$80+ Cheap flights from St. Louis (STL) to Irvine, CA
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LAX
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Irvine with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Lambert-St Louis to Irvine are usually found in January or February, booked 61 days in advance, depart on a Friday or Thursday and return on a Tuesday
Cheap flight deals from St. Louis to Irvine
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to IrvineExplore the most affordable flight options available from St. Louis to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from St. Louis to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/10. 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.
Mon 10/268:00 pm -
1 stop6h 29m
Fri 10/302:31 pm -
1 stop26h 43m
Deal found 9/10![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/177:42 pm -
1 stop6h 47m
Tue 10/205:15 pm -
2 stops22h 25m
Deal found 9/10![Frontier logo]()
$247
This Expedia deal was found by Cheapflights users on 9/10. 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.
Thu 10/225:53 pm -
1 stop7h 31m
Fri 10/232:28 pm -
1 stop26h 29m
Deal found 9/10![Frontier logo]()
$269
This CheapOair deal was found by Cheapflights users on 9/10. 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.
Thu 11/51:28 pm -
1 stop7h 13m
Mon 11/911:42 am -
1 stop5h 32m
Deal found 9/10![Frontier logo]()
$285
This Expedia deal was found by Cheapflights users on 9/10. 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 10/712:17 pm -
1 stop13h 54m
Sun 10/114:33 pm -
1 stop18h 02m
Deal found 9/10![Frontier logo]()
$300
This Frontier deal was found by Cheapflights users on 9/10. 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 10/144:19 pm -
1 stop10h 10m
Mon 10/196:05 am -
1 stop11h 10m
Deal found 9/10![Frontier logo]()
$322
This Expedia deal was found by Cheapflights users on 9/10. 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.
Thu 10/155:53 pm -
1 stop7h 31m
Fri 10/166:05 am -
1 stop11h 10m
Deal found 9/10![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/126:35 pm -
1 stop19h 27m
Thu 10/2212:14 am -
1 stop15h 26m
Deal found 9/12![Frontier logo]()
$330
This Delta deal was found by Cheapflights users on 9/14. 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 10/82:22 pm -
1 stop5h 50m
Mon 10/1211:59 pm -
1 stop6h 54m
Deal found 9/14![Delta logo]()
$339
Best flights from St. Louis to IrvineDiscover carefully curated flight deals from St. Louis to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from St. Louis to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 10/145:20 pm -
1 stop6h 35m
Thu 10/156:40 am -
Nonstop3h 30m
Deal found 9/14![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 9/14. 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 10/248:25 am -
2 stops7h 40m
Sun 10/255:05 am -
1 stop6h 15m
Deal found 9/14![Southwest logo]()
$411
This Southwest deal was found by Cheapflights users on 9/10. 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 10/266:00 am -
Nonstop4h 05m
Fri 10/305:55 pm -
Nonstop3h 35m
Deal found 9/10![Southwest logo]()
$443
This Southwest deal was found by Cheapflights users on 9/12. 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 10/171:50 pm -
1 stop8h 10m
Sat 10/246:00 am -
Nonstop3h 30m
Deal found 9/12![Southwest logo]()
$453
This Southwest deal was found by Cheapflights users on 9/11. 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 10/288:50 pm -
Nonstop4h 10m
Sun 11/17:00 pm -
Nonstop3h 25m
Deal found 9/11![Southwest logo]()
$468
This Southwest deal was found by Cheapflights users on 9/11. 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 11/108:30 am -
Nonstop4h 05m
Sun 11/157:00 pm -
Nonstop3h 30m
Deal found 9/11![Southwest logo]()
$468
This Southwest deal was found by Cheapflights users on 9/13. 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.
Sun 11/158:35 am -
1 stop5h 55m
Tue 11/176:25 am -
Nonstop3h 25m
Deal found 9/13![Southwest logo]()
$478
This Southwest deal was found by Cheapflights users on 9/10. 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 10/304:50 pm -
1 stop7h 45m
Sun 11/17:00 pm -
Nonstop3h 25m
Deal found 9/10![Southwest logo]()
$481
This Southwest deal was found by Cheapflights users on 9/10. 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 11/132:55 pm -
1 stop7h 45m
Sun 11/155:30 am -
Nonstop3h 30m
Deal found 9/10![Southwest logo]()
$481
This Southwest deal was found by Cheapflights users on 9/11. 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 10/2712:45 pm -
2 stops8h 15m
Fri 11/272:25 pm -
1 stop6h 05m
Deal found 9/11![Southwest logo]()
$490
This Southwest deal was found by Cheapflights users on 9/12. 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 11/205:05 am -
Nonstop4h 05m
Mon 11/237:00 pm -
Nonstop3h 30m
Deal found 9/12![Southwest logo]()
$493
Last-minute flights from St. Louis to IrvineDiscover last-minute flight deals from St. Louis to Irvine. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Irvine. Data last updated September 15, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/10. 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 10/712:17 pm -
1 stop13h 54m
Sun 10/114:33 pm -
1 stop18h 02m
Deal found 9/10![Frontier logo]()
$300
This Delta deal was found by Cheapflights users on 9/14. 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 10/82:22 pm -
1 stop5h 50m
Mon 10/1211:59 pm -
1 stop6h 54m
Deal found 9/14![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/126:35 pm -
1 stop19h 27m
Thu 10/2212:14 am -
1 stop15h 26m
Deal found 9/12![Frontier logo]()
$330
This Frontier deal was found by Cheapflights users on 9/10. 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 10/144:19 pm -
1 stop10h 10m
Mon 10/196:05 am -
1 stop11h 10m
Deal found 9/10![Frontier logo]()
$322
This Expedia deal was found by Cheapflights users on 9/10. 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.
