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Cheap flights from St. Louis to California from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to California departing on 9/11. 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
12:05 pm - 9:09 pmSTL-LAS
11h 04m1 stop
Spirit Airlines Logo
10:33 pm - 10:50 amLAS-STL
10h 17m1 stop
$135Spirit Airlines
Find Deal
jue., sep. 18 - sáb., sep. 20
Frontier Logo
2:19 pm - 3:59 pmSTL-LAS
3h 40mnonstop
Frontier Logo
8:09 am - 1:34 pmLAS-STL
3h 25mnonstop
$136Frontier
Find Deal
dom., oct. 12 - jue., oct. 16
American Airlines Logo
7:01 am - 11:38 amSTL-SNA
6h 37m1 stop
American Airlines Logo
10:38 am - 10:17 pmSNA-STL
9h 39m1 stop
$267American Airlines
Find Deal
jue., ago. 28 - mar., sep. 2
American Airlines Logo
7:53 am - 11:57 amSTL-SNA
6h 04m1 stop
American Airlines Logo
12:50 pm - 10:50 pmSNA-STL
8h 00m2 stops
$272American Airlines
Find Deal
mar., sep. 2 - sáb., sep. 6
United Airlines Logo
5:49 pm - 10:28 pmSTL-SAN
6h 39m1 stop
United Airlines Logo
10:54 am - 8:46 pmSAN-STL
7h 52m2 stops
$276United Airlines
Find Deal
mié., ago. 27 - mié., sep. 3
Southwest Logo
5:20 am - 10:50 amSTL-SNA
7h 30m1 stop
Southwest Logo
7:30 am - 5:00 pmSNA-STL
7h 30m2 stops
$277Southwest
Find Deal
dom., nov. 2 - sáb., nov. 8
United Airlines Logo
5:15 am - 9:16 amSTL-SNA
6h 01m1 stop
United Airlines Logo
10:30 am - 9:32 pmSNA-STL
9h 02m1 stop
$279United Airlines
Find Deal
mar., ago. 19 - sáb., ago. 23
Southwest Logo
4:45 pm - 6:30 pmSTL-SAN
3h 45mnonstop
Southwest Logo
11:25 am - 5:10 pmSAN-STL
3h 45mnonstop
$281Southwest
Find Deal
mar., ago. 19 - sáb., sep. 6
Delta Logo
6:00 am - 10:35 amSTL-ONT
6h 35m1 stop
Delta Logo
7:05 am - 7:07 pmONT-STL
10h 02m1 stop
$286Delta
Find Deal
jue., ago. 21 - mar., ago. 26
Delta Logo
6:00 am - 4:19 pmSTL-PSP
12h 19m2 stops
Delta Logo
1:45 pm - 11:02 pmPSP-STL
7h 17m1 stop
$292Delta
Find Deal
sáb., oct. 18 - mié., oct. 22

Frontier flights from St. Louis to California

Our best Frontier deals on St. Louis to California flight tickets
Frontier
Oct 12
STL2:19 pmLambert-St Louis
3h 40m
LAS3:59 pmLas Vegas Harry Reid Intl
Oct 16
LAS8:09 amLas Vegas Harry Reid Intl
3h 25m
STL1:34 pmLambert-St Louis
$136
Find similar
Frontier
Oct 4
STL4:58 pmLambert-St Louis
3h 37m
LAS6:35 pmLas Vegas Harry Reid Intl
Oct 4
LAS12:59 amLas Vegas Harry Reid Intl
6h 07m
1 stop
STL9:06 amLambert-St Louis
$150
Find similar
Frontier
Oct 20
STL2:19 pmLambert-St Louis
3h 40m
LAS3:59 pmLas Vegas Harry Reid Intl
Oct 25
LAS10:09 amLas Vegas Harry Reid Intl
3h 26m
STL3:35 pmLambert-St Louis
$153
Find similar

Spirit Airlines flights from St. Louis to California

Our best Spirit Airlines deals on St. Louis to California flight tickets
Spirit Airlines
Sep 18
STL12:05 pmLambert-St Louis
11h 04m
1 stop
LAS9:09 pmLas Vegas Harry Reid Intl
Sep 20
LAS10:33 pmLas Vegas Harry Reid Intl
10h 17m
1 stop
STL10:50 amLambert-St Louis
$135
Find similar
Spirit Airlines
Sep 11
STL12:05 pmLambert-St Louis
11h 04m
1 stop
LAS9:09 pmLas Vegas Harry Reid Intl
Sep 13
LAS10:33 pmLas Vegas Harry Reid Intl
10h 17m
1 stop
STL10:50 amLambert-St Louis
$148
Find similar
Spirit Airlines
Oct 21
STL10:35 amLambert-St Louis
12h 33m
1 stop
LAS9:08 pmLas Vegas Harry Reid Intl
Oct 25
LAS10:43 pmLas Vegas Harry Reid Intl
8h 57m
1 stop
STL9:40 amLambert-St Louis
$187
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to California 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from St. Louis to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

