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Cheap flights from California to St. Louis from $72

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 10/27. 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

American Airlines Logo
1:00 pm - 11:05 pmLAS-STL
8h 05m1 stop
American Airlines Logo
1:42 pm - 8:48 pmSTL-LAS
9h 06m1 stop
$145American Airlines
Find Deal
Fri, Aug 15 - Sat, Aug 23
Frontier Logo
12:59 am - 9:12 amONT-STL
6h 13m1 stop
Frontier Logo
7:29 pm - 11:50 pmSTL-ONT
6h 21m1 stop
$187Frontier
Find Deal
Thu, Jun 26 - Mon, Jun 30
Frontier Logo
12:59 am - 9:12 amONT-STL
6h 13m1 stop
Frontier Logo
7:29 pm - 11:50 pmSTL-ONT
6h 21m1 stop
$188Frontier
Find Deal
Thu, Jun 26 - Mon, Jun 30
Spirit Airlines Logo
5:28 pm - 7:49 amLAS-STL
12h 21m1 stop
Spirit Airlines Logo
8:44 am - 8:06 pmSTL-LAS
13h 22m1 stop
$193Spirit Airlines
Find Deal
Thu, Sep 25 - Sun, Sep 28
Spirit Airlines Logo
5:28 pm - 7:49 amLAS-STL
12h 21m1 stop
Spirit Airlines Logo
8:44 am - 8:06 pmSTL-LAS
13h 22m1 stop
$202Spirit Airlines
Find Deal
Wed, Oct 1 - Sun, Oct 5
Spirit Airlines Logo
10:31 pm - 1:32 pmLAX-STL
13h 01m1 stop
Spirit Airlines Logo
2:27 pm - 10:51 pmSTL-LAX
10h 24m1 stop
$207Spirit Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25
Delta Logo
5:08 pm - 12:43 amONT-STL
5h 35m1 stop
Delta Logo
6:00 am - 10:38 amSTL-ONT
6h 38m1 stop
$279Delta
Find Deal
Mon, Jun 30 - Sat, Jul 5
Southwest Logo
8:40 am - 2:15 pmLAX-STL
3h 35mnonstop
Southwest Logo
6:40 am - 8:35 amSTL-LAX
3h 55mnonstop
$296Southwest
Find Deal
Tue, Aug 5 - Thu, Aug 7
Delta Logo
12:40 am - 10:33 amLAS-STL
7h 53m1 stop
Delta Logo
5:37 pm - 11:02 pmSTL-LAS
7h 25m1 stop
$307Delta
Find Deal
Fri, Aug 1 - Mon, Aug 4
Southwest Logo
7:20 pm - 12:55 amLAX-STL
3h 35mnonstop
Southwest Logo
5:35 am - 9:40 amSTL-LAX
6h 05m1 stop
$307Southwest
Find Deal
Thu, Aug 7 - Mon, Aug 11

Frontier flights from California to St. Louis

Our best Frontier deals on California to St. Louis flight tickets
Frontier
Jun 26
ONT12:59 amOntario
6h 13m
1 stop
STL9:12 amLambert-St Louis
Jun 30
STL7:29 pmLambert-St Louis
6h 21m
1 stop
ONT11:50 pmOntario
Frontier
Jun 26
ONT12:59 amOntario
6h 13m
1 stop
STL9:12 amLambert-St Louis
Jun 30
STL7:29 pmLambert-St Louis
6h 21m
1 stop
ONT11:50 pmOntario
Frontier
Jun 26
ONT12:59 amOntario
6h 13m
1 stop
STL9:12 amLambert-St Louis
Jun 30
STL7:29 pmLambert-St Louis
6h 21m
1 stop
ONT11:50 pmOntario

Alaska Airlines flights from California to St. Louis

Our best Alaska Airlines deals on California to St. Louis flight tickets
Alaska Airlines
Oct 29
SJC11:42 amSan Jose
25h 23m
1 stop
STL3:05 pmLambert-St Louis
Nov 4
STL7:00 amLambert-St Louis
8h 33m
1 stop
SJC1:33 pmSan Jose
Alaska Airlines
Sep 4
SAN8:21 amSan Diego
13h 38m
2 stops
STL11:59 pmLambert-St Louis
Sep 9
STL3:35 pmLambert-St Louis
9h 18m
1 stop
SAN10:53 pmSan Diego
Alaska Airlines
Sep 11
ONT6:00 amOntario
9h 34m
1 stop
STL5:34 pmLambert-St Louis
Sep 16
STL6:00 amLambert-St Louis
10h 09m
1 stop
ONT2:09 pmOntario

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 $337. The month of September is another great option to travel to St. Louis, with average flight prices from California averaging around $348.

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 $381. 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 $442. 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 Francisco 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 22 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $399 when searching 22 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.

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

$72

Fastest flight time

3h 10m

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 $72. The best round-trip flight deal from California to St. Louis found on momondo in the last 72 hours is $145.
The fastest flight from California to St. Louis takes 3h 10m
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 $22Free CancellationRating
6.3
8,061 reviews
Search Spirit Airlines flights
FrontierPriceFrom $108Free CancellationRating
5.9
3,296 reviews
Search Frontier flights
DeltaPriceFrom $168Free CancellationRating
8.0
7,963 reviews
Search Delta flights
American AirlinesPriceFrom $180Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,801 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $265Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $301Free CancellationRating
8.0
4,278 reviews
Search Southwest 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
Florissant
Fairview Heights
Maryland Heights
Collinsville
Fenton
Farmington
O'Fallon
Alton
St. Peters
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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