$81+ Cheap flights from St. Louis (STL) to Riverside, 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LAX
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Riverside 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 Riverside 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 Riverside
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to RiversideExplore the most affordable flight options available from St. Louis to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from St. Louis to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/308:10 pm -
1 stop20h 29m
Wed 10/76:05 am -
1 stop11h 12m
Deal found 9/2![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:10 pm -
1 stop20h 29m
Wed 10/76:05 am -
1 stop11h 12m
Deal found 9/2![Frontier logo]()
$163
This deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:17 pm -
1 stop6h 06m
Sat 9/1912:59 am -
1 stop6h 36m
Deal found 9/2![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop6h 00m
Wed 10/72:01 pm -
1 stop7h 58m
Deal found 9/4![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:18 pm -
1 stop10h 05m
Wed 11/46:15 am -
1 stop7h 08m
Deal found 9/4![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 9/2. 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.
Mon 10/58:10 pm -
1 stop6h 00m
Tue 10/62:01 pm -
1 stop27h 16m
Deal found 9/2![Frontier logo]()
$179
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 pm -
1 stop20h 40m
Thu 10/222:28 pm -
1 stop26h 47m
Deal found 9/3![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:59 pm -
1 stop6h 24m
Fri 11/1311:42 am -
1 stop5h 32m
Deal found 9/2![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:59 pm -
1 stop6h 24m
Fri 11/1311:42 am -
1 stop5h 32m
Deal found 9/2![Frontier logo]()
$193
Best flights from St. Louis to RiversideDiscover carefully curated flight deals from St. Louis to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from St. Louis to Riverside that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:55 pm -
Nonstop4h 00m
Sat 11/710:50 am -
Nonstop3h 30m
Deal found 9/3![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 9/3. 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 10/266:00 am -
Nonstop4h 05m
Fri 10/305:55 pm -
Nonstop3h 35m
Deal found 9/3![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:40 pm -
Nonstop4h 00m
Mon 12/75:00 am -
1 stop6h 05m
Deal found 9/3![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:50 pm -
Nonstop4h 10m
Tue 10/135:55 am -
Nonstop3h 30m
Deal found 9/5![Southwest logo]()
$423
This Southwest deal was found by Cheapflights users on 9/3. 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 10/78:50 pm -
Nonstop4h 10m
Sun 10/115:10 am -
Nonstop3h 30m
Deal found 9/3![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:55 pm -
Nonstop4h 00m
Sat 10/176:00 am -
Nonstop3h 30m
Deal found 9/4![Southwest logo]()
$448
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:50 pm -
1 stop7h 45m
Sun 11/17:00 pm -
Nonstop3h 25m
Deal found 9/2![Southwest logo]()
$452
This Southwest deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:50 pm -
Nonstop4h 00m
Sun 11/85:30 am -
Nonstop3h 30m
Deal found 9/6![Southwest logo]()
$473
This Southwest deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:50 pm -
Nonstop4h 00m
Thu 11/125:30 am -
Nonstop3h 30m
Deal found 9/5![Southwest logo]()
$473
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am -
Nonstop4h 05m
Thu 10/223:25 pm -
1 stop5h 25m
Deal found 9/4![Southwest logo]()
$479
Last-minute flights from St. Louis to RiversideDiscover last-minute flight deals from St. Louis to Riverside. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Riverside. Data last updated September 7, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:17 pm -
1 stop6h 06m
Sat 9/1912:59 am -
1 stop6h 36m
Deal found 9/2![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/308:10 pm -
1 stop20h 29m
Wed 10/76:05 am -
1 stop11h 12m
Deal found 9/2![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop6h 00m
Wed 10/72:01 pm -
1 stop7h 58m
Deal found 9/4![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:10 pm -
1 stop20h 29m
Wed 10/76:05 am -
1 stop11h 12m
Deal found 9/2![Frontier logo]()
$163
This Super.com deal was found by Cheapflights users on 9/2. 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.
