$27+ Cheap flights from Irving, TX 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
May 26 — Jun 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Irving 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 Irving to Lambert-St Louis are usually found in August or July, booked 15 days in advance, depart on a Thursday or Tuesday and return on a Thursday
Cheap flight deals from Irving to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Irving to St. LouisExplore the most affordable flight options available from Irving to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.
Explore the most affordable flight options available from Irving to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.
This Frontier deal was found by Cheapflights users on 4/26. 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.
Tue 7/712:50 pm
DFW
- STL
Nonstop1h 59m
Frontier
Thu 7/163:34 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 4/26![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:46 pm
DFW
- STL
2 stops25h 37m
Frontier
Wed 6/107:04 pm
STL
- DFW
Nonstop1h 57m
Frontier
Deal found 4/23![Frontier logo]()
$151
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Thu 6/412:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Sat 6/68:16 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/21![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 4/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:21 pm
DFW
- STL
Nonstop1h 57m
Frontier
Sun 6/217:03 pm
STL
- DFW
Nonstop1h 57m
Frontier
Deal found 4/23![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/2112:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Wed 5/275:27 pm
STL
- DFW
1 stop22h 46m
Frontier
Deal found 4/26![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Tue 5/195:48 am
DFW
- STL
1 stop11h 45m
Frontier
Wed 5/275:27 pm
STL
- DFW
1 stop22h 46m
Frontier
Deal found 4/26![Frontier logo]()
$157
This Frontier deal was found by Cheapflights users on 4/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/204:37 pm
DFW
- STL
Nonstop1h 57m
Frontier
Sat 6/278:08 pm
STL
- DFW
1 stop12h 01m
Frontier
Deal found 4/23![Frontier logo]()
$158
This Frontier deal was found by Cheapflights users on 4/26. 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.
Tue 5/195:48 am
DFW
- STL
1 stop11h 45m
Frontier
Fri 5/298:08 pm
STL
- DFW
1 stop11h 59m
Frontier
Deal found 4/26![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:21 pm
DFW
- STL
Nonstop1h 57m
Frontier
Sun 6/287:03 pm
STL
- DFW
Nonstop1h 57m
Frontier
Deal found 4/23![Frontier logo]()
$161
This Frontier deal was found by Cheapflights users on 4/26. 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.
Sat 7/1112:50 pm
DFW
- STL
Nonstop1h 59m
Frontier
Thu 7/163:34 pm
STL
- DFW
Nonstop2h 02m
Frontier
Deal found 4/26![Frontier logo]()
$162
This Frontier deal was found by Cheapflights users on 4/22. 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 6/212:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Sun 6/78:08 pm
STL
- DFW
1 stop11h 59m
Frontier
Deal found 4/22![Frontier logo]()
$163
Best flights from Irving to St. LouisDiscover carefully curated flight deals from Irving to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 26, 2026.
Discover carefully curated flight deals from Irving to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 26, 2026.
This Expedia deal was found by Cheapflights users on 4/21. 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 5/138:17 pm
DFW
- STL
1 stop28h 04m
Frontier
Wed 5/206:51 pm
STL
- DFW
1 stop10h 50m
Frontier
Deal found 4/21![Frontier logo]()
$181
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Wed 5/137:05 am
DFW
- STL
Nonstop1h 49m
American Airlines
Wed 5/207:12 am
STL
- DFW
Nonstop2h 08m
American Airlines
Deal found 4/21![American Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 4/21. 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 5/226:39 pm
DFW
- STL
1 stop5h 20m
Delta
Tue 5/266:57 pm
STL
- DFW
1 stop5h 15m
Delta
Deal found 4/21![Delta logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:56 pm
DFW
- STL
2 stops26h 58m
Frontier
Mon 5/184:19 pm
STL
- DFW
1 stop15h 31m
Frontier
Deal found 4/24![Frontier logo]()
$230
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:06 am
DFW
- STL
1 stop6h 11m
Delta
Sun 6/147:12 pm
STL
- DFW
1 stop5h 07m
Delta
Deal found 4/23![Delta logo]()
$275
This Delta deal was found by Cheapflights users on 4/22. 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 5/205:30 am
DFW
- STL
1 stop6h 50m
Delta
Fri 5/225:20 pm
STL
- DFW
1 stop7h 15m
Delta
Deal found 4/22![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 4/21. 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 5/226:39 pm
DFW
- STL
1 stop5h 20m
Delta
Mon 5/257:01 pm
STL
- DFW
1 stop5h 34m
Delta
Deal found 4/21![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/612:19 pm
DFW
- STL
1 stop5h 48m
Delta
Fri 7/176:00 am
STL
- DFW
1 stop5h 12m
Delta
Deal found 4/26![Delta logo]()
$311
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:32 pm
DFW
- STL
1 stop5h 21m
Delta
Sun 7/196:00 am
STL
- DFW
1 stop5h 10m
Delta
Deal found 4/23![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 4/22. 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 5/156:32 pm
DFW
- STL
1 stop4h 49m
Delta
Sun 5/177:01 pm
STL
- DFW
1 stop5h 34m
Delta
Deal found 4/22![Delta logo]()
$362
Last-minute flights from Irving to St. LouisDiscover last-minute flight deals from Irving to St. Louis. Data last updated April 26, 2026 and is based on user searches.
