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$124+ Cheap flights from California to San Juan

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from California to San Juan

Keep the following information in mind while searching for California to San Juan flight deals. Data was last updated August 18, 2025.

Round-trip from

$240
(FlightHub)

One-way from

$124
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$489
From California to San Juan
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One-way flight from California to San Juan
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Highest demand for flights based on searches. 11% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from California to San Juan

Cheapest flights from California to San Juan
Explore the most affordable flight options available from California to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:34 amLAS - SJU
2 stops25h 49mSpirit Airlines
Sat 11/156:00 amSJU - LAS
2 stops16h 48mSpirit Airlines
Deal found 8/18$240
This Cheapflightsfares deal was found by Cheapflights users on 8/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:15 amLAS - SJU
1 stop11h 31mSpirit Airlines
Mon 12/86:00 amSJU - LAS
1 stop19h 51mSpirit Airlines
Deal found 8/16$264
This SmartFares deal was found by Cheapflights users on 8/17. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:59 pmLAS - SJU
2 stops22h 45mSpirit Airlines
Tue 10/283:19 pmSJU - LAS
2 stops24h 14mSpirit Airlines
Deal found 8/17$265
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:28 pmLAS - SJU
1 stop12h 15mSpirit Airlines
Mon 9/2910:42 amSJU - LAS
1 stop10h 56mSpirit Airlines
Deal found 8/17$266
This Priceline deal was found by Cheapflights users on 8/17. 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.
Sat 9/1310:28 pmLAS - SJU
1 stop12h 15mSpirit Airlines
Sun 9/283:22 pmSJU - LAS
1 stop10h 23mSpirit Airlines
Deal found 8/17$270
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:28 pmLAS - SJU
1 stop12h 15mMultiple Airlines
Mon 9/293:39 amSJU - LAS
1 stop15h 00mMultiple Airlines
Deal found 8/17$271
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:02 pmLAS - SJU
1 stop8h 17mMultiple Airlines
Sat 11/156:00 amSJU - LAS
1 stop19h 51mMultiple Airlines
Deal found 8/17$273
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/278:30 amLAS - SJU
2 stops12h 07mAmerican Airlines
Tue 9/306:10 amSJU - LAS
2 stops15h 05mAmerican Airlines
Deal found 8/17$275
This Delta deal was found by Cheapflights users on 8/18. 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 10/247:35 pmLAX - SJU
2 stops13h 01mDelta
Tue 11/46:43 pmSJU - LAX
1 stop9h 48mDelta
Deal found 8/18$275
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:50 pmLAX - SJU
2 stops14h 53mMultiple Airlines
Fri 9/2612:06 pmSJU - LAX
1 stop11h 30mMultiple Airlines
Deal found 8/17$276
This FlightHub deal was found by Cheapflights users on 8/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:09 pmLAX - SJU
2 stops18h 47mSpirit Airlines
Mon 9/2910:42 amSJU - LAX
1 stop14h 15mSpirit Airlines
Deal found 8/18$278
This Mytrip deal was found by Cheapflights users on 8/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2011:10 pmLAX - SJU
1 stop12h 07mSpirit Airlines
Fri 9/2611:59 amSJU - LAX
3 stops23h 49mSpirit Airlines
Deal found 8/17$279

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to San Juan 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 August 18, 2025.
Use the filters below to find and compare flights from California to San Juan that are best for you.

Fly from

California

Fly to

San Juan

Route

Depart

Return

Price

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Thu 11/6

10:34 am-4:23 pm

2 stops25h 49m

San Juan Luis Munoz Marin Intl

Sat 11/15

6:00 am-6:48 pm

2 stops16h 48m

$240

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Mon 10/20

11:59 pm-1:44 am

2 stops22h 45m

San Juan Luis Munoz Marin Intl

Tue 10/28

3:19 pm-12:33 pm

2 stops24h 14m

$265

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Sat 9/27

10:28 pm-1:43 pm

1 stop12h 15m

San Juan Luis Munoz Marin Intl

Mon 9/29

10:42 am-6:38 pm

1 stop10h 56m

$266

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Sat 9/13

10:28 pm-1:43 pm

1 stop12h 15m

San Juan Luis Munoz Marin Intl

Sun 9/28

3:22 pm-10:45 pm

1 stop10h 23m

$270

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Fri 11/7

11:02 pm-11:19 am

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Sat 11/15

6:00 am-6:48 pm

2 stops16h 48m

$271

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Sat 9/27

10:28 pm-1:43 pm

1 stop12h 15m

San Juan Luis Munoz Marin Intl

Mon 9/29

3:39 am-3:39 pm

1 stop15h 00m

$271

Las VegasSan Juan

LAS - SJU

LASSJU

Las Vegas Harry Reid Intl

Tue 11/4

11:02 pm-11:19 am

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Sat 11/15

6:00 am-9:51 pm

1 stop19h 51m

$273

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 10/1

7:50 pm-1:43 pm

2 stops14h 53m

San Juan Luis Munoz Marin Intl

Sat 10/4

12:28 am-8:36 pm

1 stop23h 08m

$280

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 8/29

6:45 am-9:11 pm

2 stops11h 26m

San Juan Luis Munoz Marin Intl

Thu 9/4

4:42 pm-8:42 am

1 stop19h 00m

$282

SacramentoSan Juan

SMF - SJU

SMFSJU

Sacramento Intl

Wed 1/14

6:13 am-10:14 pm

1 stop12h 01m

San Juan Luis Munoz Marin Intl

Wed 1/21

6:45 am-6:22 pm

1 stop15h 37m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 60 results
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Best time to book a flight from California to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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 San Juan

What is the cheapest month to book a flight from California to San Juan?

Currently, September is the cheapest month in which you can book a flight from California to San Juan (average of $254). Flying from California to San Juan in June is currently the most expensive (average of $339). 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.

What is the cheapest time of day to fly from CA to SJU?

Find hourly flight availability from California to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

When flying from California to San Juan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from California to San Juan. 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 San Juan?

    Airlines like Spirit Airlines, American Airlines, and Delta fly from California to San Juan in about 12h 01m. The time it takes to get you to your destination can typically vary by up to 13h 48m. The distance between California and San Juan is about 3588 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from California to San Juan one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $124. Users have also found prices from $131 and $138 on Frontier and American Airlines, respectively.

  • What are the most popular routes from California to San Juan?

    While some choose either San Francisco - San Juan Luis Munoz Marin Intl or San Diego - San Juan Luis Munoz Marin Intl, Los Angeles - San Juan Luis Munoz Marin Intl is the most popular route from California to San Juan.

  • Can I find deals for flights from California to San Juan that include hotel bookings?

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

  • How can I find direct flights from California to San Juan?

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

  • Can I find deals for business class flights from California to San Juan?

    Yes. Cheapflights offers flight deals from California to San Juan 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 San Juan?

    Currently, September is the cheapest month in which you can book a flight from California to San Juan (average of $254). Flying from California to San Juan in June is currently the most expensive (average of $339). 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 San Juan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from California to San Juan

Discover the top 9 airlines that operate flights from California to San Juan. 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$384FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$168Average$375FlexibilityNo cancel feeOn-time65%
DeltaCheapest$242Average$552FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$280Average$476FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$291Average$570FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$319Average$567FlexibilityNo cancel feeOn-time69%
Sun Country AirCheapest$337Average$904FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$382Average$607FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$473Average$584FlexibilityNo cancel feeOn-time75%

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