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$46+ Cheap flights from St. Louis (STL) to Riverside, CA

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LAX
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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The best prices from Lambert-St Louis to Riverside are usually found in April or August, booked 54 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from St. Louis to Riverside

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Riverside (R1V). 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 July 25, 2024.

Popular in

March

Cheapest in

April

Round-trip from

$83
(Cheapflightsfares)

One-way from

$46
(Kiwi.com)
High demand for flights, 10% potential price rise
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Best time to find cheap flights, 11% potential price drop
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From Lambert-St Louis to Riverside
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One-way flight from Lambert-St Louis to Riverside
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How far in advance should I book a flight from St. Louis to Riverside?

Find a great deal and save up to 75% by booking at least 55 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Riverside within the next two weeks, with the cheapest ticket starting at $491.

What is the cheapest month to fly from St. Louis to Riverside?

Our data shows that April tends to be the cheapest month to fly to Riverside from St. Louis. Users have commonly found prices around $401 for the month, but tickets can be as low as $182. Due to multiple factors, prepare for potentially higher prices in March.

What is the cheapest time of day to fly from STL to R1V?

When flying from St. Louis to Riverside, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap St. Louis to Riverside flights in July & August 2024

Find cheap flight options from St. Louis to Riverside specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
Scroll through some of the best deals on flights from St. Louis to Riverside in 2024. Check back soon for alternative fares.
This Cheapflightsfares deal was found by Cheapflights users on 7/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/211:48 pmSTL - LAX
1 stop11h 31mSpirit Airlines
Tue 8/279:44 pmLAX - STL
1 stop13h 14mSpirit Airlines
Deal found 7/25$93
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/211:48 pmSTL - LAX
2 stops19h 30mSpirit Airlines
Tue 8/279:44 pmLAX - STL
1 stop13h 14mSpirit Airlines
Deal found 7/25$132
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2211:12 pmSTL - LAX
1 stop16h 18mFrontier
Thu 8/292:30 pmLAX - STL
1 stop5h 42mFrontier
Deal found 7/25$139
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/269:24 pmSTL - LAX
1 stop12h 03mFrontier
Wed 9/48:27 amLAX - STL
1 stop8h 21mFrontier
Deal found 7/25$140
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/269:24 pmSTL - LAX
1 stop12h 03mFrontier
Tue 9/38:27 amLAX - STL
1 stop8h 21mFrontier
Deal found 7/25$143
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/74:02 pmSTL - LAX
1 stop6h 35mMultiple Airlines
Wed 8/148:27 amLAX - STL
1 stop8h 21mMultiple Airlines
Deal found 7/25$144
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2312:27 pmSTL - LAX
1 stop27h 03mFrontier
Sun 9/12:30 pmLAX - STL
1 stop5h 42mFrontier
Deal found 7/25$145
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/157:48 pmSTL - LAX
1 stop21h 38mFrontier
Mon 8/198:58 pmLAX - STL
1 stop21h 38mFrontier
Deal found 7/25$146
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/74:02 pmSTL - LAX
1 stop6h 35mSpirit Airlines
Tue 8/138:52 amLAX - STL
1 stop26h 06mSpirit Airlines
Deal found 7/25$147

St. Louis to Riverside 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Riverside in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Scroll through some of the best deals on flights from St. Louis to Riverside in 2024. Check back soon for alternative fares.
This Cheapflightsfares deal was found by Cheapflights users on 7/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/211:48 pmSTL - LAX
1 stop11h 31mSpirit Airlines
Tue 8/279:44 pmLAX - STL
1 stop13h 14mSpirit Airlines
Deal found 7/25$93
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/211:48 pmSTL - LAX
2 stops19h 30mSpirit Airlines
Tue 8/279:44 pmLAX - STL
1 stop13h 14mSpirit Airlines
Deal found 7/25$132
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/145:20 pmSTL - LAX
1 stop16h 04mFrontier
Sat 9/212:30 pmLAX - STL
1 stop19h 24mFrontier
Deal found 7/25$138
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2211:12 pmSTL - LAX
1 stop16h 18mFrontier
Thu 8/292:30 pmLAX - STL
1 stop5h 42mFrontier
Deal found 7/25$139
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/269:24 pmSTL - LAX
1 stop12h 03mFrontier
Wed 9/48:27 amLAX - STL
1 stop8h 21mFrontier
Deal found 7/25$140
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/47:48 pmSTL - LAX
1 stop21h 39mFrontier
Mon 9/92:30 pmLAX - STL
1 stop5h 35mFrontier
Deal found 7/25$141
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/269:24 pmSTL - LAX
1 stop12h 03mFrontier
Tue 9/38:27 amLAX - STL
1 stop8h 21mFrontier
Deal found 7/25$143
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/74:02 pmSTL - LAX
1 stop6h 35mMultiple Airlines
Wed 8/148:27 amLAX - STL
1 stop8h 21mMultiple Airlines
Deal found 7/25$144
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2312:27 pmSTL - LAX
1 stop27h 03mFrontier
Sun 9/12:30 pmLAX - STL
1 stop5h 42mFrontier
Deal found 7/25$145