Thu 10/155:53 pm -
1 stop7h 31m
Fri 10/166:05 am -
1 stop11h 10m
Deal found 9/10![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/177:42 pm -
1 stop6h 47m
Tue 10/205:15 pm -
2 stops22h 25m
Deal found 9/10![Frontier logo]()
$247
This Expedia deal was found by Cheapflights users on 9/10. 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.
Thu 10/225:53 pm -
1 stop7h 31m
Fri 10/232:28 pm -
1 stop26h 29m
Deal found 9/10![Frontier logo]()
$269
This Expedia deal was found by Cheapflights users on 9/10. 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.
Mon 10/268:00 pm -
1 stop6h 29m
Fri 10/302:31 pm -
1 stop26h 43m
Deal found 9/10![Frontier logo]()
$221
One-way flights from St. Louis to IrvineSearch for one-way flight options from St. Louis to Irvine. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from St. Louis to Irvine. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/27:59 pm -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/77:59 pm -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$83
This Trip.com deal was found by Cheapflights users on 9/10. 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.
Wed 9/308:10 pm -
1 stop16h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/97:59 pm -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 11/147:59 pm -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:59 pm -
1 stop20h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$109
This Super.com deal was found by Cheapflights users on 9/11. 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 11/67:59 pm -
1 stop20h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/196:35 pm -
2 stops18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Frontier logo]()
$115
This Super.com deal was found by Cheapflights users on 9/10. 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 10/612:17 pm -
1 stop6h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$120
Find flight deals from St. Louis to Irvine
Keep the following information in mind while searching for St. Louis to Irvine flight deals. Data was last updated September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $330 (Kiwi.com) |
One-way from | $80 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $421 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Irvine 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from St. Louis to Irvine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 11/17
8:30 am-10:35 am
Nonstop4h 05m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$139
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 10/13
2:25 pm-8:50 pm
1 stop8h 25m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$149
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Thu 11/12
6:13 am-11:05 am
1 stop6h 52m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$170
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Thu 11/19
5:05 am-10:05 am
1 stop7h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$187
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Thu 12/17
5:05 am-7:10 am
Nonstop4h 05m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$209
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Sat 11/14
6:00 am-5:05 pm
2 stops13h 05m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$210
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 11/10
2:20 pm-9:51 pm
1 stop9h 31m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$219
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 11/10
8:30 am-10:35 am
Nonstop4h 05m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$222
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Wed 3/10
3:45 pm-11:25 pm
1 stop9h 40m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Sat 3/13
2:10 pm-6:35 pm
1 stop6h 25m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$232
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Irvine
Have a flexible travel schedule? Discover the best time to fly to Irvine from St. Louis with our price prediction graph.
STL-LAX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Irvine
STL-IR9
STL-LAX
What is the cheapest time of day to fly from STL to IR9?
Find hourly flight availability from St. Louis to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from St. Louis to Irvine by exploring options for tickets in the evening.
How much does it cost to fly round-trip from St. Louis to Irvine?
Airfare is below average for this route at the moment.
St. Louis to Irvine flights typically cost between $369 and $504 in October.The cheapest round-trip price found within the last 5 days was $330 on Frontier (Oct 12-Oct 22).
What is the cheapest day to fly from St. Louis to Irvine?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Irvine. Price data was last updated on February 17, 2026.
Travelers seeking maximum savings on their St. Louis to Irvine flight should consider departing on Tuesday mornings 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.
Reviews of airlines servicing Irvine
Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated September 15, 2026.
Read through reviews of airlines operating flights from St. Louis to Irvine, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Irvine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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St. Louis and Irvine flights
Browse other St. Louis and Irvine flight options. Last updated on September 15, 2026.
Other flights from St. Louis
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St. Louis to Irvine flights
Consider these flights traveling from St. Louis to Irvine.
Top 7 airlines flying from St. Louis to Irvine
Discover the top 7 airlines that operate flights from St. Louis to Irvine. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$275 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$417 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$361 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$275 | Average$471 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$464 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$304 | Average$384 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$347 | Average$625 | FlexibilityNo cancel fee | On-time75% |