$36+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — STL
Sep 3 — Sep 101
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 September, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Dallas to St. Louis
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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 August 4, 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 August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/177:40 am -
Nonstop1h 55m
Mon 9/212:29 pm -
1 stop28h 14m
Deal found 7/31![Frontier logo]()
$117
This Super.com deal was found by Cheapflights users on 8/2. 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.
Thu 10/83:50 pm -
Nonstop1h 56m
Sun 10/116:41 pm -
Nonstop2h 05m
Deal found 8/2![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:48 pm -
1 stop17h 22m
Sun 9/2010:20 am -
Nonstop1h 56m
Deal found 8/3![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 7/30. 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 10/17:40 am -
Nonstop1h 55m
Sun 10/410:20 am -
Nonstop1h 56m
Deal found 7/30![Frontier logo]()
$121
This Super.com deal was found by Cheapflights users on 8/3. 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.
Tue 8/252:35 pm -
Nonstop1h 56m
Thu 8/275:27 pm -
Nonstop2h 02m
Deal found 8/3![Frontier logo]()
$122
This Frontier deal was found by Cheapflights users on 8/3. 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 9/12:35 pm -
Nonstop1h 56m
Tue 9/85:27 pm -
Nonstop2h 02m
Deal found 8/3![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:16 pm -
1 stop20h 54m
Mon 9/142:29 pm -
1 stop21h 43m
Deal found 8/3![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Mon 8/316:17 am -
1 stop11h 05m
Wed 9/302:29 pm -
1 stop16h 31m
Deal found 8/1![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:40 am -
Nonstop1h 55m
Tue 11/310:35 am -
1 stop9h 15m
Deal found 8/3![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:35 pm -
Nonstop1h 56m
Tue 9/16:45 pm -
1 stop11h 03m
Deal found 7/31![Frontier logo]()
$129
This Southwest deal was found by Cheapflights users on 7/30. 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 9/267:45 am -
Nonstop1h 45m
Wed 9/302:45 pm -
Nonstop1h 35m
Deal found 7/30![Southwest logo]()
$180
This Delta deal was found by Cheapflights users on 7/30. 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 9/306:30 am -
1 stop6h 53m
Tue 10/65:35 pm -
1 stop5h 04m
Deal found 7/30![Delta logo]()
$183
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 August 4, 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 August 4, 2026.
This Expedia deal was found by Cheapflights users on 7/30. 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.
Fri 9/116:30 am -
1 stop29h 02m
Sun 9/1310:20 am -
Nonstop1h 56m
Deal found 7/30![Frontier logo]()
$161
This Delta deal was found by Cheapflights users on 7/30. 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 10/66:12 am -
1 stop4h 39m
Tue 10/65:35 pm -
1 stop5h 04m
Deal found 7/30![Delta logo]()
$183
This Southwest deal was found by Cheapflights users on 8/3. 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 9/22:40 pm -
Nonstop1h 45m
Wed 9/94:45 pm -
Nonstop1h 35m
Deal found 8/3![Southwest logo]()
$213
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:40 pm -
1 stop5h 19m
Sun 9/610:53 am -
1 stop5h 44m
Deal found 8/1![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 8/3. 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.
Thu 9/2410:05 am -
Nonstop1h 45m
Mon 9/285:45 am -
Nonstop1h 40m
Deal found 8/3![Southwest logo]()
$213
This Southwest deal was found by Cheapflights users on 8/1. 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.
Fri 9/116:35 am -
1 stop5h 25m
Sat 9/122:05 pm -
Nonstop1h 35m
Deal found 8/1![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 7/30. 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.
Sun 10/45:30 am -
1 stop5h 25m
Wed 10/77:20 pm -
1 stop5h 02m
Deal found 7/30![Delta logo]()
$240
This Southwest deal was found by Cheapflights users on 8/2. 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 9/11:00 pm -
1 stop4h 50m
Tue 9/88:35 am -
Nonstop1h 40m
Deal found 8/2![Southwest logo]()
$223
This Southwest deal was found by Cheapflights users on 7/31. 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 10/87:00 am -
1 stop4h 00m
Mon 10/125:10 am -
Nonstop1h 40m
Deal found 7/31![Southwest logo]()
$223
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/235:15 am -
2 stops10h 23m
Sat 9/269:04 am -
2 stops10h 56m
Deal found 7/30![United Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/30. 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.
