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San Juan

$90+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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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 November 26, 2025.

This Expedia deal was found by Cheapflights users on 11/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:20 pmLAS - SJU
1 stop24h 30mFrontier
Mon 12/153:55 amSJU - LAS
1 stop10h 28mFrontier
Deal found 11/24$204
This Priceline deal was found by Cheapflights users on 11/24. 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 12/910:20 pmLAS - SJU
1 stop24h 30mFrontier
Fri 12/123:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/24$213
This Priceline deal was found by Cheapflights users on 11/25. 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.
Thu 12/1110:20 pmLAS - SJU
1 stop24h 30mFrontier
Tue 12/163:55 amSJU - LAS
1 stop10h 28mFrontier
Deal found 11/25$217
This Priceline deal was found by Cheapflights users on 11/25. 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.
Mon 12/810:20 pmLAS - SJU
1 stop24h 30mFrontier
Sun 12/143:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/25$222
This Priceline deal was found by Cheapflights users on 11/24. 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 12/910:20 pmLAS - SJU
1 stop24h 30mMultiple Airlines
Tue 12/166:00 amSJU - LAS
1 stop15h 18mMultiple Airlines
Deal found 11/24$223
This Frontier deal was found by Cheapflights users on 11/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:32 pmLAS - SJU
1 stop12h 29mFrontier
Thu 12/43:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/25$229
This Priceline deal was found by Cheapflights users on 11/25. 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 12/610:20 pmLAS - SJU
1 stop24h 30mFrontier
Thu 12/113:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/25$236
This Priceline deal was found by Cheapflights users on 11/26. 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.
Fri 12/1210:20 pmLAS - SJU
1 stop24h 30mFrontier
Mon 12/1511:05 amSJU - LAS
1 stop27h 18mFrontier
Deal found 11/26$238
This Priceline deal was found by Cheapflights users on 11/24. 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.
Thu 12/410:20 pmLAS - SJU
1 stop24h 30mFrontier
Sun 12/73:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/24$243
This Priceline deal was found by Cheapflights users on 11/25. 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.
Fri 12/510:00 pmLAS - SJU
1 stop12h 58mFrontier
Thu 12/113:55 amSJU - LAS
1 stop9h 48mFrontier
Deal found 11/25$252
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 12/810:20 pmLAS - SJU
1 stop24h 30mMultiple Airlines
Mon 12/1510:42 amSJU - LAS
2 stops34h 36mMultiple Airlines
Deal found 11/25$255
This Kiwi.com deal was found by Cheapflights users on 11/24. 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.
Sat 12/1310:35 amLAX - SJU
1 stop8h 50mMultiple Airlines
Fri 12/1910:17 pmSJU - LAX
1 stop23h 46mMultiple Airlines
Deal found 11/24$264

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 November 26, 2025.

Round-trip from

$180
(Expedia)

One-way from

$90
(Frontier)

Popular in

December

Cheapest in

October

Average price

$498
From California to San Juan
Search Deals
One-way flight from California to San Juan
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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 November 26, 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

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 3/16

5:00 am-5:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Thu 3/19

1:05 am-10:12 am

1 stop12h 07m

$291

RenoSan Juan

RNO - SJU

RNOSJU

Reno

Wed 1/7

3:03 pm-1:41 pm

2 stops18h 38m

San Juan Luis Munoz Marin Intl

Wed 1/14

6:30 am-6:50 pm

2 stops16h 20m

$294

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 5/1

10:59 pm-4:23 pm

1 stop14h 24m

San Juan Luis Munoz Marin Intl

Tue 5/5

6:15 am-3:56 pm

1 stop12h 41m

$295

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 4/10

11:59 pm-2:20 pm

1 stop11h 21m

San Juan Luis Munoz Marin Intl

Wed 4/15

1:50 pm-10:27 pm

1 stop11h 37m

$295

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Thu 1/29

9:05 am-11:57 pm

1 stop10h 52m

San Juan Luis Munoz Marin Intl

Thu 2/19

7:30 am-5:45 pm

1 stop14h 15m

$295

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Thu 1/22

6:05 am-11:10 pm

1 stop13h 05m

San Juan Luis Munoz Marin Intl

Tue 1/27

6:00 am-2:30 pm

2 stops12h 30m

$297

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Thu 1/29

4:07 pm-3:35 pm

2 stops19h 28m

San Juan Luis Munoz Marin Intl

Thu 2/19

4:36 pm-11:51 pm

1 stop11h 15m

$297

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sat 1/31

10:45 pm-11:55 am

1 stop9h 10m

San Juan Luis Munoz Marin Intl

Mon 2/16

11:50 pm-9:46 am

1 stop13h 56m

$300

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 4/14

10:45 pm-10:04 am

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Tue 4/21

12:15 pm-11:58 pm

1 stop14h 43m

$300

SacramentoSan Juan

SMF - SJU

SMFSJU

Sacramento Intl

Tue 1/13

7:15 am-10:22 pm

1 stop11h 07m

San Juan Luis Munoz Marin Intl

Tue 1/27

2:25 pm-9:03 pm

1 stop10h 38m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

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, April is the cheapest month in which you can book a flight from California to San Juan (average of $128). Flying from California to San Juan in August is currently the most expensive (average of $269). 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 November 26, 2025.

One of the essential ways to save on airfare from California to San Juan is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

What is the cheapest day to fly from California to San Juan?

Use this chart to determine the cheapest time to fly round-trip from California to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their California to San Juan flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 American Airlines, Delta, and United Airlines fly from California to San Juan in about 9h 35m. The time it takes to get you to your destination can typically vary by up to 9h 03m. The distance between California and San Juan is about 3380 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 Frontier. According to our data, you can fly for as low as $90. Users have also found prices from $133 and $133 on American Airlines and United 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, April is the cheapest month in which you can book a flight from California to San Juan (average of $128). Flying from California to San Juan in August is currently the most expensive (average of $269). 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

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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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$399FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$125Average$401FlexibilityNo cancel feeOn-time65%
DeltaCheapest$240Average$525FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$286Average$934FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$291Average$559FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$291Average$579FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$317Average$491FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$382Average$596FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$478Average$585FlexibilityNo cancel feeOn-time75%

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