Discover last-minute flight deals from Irving to St. Louis. Data last updated April 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 4/305:12 am
DFW
- STL
1 stop5h 14m
Frontier
Sat 5/308:16 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/22![Frontier logo]()
$158
This Frontier deal was found by Cheapflights users on 4/22. 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 5/79:04 am
DFW
- STL
1 stop10h 19m
Frontier
Sat 5/167:08 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/22![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 5/95:57 pm
DFW
- STL
1 stop6h 24m
Frontier
Fri 5/154:19 pm
STL
- DFW
1 stop20h 59m
Frontier
Deal found 4/22![Frontier logo]()
$167
This Expedia deal was found by Cheapflights users on 4/21. 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 5/1510:00 pm
DFW
- STL
1 stop26h 21m
Frontier
Sun 5/1712:36 pm
STL
- DFW
1 stop22h 20m
Frontier
Deal found 4/21![Frontier logo]()
$160
This Frontier deal was found by Cheapflights users on 4/21. 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 5/1511:08 am
DFW
- STL
1 stop13h 13m
Frontier
Sun 5/243:30 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/21![Frontier logo]()
$170
This Expedia deal was found by Cheapflights users on 4/23. 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.
Sat 5/1610:44 pm
DFW
- STL
1 stop12h 57m
Frontier
Sun 5/244:19 pm
STL
- DFW
1 stop15h 31m
Frontier
Deal found 4/23![Frontier logo]()
$165
This Flightnetwork deal was found by Cheapflights users on 4/23. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Sun 5/244:19 pm
STL
- DFW
1 stop15h 31m
Frontier
Deal found 4/23![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sun 5/2412:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Thu 5/286:33 pm
STL
- DFW
1 stop28h 09m
Frontier
Deal found 4/25![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sun 5/2412:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Sun 5/313:30 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/25![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:46 pm
DFW
- STL
2 stops25h 37m
Frontier
Wed 6/107:04 pm
STL
- DFW
Nonstop1h 57m
Frontier
Deal found 4/23![Frontier logo]()
$151
This Super.com deal was found by Cheapflights users on 4/24. 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.
Thu 5/2812:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Sun 5/313:30 pm
STL
- DFW
Nonstop2h 06m
Frontier
Deal found 4/24![Frontier logo]()
$153
One-way flights from Irving to St. LouisSearch for one-way flight options from Irving to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 26, 2026.
Search for one-way flight options from Irving to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com 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 4/24![Frontier logo]()
$27
This Frontier deal was found by Cheapflights users on 4/21. 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 6/212:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 4/21![Frontier logo]()
$28
This Priceline deal was found by Cheapflights users on 4/22. 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.
Sat 5/235:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 4/22![Frontier logo]()
$48
This Frontier deal was found by Cheapflights users on 4/21. 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 5/2112:36 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 4/21![Frontier logo]()
$59
This Frontier deal was found by Cheapflights users on 4/22. 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.