Sun 10/45:30 am -
1 stop5h 25m
Sun 10/46:54 pm -
1 stop5h 03m
Deal found 7/30![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 7/30. 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 10/26:00 am -
1 stop3h 45m
Tue 10/68:55 pm -
Nonstop1h 40m
Deal found 7/30![Southwest logo]()
$228
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:00 pm -
1 stop6h 06m
Thu 9/108:20 am -
3 stops14h 15m
Deal found 8/3![United Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 8/3. 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.
Thu 9/1010:50 am -
1 stop4h 30m
Thu 9/175:40 pm -
1 stop5h 10m
Deal found 8/3![Southwest logo]()
$233
This Southwest deal was found by Cheapflights users on 7/31. 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 9/238:30 am -
1 stop4h 10m
Sat 9/268:25 am -
1 stop6h 00m
Deal found 7/31![Southwest logo]()
$233
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/225:15 am -
2 stops10h 23m
Thu 9/248:00 am -
2 stops10h 20m
Deal found 8/4![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 8/1. 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.
Fri 9/46:00 am -
Nonstop1h 45m
Sun 9/63:40 pm -
Nonstop1h 35m
Deal found 8/1![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/2112:00 pm -
2 stops10h 01m
Mon 8/248:50 am -
2 stops11h 07m
Deal found 7/31![United Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/137:00 am -
2 stops8h 38m
Tue 9/158:00 am -
2 stops8h 05m
Deal found 7/30![United Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/247:00 am -
1 stop7h 10m
Mon 9/286:00 am -
3 stops14h 00m
Deal found 7/30![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:45 am -
2 stops9h 53m
Sun 9/135:10 am -
1 stop5h 34m
Deal found 8/3![United Airlines logo]()
$420
Last-minute flights from Dallas to St. LouisDiscover last-minute flight deals from Dallas to St. Louis. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas to St. Louis. Data last updated August 4, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 8/3. 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.
Tue 8/252:35 pm -
Nonstop1h 56m
Thu 8/275:27 pm -
Nonstop2h 02m
Deal found 8/3![Frontier logo]()
$122
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:35 pm -
Nonstop1h 56m
Tue 9/16:45 pm -
1 stop11h 03m
Deal found 7/31![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Mon 8/316:17 am -
1 stop11h 05m
Wed 9/302:29 pm -
1 stop16h 31m
Deal found 8/1![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/12:35 pm -
Nonstop1h 56m
Fri 9/46:17 pm -
1 stop21h 43m
Deal found 7/30![Frontier logo]()
$119
This Frontier deal was found by Cheapflights users on 8/3. 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 9/12:35 pm -
Nonstop1h 56m
Tue 9/85:27 pm -
Nonstop2h 02m
Deal found 8/3![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:16 pm -
1 stop20h 54m
Mon 9/142:29 pm -
1 stop21h 43m
Deal found 8/3![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/177:40 am -
Nonstop1h 55m
Mon 9/212:29 pm -
1 stop28h 14m
Deal found 7/31![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:48 pm -
1 stop17h 22m
Sun 9/2010:20 am -
Nonstop1h 56m
Deal found 8/3![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:48 pm -
1 stop17h 22m
Thu 9/2410:20 am -
Nonstop1h 56m
Deal found 8/3![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:40 am -
Nonstop1h 55m
Tue 11/310:35 am -
1 stop9h 15m
Deal found 8/3![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 7/30. 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 9/267:45 am -
Nonstop1h 45m
Wed 9/302:45 pm -
Nonstop1h 35m
Deal found 7/30![Southwest logo]()
$180
This Delta deal was found by Cheapflights users on 7/30. 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 9/306:30 am -
1 stop6h 53m
Tue 10/65:35 pm -
1 stop5h 04m
Deal found 7/30![Delta logo]()
$183
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 August 4, 2026.
Search for one-way flight options from Dallas to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Frontier deal was found by Cheapflights users on 7/31. 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 9/12:35 pm -
Nonstop1h 56m
Deal found 7/31![Frontier logo]()
$36
This Frontier deal was found by Cheapflights users on 8/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:40 am -
Nonstop1h 55m
Deal found 8/2![Frontier logo]()
$49
This Frontier deal was found by Cheapflights users on 7/30. 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 10/17:40 am -
Nonstop1h 55m
Deal found 7/30![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/24:16 pm -
1 stop25h 06m
Deal found 8/2![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/3110:00 am -
1 stop7h 22m
Deal found 7/31![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:48 pm -
1 stop17h 22m
Deal found 8/3![Frontier logo]()
$58
This Super.com deal was found by Cheapflights users on 8/2. 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.
