
- DFW
1 stop7h 01m
American Airlines
Deal found 3/27![American Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 3/27. 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 4/247:45 am
DAL
- STL
Nonstop1h 45m
Southwest
Tue 4/283:40 pm
STL
- DAL
1 stop5h 55m
Southwest
Deal found 3/27![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 3/23. 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 5/209:10 am
DAL
- STL
1 stop5h 20m
Southwest
Mon 5/257:15 pm
STL
- DAL
1 stop3h 55m
Southwest
Deal found 3/23![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 3/25. 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 6/410:50 pm
DAL
- STL
Nonstop1h 45m
Southwest
Sun 6/76:00 am
STL
- DAL
Nonstop1h 40m
Southwest
Deal found 3/25![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 3/27. 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 4/245:59 pm
DFW
- STL
1 stop5h 37m
Delta
Tue 4/285:35 pm
STL
- DFW
1 stop4h 42m
Delta
Deal found 3/27![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 3/23. 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 5/94:25 pm
DAL
- STL
Nonstop1h 45m
Southwest
Sun 5/109:10 pm
STL
- DAL
Nonstop1h 45m
Southwest
Deal found 3/23![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 3/23. 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 4/176:00 am
DAL
- STL
Nonstop1h 45m
Southwest
Mon 4/279:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 3/23![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 5/147:54 pm
DFW
- STL
1 stop4h 30m
United Airlines
Sun 5/176:00 am
STL
- DFW
1 stop5h 41m
United Airlines
Deal found 3/27![United Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 3/25. 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 4/241:20 pm
DAL
- STL
1 stop5h 35m
Southwest
Fri 5/15:45 am
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 3/25![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 3/25. 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 4/105:59 pm
DFW
- STL
1 stop5h 59m
Delta
Mon 4/133:25 pm
STL
- DFW
1 stop6h 52m
Delta
Deal found 3/25![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 6/65:10 am
DFW
- STL
2 stops10h 36m
United Airlines
Mon 8/104:48 pm
STL
- DFW
1 stop7h 11m
United Airlines
Deal found 3/23![United Airlines logo]()
$417
This Southwest deal was found by Cheapflights users on 3/25. 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 4/179:00 pm
DAL
- STL
Nonstop1h 40m
Southwest
Mon 4/209:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 3/25![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 5/92:20 pm
DFW
- STL
2 stops8h 25m
United Airlines
Sun 5/107:45 am
STL
- DFW
2 stops8h 24m
United Airlines
Deal found 3/23![United Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 3/24. 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 7/1410:20 am
DAL
- STL
Nonstop1h 45m
Southwest
Thu 7/239:50 pm
STL
- DAL
Nonstop1h 40m
Southwest
Deal found 3/24![Southwest logo]()
$278
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 5/2711:59 am
DFW
- STL
2 stops9h 17m
United Airlines
Sun 5/315:10 am
STL
- DFW
1 stop5h 29m
United Airlines
Deal found 3/23![United Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Fri 6/55:10 am
DFW
- STL
2 stops10h 36m
United Airlines
Mon 6/86:30 pm
STL
- DFW
1 stop4h 29m
United Airlines
Deal found 3/26![United Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 3/27. 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 5/57:20 am
DFW
- STL
2 stops9h 19m
United Airlines
Sun 5/107:45 am
STL
- DFW
2 stops10h 45m
United Airlines
Deal found 3/27![United Airlines logo]()
$483
Last-minute flights from Dallas to St. LouisDiscover last-minute flight deals from Dallas to St. Louis. Data last updated March 28, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to St. Louis. Data last updated March 28, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/26. 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.
Fri 3/2710:34 pm
DFW
- STL
1 stop11h 15m
Frontier
Mon 3/307:47 am
STL
- DFW
1 stop7h 42m
Frontier
Deal found 3/26![Frontier logo]()
$250
This Expedia deal was found by Cheapflights users on 3/23. 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.
Wed 4/15:08 pm
DFW
- STL
1 stop28h 09m
Frontier
Sun 5/318:08 pm
STL
- DFW
1 stop16h 53m
Frontier
Deal found 3/23![Frontier logo]()
$246
This CheapOair deal was found by Cheapflights users on 3/27. 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.
