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Cheap flights from California to St. Louis from $43

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to St. Louis departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Spirit Airlines Logo
10:31 pm - 1:32 pmLAX-STL
13h 01m1 stop
Spirit Airlines Logo
2:30 pm - 11:09 pmSTL-LAX
10h 39m1 stop
$117Spirit Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25
Frontier Logo
12:55 am - 9:54 amLAS-STL
6h 59m1 stop
Frontier Logo
4:00 pm - 9:23 pmSTL-LAS
7h 23m1 stop
$122Frontier
Find Deal
Wed, Sep 3 - Mon, Sep 15
 Logo
12:20 am - 9:52 amLAS-STL
7h 32m1 stop
 Logo
7:54 pm - 11:51 pmSTL-LAS
5h 57m1 stop
Wed, Jul 23 - Sun, Jul 27
 Logo
10:10 pm - 9:52 amLAX-STL
9h 42m1 stop
 Logo
2:52 pm - 9:36 pmSTL-LAX
8h 44m1 stop
Wed, Jul 23 - Sat, Jul 26
Southwest Logo
6:45 am - 11:55 amLAS-STL
3h 10mnonstop
Southwest Logo
8:45 pm - 10:10 pmSTL-LAS
3h 25mnonstop
$197Southwest
Find Deal
Tue, Sep 23 - Tue, Sep 30
Southwest Logo
7:45 am - 2:30 pmLAS-STL
4h 45m1 stop
Southwest Logo
4:40 pm - 6:10 pmSTL-LAS
3h 30mnonstop
$203Southwest
Find Deal
Thu, Aug 7 - Mon, Aug 11
Hawaiian Airlines Logo
7:45 am - 5:34 pmLAS-STL
7h 49m1 stop
Hawaiian Airlines Logo
6:00 am - 1:06 pmSTL-LAS
9h 06m1 stop
$206Hawaiian Airlines
Find Deal
Tue, Sep 23 - Tue, Sep 30
Delta Logo
12:40 am - 8:34 amLAS-STL
5h 54m1 stop
Delta Logo
6:00 am - 12:29 pmSTL-LAS
8h 29m1 stop
$207Delta
Find Deal
Wed, Aug 6 - Mon, Aug 11
Delta Logo
5:05 pm - 12:38 amSNA-STL
5h 33m1 stop
Delta Logo
3:41 pm - 10:03 pmSTL-SNA
8h 22m1 stop
$279Delta
Find Deal
Thu, Jul 31 - Thu, Aug 7
Hawaiian Airlines Logo
6:50 am - 5:34 pmSMF-STL
8h 44m1 stop
Hawaiian Airlines Logo
6:30 pm - 11:44 pmSTL-SMF
7h 14m1 stop
$296Hawaiian Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25

Spirit Airlines flights from California to St. Louis

Our best Spirit Airlines deals on California to St. Louis flight tickets
Spirit Airlines
Aug 21
LAX10:31 pmLos Angeles
13h 01m
1 stop
STL1:32 pmLambert-St Louis
Aug 25
STL2:30 pmLambert-St Louis
10h 39m
1 stop
LAX11:09 pmLos Angeles
Spirit Airlines
Aug 13
LAX10:31 pmLos Angeles
13h 01m
1 stop
STL1:32 pmLambert-St Louis
Aug 21
STL2:30 pmLambert-St Louis
10h 39m
1 stop
LAX11:09 pmLos Angeles
Spirit Airlines
Aug 21
LAX10:31 pmLos Angeles
13h 01m
1 stop
STL1:32 pmLambert-St Louis
Aug 25
STL2:30 pmLambert-St Louis
10h 39m
1 stop
LAX11:09 pmLos Angeles

Frontier flights from California to St. Louis

Our best Frontier deals on California to St. Louis flight tickets
Frontier
Sep 3
LAS12:55 amLas Vegas Harry Reid Intl
6h 59m
1 stop
STL9:54 amLambert-St Louis
Sep 15
STL4:00 pmLambert-St Louis
7h 23m
1 stop
LAS9:23 pmLas Vegas Harry Reid Intl
Frontier
Aug 4
SFO5:45 amSan Francisco
5h 57m
1 stop
STL1:42 pmLambert-St Louis
Aug 14
STL2:36 pmLambert-St Louis
8h 47m
1 stop
SFO9:23 pmSan Francisco
Frontier
Sep 5
SAN6:25 amSan Diego
5h 28m
1 stop
STL1:53 pmLambert-St Louis
Sep 7
STL7:55 pmLambert-St Louis
5h 58m
1 stop
SAN11:53 pmSan Diego

See travel insights to St. Louis from

How to get the cheapest flight ticket from California to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, August is the cheapest month to fly from California to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $342. The month of September is another great option to travel to St. Louis, with average flight prices from California averaging around $343.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $383. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $447. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from California in the morning is the least expensive time of day to depart. momondo users have found prices as low as $417 when looking at flights departing in the morning. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $425 per ticket.

What is the cheapest California to Lambert-St Louis flight route?

Fly from San Diego to Lambert-St Louis for the best California - Lambert-St Louis flight prices

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

You are more likely to see cheaper flights to St. Louis from California when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from California for as low as $300 on momondo.

What cabin class options are available on California to Lambert-St Louis flights?

There are 4 cabin classes available to choose from on California to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to St. Louis flights?

You could potentially save up to 18% on your flight if you consider stops on a California to St. Louis flight.

Cheap California to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to St. Louis

Best Price Found

$43

Fastest flight time

3h 05m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from California in the past 72 hours is $43. The best round-trip flight deal from California to St. Louis found on momondo in the last 72 hours is $117.
The fastest flight from California to St. Louis takes 3h 05m
Direct flights go from California to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • When did momondo last update prices for flights from California to Lambert-St Louis Airport?

    Prices for flights from California to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from California to Lambert-St Louis Airport?

  • How old do you have to be to fly from California to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from California to St. Louis?


Best airlines flying from California to St. Louis

Compare and see reviews for airlines that fly from California to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $99Free CancellationRating
6.3
8,103 reviews
Search Spirit Airlines flights
FrontierPriceFrom $108Free CancellationRating
5.9
3,291 reviews
Search Frontier flights
American AirlinesPriceFrom $166Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $184Free CancellationRating
8.0
7,975 reviews
Search Delta flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights
SouthwestPriceFrom $299Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $327Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
Collinsville
Fenton
Farmington
O'Fallon
St. Peters
Alton
Wentzville
Glencoe
Festus
Clayton
Eureka
Edwardsville
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from California to St. Louis?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to St. Louis. momondo saves you time and could save you money on your trip.

Can I find flights from California to St. Louis with flexible booking policies on momondo?

Flights from California to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from California to St. Louis?

Once all potential California to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from California to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from California and alert you when they change.


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