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Caribbean Islands

$168+ Cheap flights from California to Caribbean Islands

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from California to Caribbean Islands

Cheapest flights from California to Caribbean Islands
Explore the most affordable flight options available from California to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:56 pm
LAX
-
SJU
1 stop16h 41m
Frontier
Tue 10/136:05 am
SJU
-
LAX
1 stop15h 43m
Frontier
Deal found 5/19$338
This Priceline deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:03 pm
LAX
-
SJU
1 stop11h 13m
Frontier
Mon 9/149:03 am
SJU
-
LAX
1 stop12h 45m
Frontier
Deal found 5/19$356
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:56 pm
LAX
-
SJU
1 stop16h 41m
Frontier
Tue 10/206:05 am
SJU
-
LAX
1 stop15h 43m
Frontier
Deal found 5/20$358
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:56 pm
LAX
-
SJU
1 stop12h 20m
Frontier
Tue 10/136:05 am
SJU
-
LAX
1 stop15h 43m
Frontier
Deal found 5/18$370
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:05 am
ONT
-
SJU
1 stop12h 24m
Delta
Fri 8/2812:56 pm
SJU
-
ONT
1 stop11h 56m
Delta
Deal found 5/18$374
This Travelocity deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:00 pm
LAX
-
SJU
1 stop29h 57m
Frontier
Mon 8/104:05 pm
SJU
-
LAX
1 stop29h 07m
Frontier
Deal found 5/18$376
This Kiwi.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:56 pm
LAX
-
SJU
1 stop16h 41m
Frontier
Thu 10/229:03 am
SJU
-
LAX
1 stop12h 45m
Frontier
Deal found 5/20$378
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:00 am
LAX
-
SJU
1 stop9h 38m
United Airlines
Tue 9/292:00 pm
SJU
-
LAX
1 stop10h 07m
United Airlines
Deal found 5/18$381
This Kiwi.com deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:59 am
LAX
-
SJU
1 stop23h 59m
Frontier
Wed 7/293:06 am
SJU
-
LAX
1 stop18h 06m
Frontier
Deal found 5/16$383
This American Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:45 pm
SAN
-
SJU
1 stop12h 00m
American Airlines
Sat 10/243:42 pm
SJU
-
SAN
1 stop19h 36m
American Airlines
Deal found 5/18$384
This American Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:59 pm
ONT
-
SJU
1 stop12h 03m
American Airlines
Mon 9/217:05 pm
SJU
-
ONT
2 stops17h 24m
American Airlines
Deal found 5/18$384
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:59 pm
SAN
-
SJU
1 stop11h 09m
Delta
Fri 8/1412:56 pm
SJU
-
SAN
1 stop11h 23m
Delta
Deal found 5/20$385

Find flight deals from California to Caribbean Islands

Keep the following information in mind while searching for California to Caribbean Islands flight deals. Data was last updated May 21, 2026.

Round-trip from

$338
(Kiwi.com)

One-way from

$168
(Priceline)

Popular in

December

Cheapest in

October

Average price

$460
From California to Caribbean Islands
Search Deals
One-way flight from California to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Caribbean Islands 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, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
Use the filters below to find and compare flights from California to Caribbean Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 10/6

5:00 am-5:38 pm

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Tue 10/13

2:00 pm-10:42 pm

1 stop11h 42m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 10/20

7:10 pm-11:56 am

2 stops13h 46m

San Juan Luis Munoz Marin Intl

Tue 10/27

7:00 am-6:46 pm

2 stops14h 46m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 9/9

10:10 pm-12:13 pm

1 stop11h 03m

San Juan Luis Munoz Marin Intl

Mon 9/14

12:58 pm-10:44 pm

1 stop12h 46m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 9/2

10:10 pm-4:31 pm

1 stop15h 21m

San Juan Luis Munoz Marin Intl

Sat 9/5

1:06 pm-7:58 pm

1 stop9h 52m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 8/21

9:40 pm-11:46 am

1 stop11h 06m

San Juan Luis Munoz Marin Intl

Fri 8/28

2:59 pm-11:00 pm

1 stop11h 01m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 10/5

10:40 pm-1:21 pm

1 stop11h 41m

San Juan Luis Munoz Marin Intl

Thu 10/15

12:46 pm-11:03 pm

1 stop13h 17m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 10/7

9:40 pm-1:21 pm

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Thu 10/15

12:46 pm-8:18 pm

1 stop10h 32m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 9/23

6:20 am-10:00 pm

1 stop12h 40m

San Juan Luis Munoz Marin Intl

Tue 9/29

7:30 am-8:21 pm

2 stops15h 51m

$386

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 8/14

8:15 am-11:52 pm

1 stop12h 37m

San Juan Luis Munoz Marin Intl

Sat 8/29

6:48 am-5:20 pm

1 stop13h 32m

$390

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 10/21

7:30 pm-9:20 am

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Wed 10/28

5:35 am-6:45 pm

2 stops16h 10m

$436

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from California to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands from California with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from California to Caribbean Islands

What is the cheapest month to book a flight from California to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from California to Caribbean Islands (average of $521). Flying from California to Caribbean Islands in December is currently the most expensive (average of $757). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from California to Caribbean Islands?

To ensure you get the cheapest price possible for a flight from California to Caribbean Islands, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from California to Caribbean Islands. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from California to Caribbean Islands?

    United Airlines, Delta, and JetBlue can get you from California to Caribbean Islands in just under 9h 38m. Your travel time can differ by up to 4h 08m. California and Caribbean Islands are separated by a distance of 3380 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from California to Caribbean Islands one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $93. American Airlines flights start at $122 while deals on Delta start at $128 one-way.

  • Can I find deals for flights from California to Caribbean Islands that include hotel bookings?

    Yes. In addition to deals on California to Caribbean Islands flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Caribbean Islands?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Caribbean Islands.

  • Can I find deals for business class flights from California to Caribbean Islands?

    Yes. Cheapflights offers flight deals from California to Caribbean Islands by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from California to Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from California to Caribbean Islands (average of $521). Flying from California to Caribbean Islands in December is currently the most expensive (average of $757). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for California to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to Caribbean Islands

Discover the top 10 airlines that operate flights from California to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$134Average$459FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$607FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$168Average$469FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$182Average$608FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$189Average$609FlexibilityNo cancel feeOn-time70%
Sun Country AirCheapest$222Average$834FlexibilityNo cancel feeOn-time83%
JetBlueCheapest$254Average$595FlexibilityNo cancel feeOn-time62%
AviancaCheapest$258Average$552FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$296Average$671FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$351Average$661FlexibilityNo cancel feeOn-time75%

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