Fri 4/310:34 pm
DFW
- STL
1 stop11h 14m
Frontier
Mon 4/68:19 pm
STL
- DFW
1 stop26h 45m
Frontier
Deal found 3/27![Frontier logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/153:58 pm
DFW
- STL
2 stops18h 32m
Frontier
Sat 4/188:17 pm
STL
- DFW
1 stop12h 56m
Frontier
Deal found 3/25![Frontier logo]()
$249
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:10 pm
DFW
- STL
Nonstop1h 49m
American Airlines
Mon 4/205:20 am
STL
- DFW
Nonstop2h 02m
American Airlines
Deal found 3/24![American Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 3/24. 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 4/186:15 pm
DAL
- STL
1 stop4h 10m
Southwest
Mon 4/204:40 pm
STL
- DAL
1 stop4h 40m
Southwest
Deal found 3/24![Southwest logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Tue 4/2112:50 pm
DFW
- STL
2 stops18h 00m
Multiple Airlines
Thu 4/2311:25 am
STL
- DFW
1 stop11h 40m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 3/26. 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 4/214:10 pm
DAL
- STL
Nonstop1h 45m
Southwest
Fri 4/247:50 pm
STL
- DAL
Nonstop1h 45m
Southwest
Deal found 3/26![Southwest logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/235:20 am
DFW
- STL
1 stop14h 01m
Frontier
Sun 4/264:59 pm
STL
- DFW
2 stops26h 07m
Frontier
Deal found 3/26![Frontier logo]()
$244
This Southwest deal was found by Cheapflights users on 3/24. 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 4/247:00 pm
DAL
- STL
1 stop4h 55m
Southwest
Mon 4/279:40 pm
STL
- DAL
Nonstop1h 50m
Southwest
Deal found 3/24![Southwest logo]()
$246
This Southwest deal was found by Cheapflights users on 3/27. 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 4/247:45 am
DAL
- STL
Nonstop1h 45m
Southwest
Tue 4/283:40 pm
STL
- DAL
1 stop5h 55m
Southwest
Deal found 3/27![Southwest logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/309:24 pm
DFW
- STL
1 stop21h 57m
Frontier
Wed 5/66:51 pm
STL
- DFW
2 stops13h 16m
Frontier
Deal found 3/28![Frontier logo]()
$248
One-way flights from Dallas to St. LouisSearch for one-way flight options from Dallas to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
Search for one-way flight options from Dallas to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
This Frontier deal was found by Cheapflights users on 3/25. 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 5/2612:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 3/25![Frontier logo]()
$29
This Frontier deal was found by Cheapflights users on 3/27. 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 5/712:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 3/27![Frontier logo]()
$40
This Frontier deal was found by Cheapflights users on 3/25. 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 5/2312:47 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 3/25![Frontier logo]()
$44
This Booking.com deal was found by Cheapflights users on 3/23. 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 5/1412:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 3/23![Frontier logo]()
$50
This Super.com deal was found by Cheapflights users on 3/25. 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 4/246:00 am
DFW
- STL
Nonstop1h 54m
Frontier
Deal found 3/25![Frontier logo]()
$58
This Super.com deal was found by Cheapflights users on 3/25. 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.
Sat 4/2512:19 pm
DFW
- STL
1 stop7h 13m
Frontier
Deal found 3/25![Frontier logo]()
$69
This Priceline deal was found by Cheapflights users on 3/27. 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.
Thu 4/235:10 am
DFW
- STL
1 stop5h 20m
Frontier
Deal found 3/27![Frontier logo]()
$70
This Super.com deal was found by Cheapflights users on 3/24. 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 5/14:22 pm
DFW
- STL
Nonstop1h 54m
Frontier
Deal found 3/24![Frontier logo]()
$73
This Frontier deal was found by Cheapflights users on 3/27. 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 6/2512:49 pm
DFW
- STL
Nonstop1h 59m
Frontier
Deal found 3/27![Frontier logo]()
$74
This Super.com deal was found by Cheapflights users on 3/24. 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.
Wed 4/153:58 pm
DFW
- STL
1 stop27h 23m
Frontier
Deal found 3/24![Frontier logo]()
$75
This Southwest deal was found by Cheapflights users on 3/24. 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 4/157:30 pm
DAL
- STL
Nonstop1h 45m
Southwest
Deal found 3/24![Southwest logo]()
$86
This Southwest deal was found by Cheapflights users on 3/24. 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 4/212:40 pm
DAL
- STL
1 stop3h 15m
Southwest
Deal found 3/24![Southwest logo]()
$91
Find flight deals from Dallas to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) to St. Louis (STL). 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 March 28, 2026.
