San Juan

$133+ Cheap flights from Los Angeles (LAX) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Oct 17 — Oct 241
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Cheapflights Tip: The best prices from Los Angeles to San Juan are usually found in October or April, booked 13 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Los Angeles to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$275
(Kiwi.com)

One-way from

$133
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$445
From Los Angeles to San Juan
One-way flight from Los Angeles to San Juan
Highest demand for flights based on searches. 11% potential increase in price ($59 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Average for round-trip flights in September 2025

Find flight deals from Los Angeles to San Juan

Cheapest flights from Los Angeles to San Juan
Explore the most affordable flight options available from Los Angeles to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/229:31 pmLAX - SJU
1 stop11h 30mFrontier
Sat 9/2712:28 amSJU - LAX
1 stop23h 08mFrontier
Deal found 9/15$275
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Thu 10/3011:53 pmLAX - SJU
2 stops22h 51mSpirit Airlines
Mon 11/38:43 pmSJU - LAX
2 stops27h 55mSpirit Airlines
Deal found 9/15$276
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Fri 10/316:54 pmLAX - SJU
1 stop18h 29mSpirit Airlines
Thu 11/69:49 pmSJU - LAX
1 stop15h 19mSpirit Airlines
Deal found 9/17$277
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:09 amLAX - SJU
1 stop11h 50mSpirit Airlines
Thu 10/2311:51 amSJU - LAX
2 stops23h 15mSpirit Airlines
Deal found 9/16$278
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Wed 10/16:41 pmLAX - SJU
1 stop18h 37mSpirit Airlines
Mon 10/62:49 amSJU - LAX
3 stops21h 36mSpirit Airlines
Deal found 9/17$279
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/212:27 pmLAX - SJU
1 stop9h 03mMultiple Airlines
Mon 10/278:00 amSJU - LAX
1 stop10h 52mMultiple Airlines
Deal found 9/15$280
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:07 pmLAX - SJU
1 stop18h 10mSpirit Airlines
Mon 10/68:00 amSJU - LAX
1 stop10h 52mSpirit Airlines
Deal found 9/16$281
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Mon 10/2011:53 pmLAX - SJU
2 stops22h 51mSpirit Airlines
Thu 10/2311:51 amSJU - LAX
2 stops23h 15mSpirit Airlines
Deal found 9/15$282
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/512:57 amLAX - SJU
1 stop15h 47mMultiple Airlines
Mon 11/104:31 pmSJU - LAX
1 stop20h 40mMultiple Airlines
Deal found 9/14$283
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Sun 9/219:31 pmLAX - SJU
1 stop10h 30mFrontier
Thu 9/2512:06 pmSJU - LAX
1 stop11h 30mFrontier
Deal found 9/15$284
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sat 10/2512:09 amLAX - SJU
1 stop11h 50mSpirit Airlines
Fri 11/71:35 pmSJU - LAX
2 stops23h 26mSpirit Airlines
Deal found 9/16$285
This CheapOair deal was found by Cheapflights users on 9/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/172:27 pmLAX - SJU
1 stop9h 03mFrontier
Tue 10/211:17 pmSJU - LAX
1 stop22h 11mFrontier
Deal found 9/16$286

Cheapflights Fare Finder

 
Customize your flight search to find flights from Los Angeles 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 September 17, 2025.
Use the filters below to find and compare flights from Los Angeles to San Juan that are best for you.