Thu 9/107:40 am -
Nonstop1h 55m
Deal found 8/2![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/298:39 am -
1 stop25h 01m
Deal found 7/31![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/318:55 pm -
1 stop13h 45m
Deal found 7/31![Frontier logo]()
$65
This Southwest deal was found by Cheapflights users on 7/30. 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 9/294:10 pm -
Nonstop1h 45m
Deal found 7/30![Southwest logo]()
$82
This Southwest deal was found by Cheapflights users on 8/1. 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.
Fri 9/116:00 am -
Nonstop1h 45m
Deal found 8/1![Southwest logo]()
$99
This Southwest deal was found by Cheapflights users on 8/3. 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.
Mon 8/315:35 pm -
Nonstop1h 45m
Deal found 8/3![Southwest logo]()
$107
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 August 4, 2026.
Round-trip from | $117 (Kiwi.com) |
|---|---|
One-way from | $36 (Frontier) |
Popular in | February |
Cheapest in | August |
Average price | $210 |
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 August 4, 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
DFW - STL
DFWSTL
Dallas/Fort Worth
Fri 9/11
6:30 am-11:32 am
1 stop29h 02m
Lambert-St Louis
Sun 9/13
10:20 am-12:16 pm
Nonstop1h 56m
$161
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Tue 10/6
6:12 am-10:51 am
1 stop4h 39m
Lambert-St Louis
Tue 10/6
5:35 pm-10:39 pm
1 stop5h 04m
$183
Quickest round-trip
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 9/2
2:40 pm-4:25 pm
Nonstop1h 45m
Lambert-St Louis
Wed 9/9
4:45 pm-6:20 pm
Nonstop1h 35m
$213
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 9/24
10:05 am-11:50 am
Nonstop1h 45m
Lambert-St Louis
Mon 9/28
5:45 am-7:25 am
Nonstop1h 40m
$213
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 9/11
6:35 am-12:00 pm
1 stop5h 25m
Lambert-St Louis
Sat 9/12
2:05 pm-3:40 pm
Nonstop1h 35m
$215
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Tue 9/1
1:00 pm-5:50 pm
1 stop4h 50m
Lambert-St Louis
Tue 9/8
8:35 am-10:15 am
Nonstop1h 40m
$223
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 10/8
7:00 am-11:00 am
1 stop4h 00m
Lambert-St Louis
Mon 10/12
5:10 am-6:50 am
Nonstop1h 40m
$223
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Fri 10/2
6:00 am-9:45 am
1 stop3h 45m
Lambert-St Louis
Tue 10/6
8:55 pm-10:35 pm
Nonstop1h 40m
$228
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Thu 9/10
10:50 am-3:20 pm
1 stop4h 30m
Lambert-St Louis
Thu 9/17
5:40 pm-10:50 pm
1 stop5h 10m
$233
DallasSt. Louis
DAL - STL
DALSTL
Dallas Love Field
Wed 9/23
8:30 am-12:40 pm
1 stop4h 10m
Lambert-St Louis
Sat 9/26
8:25 am-2:25 pm
1 stop6h 00m
$233
Showing 1-10 of 44 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
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 $232). Flying from Dallas to St. Louis in February is currently the most expensive (average of $624). 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 August 4, 2026.
A simple way to save on the total cost of your ticket is to fly from Dallas to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.
How much does it cost to fly round-trip from Dallas to St. Louis?
Airfare is below average for this route at the moment.
Dallas to St. Louis flights typically cost between $120 and $307 in September.The cheapest round-trip price found within the last 5 days was $117 on Frontier (Sep 17-Sep 21).
How far ahead should I book a flight from Dallas to St. Louis?
Booking 46 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 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 August 1, 2026.
Travelers seeking maximum savings on their Dallas to St. Louis flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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 August 4, 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.
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
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
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Dallas and St. Louis flights
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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 August 4, 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$79 | Average$165 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$191 | Average$314 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$192 | Average$353 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$243 | Average$265 | FlexibilityNo cancel fee | On-time62% |