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Cheap flights from California to Puerto Rico from $126

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 Puerto Rico departing on 10/30. 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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Find the cheapest flights from California to Puerto Rico

Cheap round-trip flights

Spirit Airlines Logo
12:15 am - 8:44 pmLAS-SJU
16h 29m1 stop
Spirit Airlines Logo
6:00 am - 9:51 pmSJU-LAS
19h 51m1 stop
$255Spirit Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15
Frontier Logo
10:35 pm - 2:54 pmLAS-SJU
12h 19m1 stop
Frontier Logo
3:59 pm - 9:30 pmSJU-LAS
33h 31m1 stop
$266Frontier
Find Deal
Mon, Dec 8 - Thu, Dec 11
Delta Logo
6:35 am - 9:59 pmSJC-SJU
12h 24m1 stop
Delta Logo
12:46 pm - 10:58 pmSJU-SJC
13h 12m1 stop
$275Delta
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Sun, Oct 26 - Thu, Oct 30
Logo
7:35 am - 1:58 amLAX-SJU
15h 23m1 stop
Logo
2:49 am - 8:28 amSJU-LAX
32h 39m1 stop
$277
Find Deal
Tue, Sep 30 - Mon, Oct 6
Logo
6:30 am - 9:52 amLAS-SJU
23h 22m2 stops
Logo
9:00 am - 10:31 amSJU-LAS
29h 31m1 stop
$279
Find Deal
Thu, Nov 6 - Sat, Nov 15
American Airlines Logo
6:13 am - 10:10 pmLAS-SJU
12h 57m1 stop
American Airlines Logo
3:00 pm - 10:53 pmSJU-LAS
10h 53m1 stop
$295American Airlines
Find Deal
Wed, Oct 15 - Fri, Oct 24
American Airlines Logo
6:20 am - 11:59 pmSAN-SJU
14h 39m1 stop
American Airlines Logo
5:30 am - 6:37 pmSJU-SAN
16h 07m1 stop
$295American Airlines
Find Deal
Fri, Oct 24 - Tue, Oct 28
United Airlines Logo
12:25 am - 2:40 pmLAX-SJU
11h 15m1 stop
United Airlines Logo
4:52 pm - 11:59 pmSJU-LAX
11h 07m1 stop
$295United Airlines
Find Deal
Mon, Oct 27 - Fri, Nov 7
Delta Logo
7:00 am - 11:49 pmSMF-SJU
12h 49m1 stop
Delta Logo
3:30 pm - 11:06 pmSJU-SMF
11h 36m1 stop
$303Delta
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Wed, Jan 21 - Tue, Feb 3
United Airlines Logo
5:00 am - 5:25 pmLAX-SJU
9h 25m1 stop
United Airlines Logo
2:05 am - 11:37 amSJU-LAX
12h 32m1 stop
$318United Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 1

Frontier flights from California to Puerto Rico

Our best Frontier deals on California to Puerto Rico flight tickets
Frontier
Dec 8
LAS10:35 pmLas Vegas Harry Reid Intl
12h 19m
1 stop
SJU2:54 pmSan Juan Luis Munoz Marin Intl
Dec 11
SJU3:59 pmSan Juan Luis Munoz Marin Intl
33h 31m
1 stop
LAS9:30 pmLas Vegas Harry Reid Intl
$266
Find similar
Frontier
Oct 17
LAS9:27 pmLas Vegas Harry Reid Intl
14h 57m
1 stop
SJU3:24 pmSan Juan Luis Munoz Marin Intl
Oct 19
SJU6:22 amSan Juan Luis Munoz Marin Intl
30h 12m
1 stop
LAS9:34 amLas Vegas Harry Reid Intl
$272
Find similar
Frontier
Sep 22
LAX9:31 pmLos Angeles
11h 30m
1 stop
SJU12:01 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU12:28 amSan Juan Luis Munoz Marin Intl
23h 08m
1 stop
LAX8:36 pmLos Angeles
$275
Find similar

United Airlines flights from California to Puerto Rico

Our best United Airlines deals on California to Puerto Rico flight tickets
United Airlines
Oct 27
LAX12:25 amLos Angeles
11h 15m
1 stop
SJU2:40 pmSan Juan Luis Munoz Marin Intl
Nov 7
SJU4:52 pmSan Juan Luis Munoz Marin Intl
11h 07m
1 stop
LAX11:59 pmLos Angeles
$295
Find similar
United Airlines
Oct 31
LAX5:00 amLos Angeles
9h 25m
1 stop
SJU5:25 pmSan Juan Luis Munoz Marin Intl
Nov 1
SJU2:05 amSan Juan Luis Munoz Marin Intl
12h 32m
1 stop
LAX11:37 amLos Angeles
$318
Find similar
United Airlines
Oct 27
SMF8:33 pmSacramento Intl
12h 44m
2 stops
SJU12:17 pmSan Juan Luis Munoz Marin Intl
Nov 1
SJU7:30 amSan Juan Luis Munoz Marin Intl
13h 00m
2 stops
SMF5:30 pmSacramento Intl
$325
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California to Puerto Rico 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 September 15, 2025.
Use the filters below to find and compare flights from California to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Wed 11/5