jue. 9/18

12:05 pm-9:09 pm

1 stop11h 04m

Las Vegas Harry Reid Intl

sáb. 9/20

10:33 pm-10:50 am

1 stop10h 17m

$135

St. LouisLas Vegas

STL - LAS

STLLAS

Lambert-St Louis

dom. 10/12

2:19 pm-3:59 pm

Nonstop3h 40m

Las Vegas Harry Reid Intl

jue. 10/16

8:09 am-1:34 pm

Nonstop3h 25m

$136

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

jue. 8/28

7:01 am-11:38 am

1 stop6h 37m

Santa Ana J. Wayne/Orange Cnty

mar. 9/2

10:38 am-10:17 pm

1 stop9h 39m

$267

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

mar. 9/2

7:53 am-11:57 am

1 stop6h 04m

Santa Ana J. Wayne/Orange Cnty

sáb. 9/6

12:50 pm-10:50 pm

2 stops8h 00m

$272

St. LouisSan Diego

STL - SAN

STLSAN

Lambert-St Louis

mié. 8/27

5:49 pm-10:28 pm

1 stop6h 39m

San Diego

mié. 9/3

10:54 am-8:46 pm

2 stops7h 52m

$276

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

dom. 11/2

5:20 am-10:50 am

1 stop7h 30m

Santa Ana J. Wayne/Orange Cnty

sáb. 11/8

7:30 am-5:00 pm

2 stops7h 30m

$277

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

mar. 8/19

5:15 am-9:16 am

1 stop6h 01m

Santa Ana J. Wayne/Orange Cnty

sáb. 8/23

10:30 am-9:32 pm

1 stop9h 02m

$279

St. LouisSan Diego

STL - SAN

STLSAN

Lambert-St Louis

mar. 8/19

4:45 pm-6:30 pm

Nonstop3h 45m

San Diego

sáb. 9/6

11:25 am-5:10 pm

Nonstop3h 45m

$281

St. LouisOntario

STL - ONT

STLONT

Lambert-St Louis

jue. 8/21

6:00 am-10:35 am

1 stop6h 35m

Ontario

mar. 8/26

7:05 am-7:07 pm

1 stop10h 02m

$286

St. LouisPalm Springs

STL - PSP

STLPSP

Lambert-St Louis

sáb. 10/18

6:00 am-4:19 pm

2 stops12h 19m

Palm Springs

mié. 10/22

1:45 pm-11:02 pm

1 stop7h 17m

$292

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to California from

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

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 California?

The month of August is another great option to travel to California, with average flight prices from St. Louis averaging around $361.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from St. Louis to California is on a Wednesday. Travelers who choose to depart for California on a Wednesday will often find tickets for as low as $474. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to California on Monday is $642.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is at noon when flights can be purchased for as low as $334. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $537 on average. Flights to California from St. Louis in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Fly from Lambert-St Louis to Los Angeles for the best Lambert-St Louis - California flight prices

How far in advance should I book a flight to California?

You are more likely to see cheaper flights to California from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from St. Louis for as low as $319 on momondo.

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

There are 4 cabin classes available to choose from on Lambert-St Louis to California 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 St. Louis to California flights?

You could potentially save up to 20% on your flight if you consider stops on a St. Louis to California flight.

Cheap St. Louis to California flight deals and tips

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

Best Price Found

$67

Fastest flight time

3h 30m

Direct flights

Every day

Airports in California

5 airports
The best one-way flight to California from St. Louis in the past 72 hours is $67. The best round-trip flight deal from St. Louis to California found on momondo in the last 72 hours is $135.
The fastest flight from St. Louis to California takes 3h 30m
Direct flights go from St. Louis to California every day.
There are 5 airports near California: San Diego (SAN), Los Angeles (LAX), Ontario (ONT), San Francisco (SFO), Las Vegas Harry Reid Intl (LAS)
Search flight deals

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

    Prices for flights from Lambert-St Louis Airport to California refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to California.

  • What documentation or ID do you need to fly to California?

    The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to California

Compare and see reviews for airlines that fly from St. Louis to California with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $56Free CancellationRating
6.3
8,049 reviews
Search Spirit Airlines flights
FrontierPriceFrom $94Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
DeltaPriceFrom $181Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $296Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to California from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to California quick and easy, saving you time and money.

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

Yes. All flights to California from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential St. Louis to California 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 St. Louis to California right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to California from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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