Round-trip from | $241 (CheapOair) |
|---|---|
One-way from | $29 (Frontier) |
Popular in | February |
Cheapest in | August |
Average price | $375 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas to St. Louis 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 March 28, 2026.
Use the filters below to find and compare flights from Dallas to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 5/27
1:05 pm-2:50 pm
Nonstop1h 45m
Lambert-St Louis
Sun 5/31
8:25 am-10:15 am
Nonstop1h 50m
$245
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 4/24
7:45 am-9:30 am
Nonstop1h 45m
Lambert-St Louis
Tue 4/28
3:40 pm-9:35 pm
1 stop5h 55m
$247
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 5/20
9:10 am-2:30 pm
1 stop5h 20m
Lambert-St Louis
Mon 5/25
7:15 pm-11:10 pm
1 stop3h 55m
$251
Quickest round-trip
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 6/4
10:50 pm-12:35 am
Nonstop1h 45m
Lambert-St Louis
Sun 6/7
6:00 am-7:40 am
Nonstop1h 40m
$263
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Sat 5/9
4:25 pm-6:10 pm
Nonstop1h 45m
Lambert-St Louis
Sun 5/10
9:10 pm-10:55 pm
Nonstop1h 45m
$263
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 4/17
6:00 am-7:45 am
Nonstop1h 45m
Lambert-St Louis
Mon 4/27
9:40 pm-11:30 pm
Nonstop1h 50m
$267
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 4/24
1:20 pm-6:55 pm
1 stop5h 35m
Lambert-St Louis
Fri 5/1
5:45 am-7:35 am
Nonstop1h 50m
$275
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 4/17
9:00 pm-10:40 pm
Nonstop1h 40m
Lambert-St Louis
Mon 4/20
9:40 pm-11:30 pm
Nonstop1h 50m
$276
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Tue 7/14
10:20 am-12:05 pm
Nonstop1h 45m
Lambert-St Louis
Thu 7/23
9:50 pm-11:30 pm
Nonstop1h 40m
$278
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Thu 4/23
5:49 am-10:34 am
1 stop4h 45m
Lambert-St Louis
Sun 4/26
6:50 pm-12:32 am
1 stop5h 42m
$292
Showing 1-10 of 42 resultsSorted by cheapest first
Best time to book a flight from Dallas to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Dallas with our price prediction graph.
A78-STL
DFW-STL
DAL-STL
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 Dallas to St. Louis
A78-STL
DFW-STL
DAL-STL
How far ahead should I book a flight from Dallas to St. Louis?
Use this chart to determine the optimal time to book a round-trip flight from Dallas to St. Louis. Price data was last updated on March 13, 2026.
Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Dallas to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Dallas to St. Louis (average of $87). Flying from Dallas to St. Louis in February is currently the most expensive (average of $234). 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 DFW to STL?
Find hourly flight availability from Dallas to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2026.
A simple way to save on the total cost of your ticket is to fly from Dallas to St. Louis in the evening. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight at noon.
What is the cheapest day to fly from Dallas to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Dallas to St. Louis. Price data was last updated on March 28, 2026.
Travelers seeking maximum savings on their Dallas to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Dallas to St. Louis
Explore weekly flight availability from Dallas to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 28, 2026.
The most flights from A78 to STL are scheduled on a Friday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 on average).
How much does it cost to fly round-trip from Dallas to St. Louis?
The best insider tips for Dallas to St. Louis 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 Dallas to St. Louis trip
Our travel experts
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated March 28, 2026.
Get a feel of what it's like to fly with Southwest,JetBlue, andAmerican Airlines from Dallas to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Dallas to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Dallas and St. Louis flights
Browse other Dallas and St. Louis flight options. Last updated on March 28, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 28, 2026.
Top 4 airlines flying from Dallas to St. Louis
Discover the top 4 airlines that operate flights from Dallas to St. Louis. 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 March 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$179 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$323 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$175 | Average$325 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$243 | Average$340 | FlexibilityNo cancel fee | On-time62% |