St. Louis to Riverside flights leaving soon

Find last-minute flight options from St. Louis to Riverside for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Have a look at some of the flights available from St. Louis to Riverside departing last-minute. It's wise to confirm all flight details are correct before booking.
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3110:32 pmSTL - LAX
1 stop12h 05mFrontier
Sat 8/39:30 pmLAX - STL
1 stop22h 01mFrontier
Deal found 7/24$171
This CheapOair deal was found by Cheapflights users on 7/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3110:59 pmSTL - LAX
1 stop10h 26mFrontier
Sat 8/39:30 pmLAX - STL
1 stop22h 01mFrontier
Deal found 7/25$180
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3110:32 pmSTL - LAX
1 stop12h 05mFrontier
Tue 8/610:30 pmLAX - STL
1 stop12h 51mFrontier
Deal found 7/25$185
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/210:32 pmSTL - LAX
1 stop12h 05mFrontier
Sun 8/49:30 pmLAX - STL
1 stop11h 52mFrontier
Deal found 7/25$200
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3110:59 pmSTL - LAX
1 stop10h 26mFrontier
Wed 8/148:27 amLAX - STL
1 stop8h 21mFrontier
Deal found 7/25$239
This Trip.com deal was found by Cheapflights users on 7/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/210:32 pmSTL - LAX
1 stop12h 05mMultiple Airlines
Tue 8/67:03 amLAX - STL
2 stops24h 22mMultiple Airlines
Deal found 7/25$260
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/3010:32 pmSTL - LAX
1 stop12h 05mFrontier
Tue 8/610:30 pmLAX - STL
1 stop12h 51mFrontier
Deal found 7/25$264
This mytrip.com deal was found by Cheapflights users on 7/25. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/314:02 pmSTL - LAX
1 stop8h 42mSpirit Airlines
Wed 8/146:09 amLAX - STL
2 stops23h 13mSpirit Airlines
Deal found 7/25$304
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3110:32 pmSTL - LAX
1 stop12h 05mFrontier
Sat 8/109:30 amLAX - STL
1 stop24h 38mFrontier
Deal found 7/24$310

One-way flights to Riverside from St. Louis

Search for one-way flight options from St. Louis to Riverside. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Some of the best available deals we've found on one-way flights from St. Louis to Riverside. Users in need of a round-trip flight from St. Louis to Riverside instead should update the search form at the top of page.
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/211:48 pmSTL - LAX
1 stop11h 31mSpirit Airlines
Deal found 7/25$46
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/281:48 pmSTL - LAX
1 stop11h 31mSpirit Airlines
Deal found 7/24$47
This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/74:02 pmSTL - LAX
1 stop8h 42mSpirit Airlines
Deal found 7/24$57
This Trip.com deal was found by Cheapflights users on 7/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2511:12 pmSTL - LAX
1 stop16h 18mFrontier
Deal found 7/24$62
This Trip.com deal was found by Cheapflights users on 7/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1811:12 pmSTL - LAX
1 stop16h 18mFrontier
Deal found 7/24$63
This Frontier deal was found by Cheapflights users on 7/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/232:12 pmSTL - LAX
1 stop9h 27mFrontier
Deal found 7/24$70
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/227:29 pmSTL - LAX
1 stop13h 51mFrontier
Deal found 7/24$74
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/209:36 pmSTL - LAX
1 stop24h 22mFrontier
Deal found 7/24$75
This mytrip.com deal was found by Cheapflights users on 7/24. 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 mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/147:48 pmSTL - LAX
1 stop21h 38mFrontier
Deal found 7/24$76

Find flights from St. Louis to Riverside within your budget

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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$83 - $139

