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Cheap flights from California to Missouri from $79

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 Missouri departing on 5/19. 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
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:59 am - 7:21 pm
ONT
-
STL
16h 22m
1 stop
Frontier Logo
9:55 pm - 6:49 pm
STL
-
ONT
22h 54m
1 stop
$160Frontier
mer, apr 15 - lun, apr 20
Frontier Logo
12:59 am - 2:06 pm
ONT
-
MCI
11h 07m
1 stop
Frontier Logo
2:51 pm - 11:55 pm
MCI
-
ONT
11h 04m
1 stop
$160Frontier
ven, apr 17 - sab, apr 25
Frontier Logo
6:00 am - 7:21 pm
LAS
-
STL
11h 21m
1 stop
Frontier Logo
3:21 pm - 9:32 pm
STL
-
LAS
8h 11m
1 stop
$160Frontier
gio, apr 16 - lun, apr 20
Southwest Logo
10:40 pm - 7:45 am
SAN
-
STL
7h 05m
1 stop
Southwest Logo
5:30 am - 8:55 am
STL
-
SAN
5h 25m
1 stop
$194Southwest
mar, mag 26 - mar, giu 2
American Airlines Logo
1:03 pm - 11:59 pm
SAN
-
MCI
8h 56m
1 stop
American Airlines Logo
2:11 pm - 8:50 pm
MCI
-
SAN
8h 39m
1 stop
$197American Airlines
mar, apr 21 - sab, apr 25
American Airlines Logo
6:30 am - 1:59 pm
SAN
-
MCI
5h 29m
1 stop
American Airlines Logo
9:39 am - 3:51 pm
MCI
-
SAN
8h 12m
1 stop
$202American Airlines
sab, apr 18 - mar, apr 21
Delta Logo
1:37 pm - 11:08 pm
SAN
-
MCI
7h 31m
1 stop
Delta Logo
2:56 pm - 6:08 pm
MCI
-
SAN
5h 12m
1 stop
$207Delta
mer, giu 3 - mer, giu 10
Southwest Logo
5:45 am - 12:55 pm
OAK
-
MCI
5h 10m
1 stop
Southwest Logo
2:55 pm - 6:50 pm
MCI
-
OAK
5h 55m
1 stop
$225Southwest
mer, apr 22 - mer, apr 22
Alaska Airlines Logo
6:20 am - 11:59 pm
OAK
-
MCI
15h 39m
1 stop
Alaska Airlines Logo
5:11 pm - 8:53 am
MCI
-
OAK
17h 42m
1 stop
$341Alaska Airlines
ven, mag 1 - lun, mag 4
Delta Logo
5:55 am - 1:20 pm
OAK
-
MCI
5h 25m
1 stop
Delta Logo
6:40 am - 11:53 am
MCI
-
OAK
7h 13m
1 stop
$349Delta
mar, apr 21 - sab, apr 25

Frontier flights from California to Missouri

Our best Frontier deals on California to Missouri flight tickets
Frontier
Apr 16
LAS6:00 amLas Vegas Harry Reid Intl
11h 21m
1 stop
STL7:21 pmLambert-St Louis
Apr 20
STL3:21 pmLambert-St Louis
8h 11m
1 stop
LAS9:32 pmLas Vegas Harry Reid Intl
$160
Frontier
Apr 15
ONT12:59 amOntario
16h 22m
1 stop
STL7:21 pmLambert-St Louis
Apr 23
STL9:55 pmLambert-St Louis
12h 29m
1 stop
ONT8:24 amOntario
$162
Frontier
Apr 16
LAS3:35 pmLas Vegas Harry Reid Intl
3h 25m
STL9:00 pmLambert-St Louis
Apr 20
STL3:21 pmLambert-St Louis
8h 11m
1 stop
LAS9:32 pmLas Vegas Harry Reid Intl
$169

United Airlines flights from California to Missouri

Our best United Airlines deals on California to Missouri flight tickets
United Airlines
Apr 21
SAN4:09 pmSan Diego
5h 23m
1 stop
MCI11:32 pmKansas City
Apr 25
MCI5:17 pmKansas City
8h 42m
2 stops
SAN11:59 pmSan Diego
$224
United Airlines
Apr 7
SAN6:20 amSan Diego
7h 56m
2 stops
MCI4:16 pmKansas City
Apr 10
MCI4:06 pmKansas City
6h 06m
1 stop
SAN8:12 pmSan Diego
$282
United Airlines
Apr 4
SAN6:22 pmSan Diego
9h 28m
1 stop
STL5:50 amLambert-St Louis
Apr 7
STL6:30 amLambert-St Louis
6h 55m
1 stop
SAN11:25 amSan Diego
$297

momondo Fare Finder

 
Customize your flight search to find flights from California to Missouri 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 marzo 24, 2026.
Use the filters below to find and compare flights from California to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSt. Louis

