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

LAX — STL
Dec 12 — Dec 191

The best prices from Riverside to Lambert-St Louis are usually found in February or January, booked 58 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

How to find the cheapest flight from Riverside to St. Louis (STL)

All the information you need to plan the best R1V to STL flight in 2022: compare Riverside to St. Louis flight prices with the expected peak season, weather and rainfall in St. Louis.

R1V - STL

Price

$147 - $522

STL

Temperature

32 - 80.6 °F

STL

Rainfall

2.2 - 4.7 inches

Popular inJulyHigh demand for flights, 33% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 58% potential price drop
Round-trip from$147From Riverside to Lambert-St Louis
One-way from$69One-way flight from Riverside to Lambert-St Louis

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

Users have found that booking a flight from Riverside to St. Louis at least 57 days early can save you up to 27% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Riverside to St. Louis for as little as $383 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $437 for flights departing within the next 3 days.

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

February is one of the best times of the year to fly to St. Louis from Riverside. Prices for February average $347 per person but you can even find prices for as low as $81. The most expensive prices can be found in the month of July. Opting for a February flight can save you 50% on your journey compared to booking in July

When is the cheapest time to fly from Riverside to St. Louis (R1V - STL)?

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

Cheap flights from Riverside to St. Louis in December, January 2022

The best prices found for Riverside to STL flights for December, January
Jan 19 - Jan 22
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

8h 42m
$154

Spirit Airlines

Pick Dates

Deal found 12/6

Jan 26 - Jan 29
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

5h 48m
$156

Spirit Airlines

Pick Dates

Deal found 12/5

Jan 5 - Jan 12
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

8h 42m
$171

Spirit Airlines

Pick Dates

Deal found 12/6

Riverside to St. Louis 2022 flight deals

Cheap flights to St. Louis from Riverside found for this year
Dec 12 - Feb 6
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

5h 48m
$175

Multiple Airlines

Pick Dates

Deal found 12/5

Dec 25 - Dec 31
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

10h 58m
$179

Multiple Airlines

Pick Dates

Deal found 12/5

Dec 25 - Dec 31
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

10h 58m
$180

Multiple Airlines

Pick Dates

Deal found 12/5

Cheap Spirit Airlines flights from Riverside to St. Louis

Jan 19 - Jan 22
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

8h 42m
$154

Spirit Airlines

Pick Dates

Deal found 12/6

Jan 26 - Jan 29
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

5h 48m
$156

Spirit Airlines

Pick Dates

Deal found 12/5

Jan 5 - Jan 12
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

8h 42m
$171

Spirit Airlines

Pick Dates

Deal found 12/6

Non-stop flights to St. Louis from Riverside

Save time with Riverside to St. Louis direct flight deals
Jan 20 - Jan 21
LAX

Los Angeles

STL

Lambert-St Louis

Nonstop

3h 42m
STL

Lambert-St Louis

LAX

Los Angeles

Nonstop

4h 10m
$282

American Airlines

Pick Dates

Deal found 12/4

Jan 29 - Jan 31
LAX

Los Angeles

STL

Lambert-St Louis

Nonstop

3h 42m
STL

Lambert-St Louis

LAX

Los Angeles

Nonstop

4h 10m
$296

American Airlines

Pick Dates

Deal found 12/4

Jan 9 - Jan 11
LAX

Los Angeles

STL

Lambert-St Louis

Nonstop

3h 32m
STL

Lambert-St Louis

LAX

Los Angeles

Nonstop

4h 10m
$310

American Airlines

Pick Dates

Deal found 12/4

Last minute flights from Riverside to St. Louis

Late deals on return flights to St. Louis from Riverside, departing today and this week
Dec 12 - Feb 6
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

5h 48m
$175

Multiple Airlines

Pick Dates

Deal found 12/5

Dec 13 - Dec 15
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

10h 58m
$181

Multiple Airlines

Pick Dates

Deal found 12/5

Dec 15 - Feb 11
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

7h 03m
STL

Lambert-St Louis

LAX

Los Angeles

1 stop

14h 16m
$186

Spirit Airlines

Pick Dates

Deal found 12/4

One-way flights to St. Louis from Riverside

The cheapest one-way flights from Riverside to St. Louis
Jan 19
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

14h 08m
$69

Spirit Airlines

Pick Dates

Deal found 12/6

Dec 25
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

11h 14m
$76

Multiple Airlines

Pick Dates

Deal found 12/5

Jan 4
LAX

Los Angeles

STL

Lambert-St Louis

1 stop

13h 18m
$78

Spirit Airlines

Pick Dates

Deal found 12/4

Related info for your journey

Useful info, stats and facts about Riverside to St. Louis flights.

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

Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Riverside. On average, Lambert-St Louis has 9 inbound flights from Riverside per day from 10 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Which airlines flying from Riverside to Lambert-St Louis have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, Spirit Airlines, and Alaska Airlines flying from Riverside to Lambert-St Louis have implemented new flexible cancellation policies.

Can I find flights from Riverside to St. Louis for under $200 on Cheapflights?

Yes, there are multiple flights from Riverside to St. Louis for under $200. The cheapest flight booked recently is on Spirit Airlines for just $154, but on average you can expect to pay $185.

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

Cheapflights has at least 20 direct flights from Riverside to St. Louis under $300. A good price for a nonstop flight from Riverside to St. Louis is less than $425.

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

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

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

Flights from Riverside to Lambert-St Louis have been viewed 31 times in the past calendar month.

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

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

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

Before booking your flight to St. Louis from Riverside, check out the most reliable airlines to get you to your destination on time: Southwest (83%), Fiji Airways (80%), Iberia( 75%).

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

Looking at all options, your cheapest flight can be booked for $109. While the most popular route (Los Angeles - Lambert-St Louis) can be booked for $154 on average our data indicates $1,105 when flying from Riverside to St. Louis.

Other flights to St. Louis

Alternative routes for Riverside to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Riverside to St. Louis

The chart below displays the airlines Cheapflights users traveling from Riverside to St. Louis choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$14Average$21FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
Spirit AirlinesCheapest$81Average$191FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
FrontierCheapest$94Average$263FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
United AirlinesCheapest$145Average$466FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$177Average$541FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
DeltaCheapest$195Average$437FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
Alaska AirlinesCheapest$231Average$522FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights

Hourly flight availability from Riverside to St. Louis

See what time of day planes typically take off from Riverside to St. Louis
1%of flight departuresEarly morningMidnight to 6 am
29%of flight departuresMorning6 am to noon
70%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Riverside to St. Louis

See how many times per day planes take to the skies headed from Riverside to St. Louis
Sunday8daily flights
Monday10daily flights
Tuesday10daily flights
Wednesday9daily flights
Thursday10daily flights
Friday9daily flights
Saturday7daily flights