Route

Depart

Return

Price

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Wed 8/21

1 stop11h 31m

Los Angeles

Tue 8/27

1 stop13h 14m

$83

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Wed 8/14

1 stop8h 44m

Los Angeles

Tue 8/20

2 stops11h 59m

$113

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Wed 8/21

1 stop11h 31m

Los Angeles

Thu 8/22

1 stop13h 14m

$120

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Wed 8/14

1 stop8h 44m

Los Angeles

Tue 8/20

1 stop15h 20m

$122

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Thu 8/22

1 stop16h 18m

Los Angeles

Tue 8/27

1 stop13h 14m

$129

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Wed 8/14

1 stop8h 44m

Los Angeles

Wed 8/21

1 stop8h 21m

$134

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Thu 8/22

1 stop13h 39m

Los Angeles

Thu 8/29

1 stop5h 42m

$137

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Sat 9/14

1 stop16h 04m

Los Angeles

Sat 9/21

1 stop19h 24m

$138

Lambert-St LouisLos Angeles

STL - LAX

STLLAX

Lambert-St Louis

Tue 8/13

1 stop13h 39m

Los Angeles

Sat 8/17

1 stop23h 14m

$139

Flights are sorted by cheapest first

Deals found on 7/24

How far ahead should I book a flight from St. Louis to Riverside?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Riverside. Price data was last updated on July 23, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Riverside, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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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 July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Riverside flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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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.
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.

Temperature and rainfall in Riverside by month

Plan your trip to Riverside by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

If weather is an important factor for your trip to Riverside, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 July 25, 2024.
Read through reviews of airlines operating flights from St. Louis to Riverside, such as Spirit Airlines, Frontier and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,641 reviews
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,365 reviews
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
9,630 reviews
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
10,000 reviews
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

American Airlines
7.3
Good
10,000 reviews
Southwest
8.2
Very good
5,641 reviews

Boarding

8.3

Food

7.3

Comfort

8.1

Overall

8.2

Entertainment

7.8

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

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.

  • What airport do you fly from for flights from St. Louis to Riverside?

    If you book a flight to Riverside from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 8 flights from Lambert-St Louis to Riverside per day from 7 different airlines.

  • Can I find flights from St. Louis to Riverside for under $100 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Riverside for under $100. The cheapest flight booked recently is on Spirit Airlines for just $83, but on average you can expect to pay $134.

  • Are there nonstop flights from St. Louis to Riverside for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from St. Louis to Riverside under $300. A good price for a nonstop flight from St. Louis to Riverside is less than $348.

  • Are there last-minute flights available from St. Louis to Riverside for under $200?

    There are currently 20+ open flights from St. Louis to Riverside within the next 7 days for less than $200.

  • How popular is this St. Louis to Riverside flight route?

    This flight path from Lambert-St Louis to Riverside was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the most reliable airlines from St. Louis to Riverside?

    Consider Qatar Airways (85%), Cathay Pacific (82%) or Japan Airlines (71%) when booking your flight. These represent the most reliable airlines when flying from St. Louis to Riverside.

  • What are the cheapest flights from St. Louis to Riverside?

    Looking at all options, your cheapest flight can be booked for $85. While the most popular route (Lambert-St Louis - Los Angeles) can be booked for $83 on average our data indicates $1,088 when flying from St. Louis to Riverside.

  • What does STL to LAX mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Los Angeles Airport flight would often be abbreviated as a STL to LAX flight. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Santa Ana J. Wayne/Orange Cnty Airport (SNA), Ontario Airport (ONT), Long Beach Municipal Airport (LGB), San Bernardino Int Airport (SBD), Victorville Southern California Logistics Airport (VCV).

  • Can I find deals for flights from St. Louis to Riverside that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Riverside flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Riverside with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Riverside flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Riverside that include hotel bookings?

    Yes. In addition to deals on St. Louis to Riverside flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Riverside?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Riverside.

  • Can I find deals for business class flights from St. Louis to Riverside?

    Yes. Cheapflights offers flight deals from St. Louis to Riverside by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Riverside that allow pets onboard?

    Many airlines flying from St. Louis to Riverside offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Riverside?

    Yes, you can often find last-minute deals on St. Louis to Riverside flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Riverside flight deals updated?

    The St. Louis to Riverside flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from St. Louis to Riverside?

    Before booking your flight from St. Louis to Riverside check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

  • What is the cheapest month to book a flight from St. Louis to Riverside?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Riverside (average of $238). Flying from St. Louis to Riverside in July is currently the most expensive (average of $323). 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.

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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 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$195FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$122Average$200FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$211Average$349FlexibilityNo cancel feeOn-time83%
DeltaCheapest$236Average$401FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$246Average$514FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$270Average$449FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$286Average$667FlexibilityNo cancel feeOn-time75%
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Search flights from St. Louis to Riverside by cabin class

Find flights from St. Louis to Riverside, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from St. Louis to Riverside

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 July 25, 2024.
8%of flight departuresEarly morningMidnight to 6 am
70%of flight departuresMorning6 am to noon
16%of flight departuresAfternoonNoon to 6 pm
6%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from St. Louis to Riverside

Explore weekly flight availability from St. Louis to Riverside. 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 July 25, 2024.
Sunday9daily flights
Monday8daily flights
Tuesday9daily flights
Wednesday7daily flights
Thursday9daily flights
Friday9daily flights
Saturday9daily flights

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