ONT - STL

ONTSTL

Ontario

mer 4/15

12:59 am-7:21 pm

1 stop16h 22m

Lambert-St Louis

lun 4/20

9:55 pm-6:49 pm

1 stop22h 54m

$160

OntarioKansas City

ONT - MCI

ONTMCI

Ontario

ven 4/17

12:59 am-2:06 pm

1 stop11h 07m

Kansas City

sab 4/25

2:51 pm-11:55 pm

1 stop11h 04m

$160

Las VegasSt. Louis

LAS - STL

LASSTL

Las Vegas Harry Reid Intl

gio 4/16

6:00 am-7:21 pm

1 stop11h 21m

Lambert-St Louis

lun 4/20

3:21 pm-9:32 pm

1 stop8h 11m

$160

San DiegoSt. Louis

SAN - STL

SANSTL

San Diego

mar 5/26

10:40 pm-7:45 am

1 stop7h 05m

Lambert-St Louis

mar 6/2

5:30 am-8:55 am

1 stop5h 25m

$194

San DiegoKansas City

SAN - MCI

SANMCI

San Diego

mar 4/21

1:03 pm-11:59 pm

1 stop8h 56m

Kansas City

sab 4/25

2:11 pm-8:50 pm

1 stop8h 39m

$197

San DiegoKansas City

SAN - MCI

SANMCI

San Diego

sab 4/18

6:30 am-1:59 pm

1 stop5h 29m

Kansas City

mar 4/21

9:39 am-3:51 pm

1 stop8h 12m

$202

San DiegoKansas City

SAN - MCI

SANMCI

San Diego

mer 6/3

1:37 pm-11:08 pm

1 stop7h 31m

Kansas City

mer 6/10

2:56 pm-6:08 pm

1 stop5h 12m

$207
Quickest round-trip

OaklandKansas City

OAK - MCI

OAKMCI

Oakland

mer 4/22

5:45 am-12:55 pm

1 stop5h 10m

Kansas City

mer 4/22

2:55 pm-6:50 pm

1 stop5h 55m

$225

OaklandKansas City

OAK - MCI

OAKMCI

Oakland

ven 5/1

6:20 am-11:59 pm

1 stop15h 39m

Kansas City

lun 5/4

5:11 pm-8:53 am

1 stop17h 42m

$341

OaklandKansas City

OAK - MCI

OAKMCI

Oakland

mar 4/21

5:55 am-1:20 pm

1 stop5h 25m

Kansas City

sab 4/25

6:40 am-11:53 am

1 stop7h 13m

$349

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 Missouri from

How to get the cheapest flight ticket from California to Missouri

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 Missouri?

In general, October is the cheapest month to fly from California to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $339. If you aren’t able to travel to Missouri during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $361.

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

The cheapest day to depart from California to Missouri is on a Wednesday when prices can be found for as low as $388. Flights from California to Missouri on a Sunday will generally be more expensive and average around $449. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Missouri is in the evening. momondo users have found flights departing from California to Missouri in the evening for as low as $351. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly at noon, with an average ticket price of $433. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest California to Missouri flight route?

Fly from San Diego to Kansas City for the best California - Missouri flight prices

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

You are more likely to see cheaper flights to Missouri from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $399 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from California for as low as $310 on momondo.

What cabin class options are available on California to Missouri flights?

There are 4 cabin classes available to choose from on California to Missouri 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 Missouri flights?

No. A direct flight is the cheapest option for a flight between California to Missouri.

Cheap California to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Missouri

Best Price Found

$188

Fastest flight time

2h 44m

Direct flights

Every day

Airports in Missouri

55 airports
The best one-way flight to Missouri from California in the past 72 hours is $188. The best round-trip flight deal from California to Missouri found on momondo in the last 72 hours is $216.
The fastest flight from California to Missouri takes 2h 44m
Direct flights go from California to Missouri every day.
There are 55 airports in Missouri. From California there are direct flights to Kansas City (MCI), Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from California to Missouri?

    Prices for flights from California to Missouri were last updated today.

  • How many operators does momondo search for flights from California to Missouri?

  • How old do you have to be to fly from California to Missouri?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Missouri.

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

    The required travel and health documents for your Missouri 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 Missouri. 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 Missouri?

Best airlines flying from California to Missouri

Compare and see reviews for airlines that fly from California to Missouri with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $90Free CancellationRating
6.3
8,534 reviews
Search Spirit Airlines flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,322 reviews
Search Delta flights
FrontierPriceFrom $104Free CancellationRating
5.7
3,018 reviews
Search Frontier flights
Allegiant AirPriceFrom $128Free CancellationRating
7.3
710 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $169Free CancellationRating
7.1
11,491 reviews
Search American Airlines flights
SouthwestPriceFrom $206Free CancellationRating
8.0
4,331 reviews
Search Southwest flights
JetBluePriceFrom $209Free CancellationRating
7.2
2,904 reviews
Search JetBlue flights
United AirlinesPriceFrom $219Free CancellationRating
7.4
9,469 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $237Free CancellationRating
7.9
12,101 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from California to Missouri?

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

Can I find flights from California to Missouri with flexible booking policies on momondo?

All flight searches from California to Missouri on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from California to Missouri?

Once you have performed a search for California to Missouri flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of California to Missouri flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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