Mon 10/58:10 pm -
1 stop6h 00m
Tue 10/62:01 pm -
1 stop27h 16m
Deal found 9/2![Frontier logo]()
$179
This Booking.com deal was found by Cheapflights users on 9/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 pm -
1 stop6h 29m
Tue 10/2011:40 am -
1 stop25h 44m
Deal found 9/2![Frontier logo]()
$196
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 pm -
1 stop20h 40m
Thu 10/222:28 pm -
1 stop26h 47m
Deal found 9/3![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sat 10/247:42 pm -
1 stop6h 47m
Mon 10/266:05 am -
1 stop11h 10m
Deal found 9/3![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:18 pm -
1 stop10h 05m
Wed 11/46:15 am -
1 stop7h 08m
Deal found 9/4![Frontier logo]()
$178
One-way flights from St. Louis to RiversideSearch for one-way flight options from St. Louis to Riverside. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from St. Louis to Riverside. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:42 pm -
1 stop6h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Mon 10/58:10 pm -
1 stop20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Wed 9/308:10 pm -
1 stop20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:59 pm -
1 stop6h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$85
This Priceline deal was found by Cheapflights users on 9/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:10 pm -
1 stop6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$91
This CheapOair deal was found by Cheapflights users on 9/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 9/3. 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.
Fri 11/67:59 pm -
1 stop20h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:18 pm -
1 stop10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$100
Find flight deals from St. Louis to Riverside
Keep the following information in mind while searching for St. Louis to Riverside flight deals. Data was last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $81 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $398 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Riverside 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 7, 2026.
Use the filters below to find and compare flights from St. Louis to Riverside 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
Thu 10/15
9:55 pm-11:55 pm
Nonstop4h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Thu 12/3
8:40 pm-10:40 pm
Nonstop4h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$189
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Fri 11/13
9:50 pm-11:50 pm
Nonstop4h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$206
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Wed 11/4
8:30 am-10:35 am
Nonstop4h 05m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$212
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 11/3
11:20 am-8:30 pm
2 stops11h 10m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$217
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Sat 12/5
6:03 am-5:59 pm
2 stops13h 56m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$217
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Tue 11/3
7:00 am-2:55 pm
1 stop9h 55m
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
Tue 11/3
6:25 am-10:05 am
1 stop5h 40m
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
Fri 11/20
9:50 pm-11:50 pm
Nonstop4h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$237
St. LouisLos Angeles
STL Lambert-St Louis - LAX Los Angeles
STLLAX
Lambert-St Louis
Fri 10/16
9:55 pm-11:55 pm
Nonstop4h 00m
Los Angeles
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$237
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Riverside
Have a flexible travel schedule? Discover the best time to fly to Riverside 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 Riverside
STL-R1V
STL-LAX
What is the cheapest time of day to fly from STL to R1V?
Find hourly flight availability from St. Louis to Riverside. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 7, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from St. Louis to Riverside by exploring options for tickets in the evening.
How much does it cost to fly round-trip from St. Louis to Riverside?
Airfare is below average for this route at the moment.
St. Louis to Riverside flights typically cost between $367 and $473 in September.The cheapest round-trip price found within the last 5 days was $161 on Frontier (Sep 30-Oct 7).
What is the cheapest day to fly from St. Louis to Riverside?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Riverside. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their St. Louis to Riverside flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Riverside
Get insights into the airlines that provide service to Riverside. 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 Riverside. Reviews last updated September 7, 2026.
Read through reviews of airlines operating flights from St. Louis to Riverside, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Comfort
8.0
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 Riverside. 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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Complete your trip
Complete your trip to Riverside by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Riverside, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Riverside flights
Browse other St. Louis and Riverside flight options. Last updated on September 7, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to Riverside flights
Consider these flights traveling from St. Louis to Riverside.
Top 7 airlines flying from St. Louis to Riverside
Discover the top 7 airlines that operate flights from St. Louis to Riverside. 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$274 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$267 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$290 | Average$484 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$292 | Average$474 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$304 | Average$384 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$385 | Average$625 | FlexibilityNo cancel fee | On-time75% |