Fly from

Los Angeles

Fly to

San Juan

Route

Depart

Return

Price

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 10/26

5:00 am-5:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Tue 10/28

4:50 pm-12:59 am

1 stop11h 09m

$291

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 10/29

5:00 am-5:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Fri 11/7

4:52 pm-11:59 pm

1 stop11h 07m

$291

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 10/19

5:05 am-5:30 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Wed 10/22

4:55 pm-12:45 am

1 stop10h 50m

$291

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 11/18

10:35 pm-11:35 am

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Tue 12/2

11:34 am-4:46 pm

1 stop9h 12m

$350

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 10/20

10:35 pm-2:54 pm

1 stop13h 19m

San Juan Luis Munoz Marin Intl

Wed 11/5

4:00 pm-11:02 pm

1 stop11h 02m

$350

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 9/30

8:35 pm-12:42 pm

1 stop13h 07m

San Juan Luis Munoz Marin Intl

Wed 10/8

2:25 pm-1:41 am

1 stop14h 16m

$375

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 10/19

5:05 am-5:30 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Wed 11/5

2:25 pm-8:47 pm

1 stop10h 22m

$376

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 10/22

8:45 am-8:38 pm

1 stop8h 53m

San Juan Luis Munoz Marin Intl

Tue 11/4

2:05 am-10:37 am

1 stop12h 32m

$379

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sat 11/8

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Tue 11/11

2:05 am-10:37 am

1 stop12h 32m

$382

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 10/17

10:39 pm-12:16 pm

1 stop10h 37m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 20 results
1
2

Best time to book a flight from Los Angeles to San Juan

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

How far ahead should I book a flight from Los Angeles to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to San Juan. Price data was last updated on September 12, 2025.

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Los Angeles to San Juan (average of $254). Flying from Los Angeles 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 LAX to SJU?

Find hourly flight availability from Los Angeles 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 September 17, 2025.

When flying from Los Angeles to San Juan, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 20% versus a flight at noon.

What is the cheapest day to fly from Los Angeles to San Juan?

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

Travelers seeking maximum savings on their Los Angeles to San Juan flight should consider departing on Saturday at noon 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.

How much does it cost to fly round-trip from Los Angeles to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with United Airlines, American Airlines, and JetBlue from Los Angeles to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Overall

7.4

Boarding

7.7

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Los Angeles to San Juan?

    If you book a flight to San Juan from Los Angeles, you will be flying from Los Angeles, which is the city’s only airport. Los Angeles (LAX) is located 9.4 mi from the center of Los Angeles. There are 0 flights from Los Angeles to San Juan per day from 7 different airlines.

  • How long is the flight from Los Angeles to San Juan?

    Airlines like United Airlines and JetBlue fly from Los Angeles to San Juan in about 9h. The time it takes to get you to your destination can typically vary by up to 25m. There are 3380 mi between Los Angeles and San Juan. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Los Angeles to San Juan round-trip?

    Our cheapest airline available from Los Angeles to San Juan is Frontier. Our recent data shows that you can find tickets from as low as $146 on this airline. Additional options worth looking into are Spirit Airlines and United Airlines, starting at $230 and $312 round-trip. Frontier is currently priced 68% below the average price you’ll pay for this route.

  • Where are the most common layover locations when flying from Los Angeles to San Juan?

  • What are some popular things to do or see while on a layover in Miami?

    Most Miami visitors opt to spend their time experiencing Wynwood Art District, Bayfront Park, and Kaseya Center. Wynwood Art District, Bayfront Park and Kaseya Center are located about 5.5 mi, 6.4 mi, and 6.2 mi, respectively from Miami if you are interested in checking them out. Travelers in need of a car in Miami can rent one for about $24 per day.

  • What are some popular points of interest to see during a layover in Atlanta?

    Atlanta travelers tend to visit Georgia Aquarium, Tabernacle, and Fox Theatre more than any other notable places. Georgia Aquarium, Tabernacle and Fox Theatre are located about 8.6 mi, 8.3 mi, and 9.3 mi, respectively from Atlanta Hartsfield-Jackson if you are interested in checking them out. Travelers can rent a car at Atlanta Hartsfield-Jackson for an average daily rate of $52 to make sightseeing during their layover a little easier.

  • What are points of interest worth seeing during a layover in Orlando?

    Orlando travelers tend to visit Walt Disney World Resort, Universal Orlando Resort, and International Drive more than any other attractions. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be accessed by traveling approximately 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Travelers can rent a car at Orlando for an average daily rate of $27 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Los Angeles to San Juan flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Los Angeles 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 Los Angeles to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Los Angeles to San Juan (average of $254). Flying from Los Angeles 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.

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Alternative routes for Los Angeles to San Juan

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Los Angeles to San Juan

Discover the top 7 airlines that operate flights from Los Angeles 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$146Average$323FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$230Average$383FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$312Average$538FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$317Average$519FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$549FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$331Average$527FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$398Average$539FlexibilityNo cancel feeOn-time63%

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