12:15 am-8:44 pm

1 stop16h 29m

San Juan Luis Munoz Marin Intl

Sat 11/15

6:00 am-9:51 pm

1 stop19h 51m

$255

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Mon 12/8

10:35 pm-2:54 pm

1 stop12h 19m

San Juan Luis Munoz Marin Intl

Thu 12/11

3:59 pm-9:30 pm

1 stop33h 31m

$266

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Sun 10/26

6:35 am-9:59 pm

1 stop12h 24m

San Juan Luis Munoz Marin Intl

Thu 10/30

12:46 pm-10:58 pm

1 stop13h 12m

$275

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 9/30

7:35 am-1:58 am

1 stop15h 23m

San Juan Luis Munoz Marin Intl

Mon 10/6

2:49 am-8:28 am

1 stop32h 39m

$277

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Thu 11/6

6:30 am-9:52 am

2 stops23h 22m

San Juan Luis Munoz Marin Intl

Sat 11/15

9:00 am-10:31 am

1 stop29h 31m

$279

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Wed 10/15

6:13 am-10:10 pm

1 stop12h 57m

San Juan Luis Munoz Marin Intl

Fri 10/24

3:00 pm-10:53 pm

1 stop10h 53m

$295

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 10/24

6:20 am-11:59 pm

1 stop14h 39m

San Juan Luis Munoz Marin Intl

Tue 10/28

5:30 am-6:37 pm

1 stop16h 07m

$295

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 10/27

12:25 am-2:40 pm

1 stop11h 15m

San Juan Luis Munoz Marin Intl

Fri 11/7

4:52 pm-11:59 pm

1 stop11h 07m

$295

SacramentoSan Juan

SMF - SJU

SMFSJU

Sacramento Intl

Wed 1/21

7:00 am-11:49 pm

1 stop12h 49m

San Juan Luis Munoz Marin Intl

Tue 2/3

3:30 pm-11:06 pm

1 stop11h 36m

$303

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 10/31

5:00 am-5:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Sat 11/1

2:05 am-11:37 am

1 stop12h 32m

$318

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 Puerto Rico from

How to get the cheapest flight ticket from California to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in October, then you should wait until April to fly from California, when ticket prices are also cheap, with an average price of $397.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from California is on a Sunday. momondo users have found tickets for Sunday departures for as low as $520. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Saturday, with ticket prices averaging around $538.

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

Our most recent data shows that the best time of day to fly to Puerto Rico is at noon. Flights from California to Puerto Rico during this time can be as low as $388. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $481.

What is the cheapest California to Puerto Rico flight route?

Fly from Los Angeles to San Juan Luis Munoz Marin Intl for the best California - Puerto Rico flight prices

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $469 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from California for as low as $419 on momondo.

What cabin class options are available on California to Puerto Rico flights?

There is only 1 cabin class available to choose from on California to Puerto Rico 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 Puerto Rico flights?

You could potentially save up to 16% on your flight if you consider stops on a California to Puerto Rico flight.

Cheap California to Puerto Rico flight deals and tips

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

Fastest flight time

8h 27m

Direct flights

Sun

Airports in Puerto Rico

1 airport
The fastest flight from California to Puerto Rico takes 8h 27m
Direct flights go from California to Puerto Rico on Sunday. There are no airlines offering direct flights.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
Search flight deals

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

    Prices for flights from California to Puerto Rico are refreshed on a daily basis.

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

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

    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 Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The required travel and health documents for your Puerto Rico 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 Puerto Rico. 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 Puerto Rico?

Best airlines flying from California to Puerto Rico

Compare and see reviews for airlines that fly from California to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $73Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $125Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
DeltaPriceFrom $240Free CancellationRating
7.9
7,954 reviews
Search Delta flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
United AirlinesPriceFrom $275Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
American AirlinesPriceFrom $291Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Sun Country AirPriceFrom $310Free CancellationRating
6.9
330 reviews
Search Sun Country Air flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $474Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to Puerto Rico. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Puerto Rico from California which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from California to Puerto Rico?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Puerto Rico from California.

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

If you are not ready to book a flight from California to Puerto Rico now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Puerto Rico and let you know when they change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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