Wed 7/2212:49 pm
DFW
- STL
Nonstop1h 59m
Frontier
Deal found 4/22![Frontier logo]()
$68
This Super.com deal was found by Cheapflights users on 4/21. 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 5/1412:53 pm
DFW
- STL
Nonstop1h 55m
Frontier
Deal found 4/21![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 6/184:21 pm
DFW
- STL
Nonstop1h 57m
Frontier
Deal found 4/21![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 4/21. 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 6/194:21 pm
DFW
- STL
Nonstop1h 57m
Frontier
Deal found 4/21![Frontier logo]()
$81
Find flight deals from Irving to St. Louis
Keep the following information in mind while searching for Irving to St. Louis flight deals. Data was last updated April 26, 2026.
Round-trip from | $149 |
|---|---|
One-way from | $27 (Kiwi.com) |
Popular in | February |
Cheapest in | August |
Average price | $341 |
Cheapflights Fare Finder
Customize your flight search to find flights from Irving 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 April 26, 2026.
Use the filters below to find and compare flights from Irving 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
Wed 5/13
8:17 pm-12:21 am
1 stop28h 04m
Lambert-St Louis
Wed 5/20
6:51 pm-5:41 am
1 stop10h 50m
$181
Quickest round-trip
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Wed 5/13
7:05 am-8:54 am
Nonstop1h 49m
Lambert-St Louis
Wed 5/20
7:12 am-9:20 am
Nonstop2h 08m
$227
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Wed 5/13
1:56 pm-4:54 pm
2 stops26h 58m
Lambert-St Louis
Mon 5/18
4:19 pm-7:50 am
1 stop15h 31m
$230
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Fri 5/22
6:39 pm-11:59 pm
1 stop5h 20m
Lambert-St Louis
Tue 5/26
6:57 pm-12:12 am
1 stop5h 15m
$251
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Wed 6/10
10:06 am-4:17 pm
1 stop6h 11m
Lambert-St Louis
Sun 6/14
7:12 pm-12:19 am
1 stop5h 07m
$275
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Wed 5/20
5:30 am-12:20 pm
1 stop6h 50m
Lambert-St Louis
Fri 5/22
5:20 pm-12:35 am
1 stop7h 15m
$279
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Fri 5/22
6:39 pm-11:59 pm
1 stop5h 20m
Lambert-St Louis
Mon 5/25
7:01 pm-12:35 am
1 stop5h 34m
$311
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Mon 7/6
12:19 pm-6:07 pm
1 stop5h 48m
Lambert-St Louis
Fri 7/17
6:00 am-11:12 am
1 stop5h 12m
$311
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Thu 7/16
6:32 pm-11:53 pm
1 stop5h 21m
Lambert-St Louis
Sun 7/19
6:00 am-11:10 am
1 stop5h 10m
$335
DallasSt. Louis
DFW - STL
DFWSTL
Dallas/Fort Worth
Fri 5/15
6:32 pm-11:21 pm
1 stop4h 49m
Lambert-St Louis
Sun 5/17
7:01 pm-12:35 am
1 stop5h 34m
$362
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Irving to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Irving with our price prediction graph.
DFW-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 Irving to St. Louis
1RV-STL
DFW-STL
What is the cheapest time of day to fly from 1RV to STL?
Find hourly flight availability from Irving 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 April 26, 2026.
It’s typically best to fly out from Irving to St. Louis in the morning. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Irving to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Irving to St. Louis. Price data was last updated on April 18, 2026.
Travelers seeking maximum savings on their Irving to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Irving to St. Louis
Explore weekly flight availability from Irving 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 April 26, 2026.
The most flights from 1RV to STL are scheduled on a Monday (26 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (20 on average).
How much does it cost to fly round-trip from Irving to St. Louis?
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 April 26, 2026.
Read through reviews of airlines operating flights from Irving to St. Louis, such as Southwest,JetBlue, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Irving 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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes
Top destinations
Alternative routes for Irving to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irving to St. Louis by cabin class
Find flights from Irving to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Irving and St. Louis flights
Browse other Irving and St. Louis flight options. Last updated on April 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 26, 2026.
Irving to St. Louis flights
Consider these flights traveling from Irving to St. Louis.
Top 4 airlines flying from Irving to St. Louis
Discover the top 4 airlines that operate flights from Irving 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 April 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$174 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$170 | Average$328 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$175 | Average$318 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$243 | Average$340 | FlexibilityNo cancel fee | On-time62% |