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Cheap flights from Los Angeles to San Juan from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to San Juan departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Los Angeles to San Juan

Cheap round-trip flights

Delta Logo
11:30 pm - 4:31 pmLAX-SJU
14h 01m2 stops
Delta Logo
5:41 pm - 12:33 amSJU-LAX
9h 52m1 stop
$275Delta
Find Deal
vie., sep. 26 - vie., oct. 3
Spirit Airlines Logo
12:09 am - 2:59 pmLAX-SJU
11h 50m1 stop
Spirit Airlines Logo
9:49 pm - 9:08 amSJU-LAX
15h 19m1 stop
$276Spirit Airlines
Find Deal
mié., oct. 29 - jue., nov. 6
Spirit Airlines Logo
11:53 pm - 1:44 amLAX-SJU
22h 51m2 stops
Spirit Airlines Logo
5:18 pm - 9:05 pmSJU-LAX
30h 47m2 stops
$277Spirit Airlines
Find Deal
vie., oct. 24 - vie., oct. 31
Frontier Logo
2:21 pm - 2:34 amLAX-SJU
9h 13m1 stop
Frontier Logo
12:06 pm - 8:36 pmSJU-LAX
11h 30m1 stop
$278Frontier
Find Deal
lun., sep. 15 - vie., sep. 19
Logo
9:20 am - 1:44 amLAX-SJU
13h 24m2 stops
Logo
9:19 pm - 8:28 amSJU-LAX
14h 09m1 stop
$281
Find Deal
vie., oct. 17 - vie., oct. 24
Logo
5:07 pm - 2:17 pmLAX-SJU
18h 10m1 stop
Logo
4:42 pm - 8:12 amSJU-LAX
18h 30m1 stop
$283
Find Deal
sáb., sep. 20 - sáb., sep. 27
Frontier Logo
4:51 pm - 2:11 pmLAX-SJU
18h 20m2 stops
Frontier Logo
9:26 pm - 12:13 pmSJU-LAX
17h 47m2 stops
$284Frontier
Find Deal
sáb., sep. 20 - mié., sep. 24
United Airlines Logo
5:05 am - 5:30 pmLAX-SJU
9h 25m1 stop
United Airlines Logo
4:55 pm - 12:45 amSJU-LAX
10h 50m1 stop
$291United Airlines
Find Deal
mar., sep. 30 - mar., oct. 7
United Airlines Logo
11:16 pm - 12:34 pmLAX-SJU
10h 18m1 stop
United Airlines Logo
1:05 am - 9:55 amSJU-LAX
11h 50m1 stop
$295United Airlines
Find Deal
sáb., sep. 20 - vie., sep. 26
Southwest Logo
10:35 am - 11:30 pmLAX-SJU
9h 55m1 stop
Southwest Logo
8:00 am - 7:20 pmSJU-LAX
14h 20m1 stop
$313Southwest
Find Deal
jue., sep. 25 - mié., oct. 1

Spirit Airlines flights from Los Angeles to San Juan

Our best Spirit Airlines deals on Los Angeles to San Juan flight tickets
Spirit Airlines
Oct 29
LAX12:09 amLos Angeles
11h 50m
1 stop
SJU2:59 pmSan Juan Luis Munoz Marin Intl
Nov 6
SJU9:49 pmSan Juan Luis Munoz Marin Intl
15h 19m
1 stop
LAX9:08 amLos Angeles
$276
Find similar
Spirit Airlines
Oct 24
LAX11:53 pmLos Angeles
22h 51m
2 stops
SJU1:44 amSan Juan Luis Munoz Marin Intl
Oct 31
SJU5:18 pmSan Juan Luis Munoz Marin Intl
30h 47m
2 stops
LAX9:05 pmLos Angeles
$277
Find similar
Spirit Airlines
Oct 25
LAX12:09 amLos Angeles
11h 50m
1 stop
SJU2:59 pmSan Juan Luis Munoz Marin Intl
Oct 30
SJU11:51 amSan Juan Luis Munoz Marin Intl
14h 57m
2 stops
LAX11:48 pmLos Angeles
$279
Find similar

Frontier flights from Los Angeles to San Juan

Our best Frontier deals on Los Angeles to San Juan flight tickets
Frontier
Sep 5
LAX2:46 pmLos Angeles
8h 48m
1 stop
SJU2:34 amSan Juan Luis Munoz Marin Intl
Sep 11
SJU9:26 pmSan Juan Luis Munoz Marin Intl
17h 55m
2 stops
LAX12:21 pmLos Angeles
$275
Find similar
Frontier
Sep 15
LAX2:21 pmLos Angeles
9h 13m
1 stop
SJU2:34 amSan Juan Luis Munoz Marin Intl
Sep 19
SJU12:06 pmSan Juan Luis Munoz Marin Intl
11h 30m
1 stop
LAX8:36 pmLos Angeles
$278
Find similar
Frontier
Sep 20
LAX4:51 pmLos Angeles
18h 20m
2 stops
SJU2:11 pmSan Juan Luis Munoz Marin Intl
Sep 24
SJU9:26 pmSan Juan Luis Munoz Marin Intl
17h 47m
2 stops
LAX12:13 pmLos Angeles
$284
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated agosto 31, 2025.
Use the filters below to find and compare flights from Los Angeles to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

vie. 9/26

11:30 pm-4:31 pm

2 stops14h 01m

San Juan Luis Munoz Marin Intl

vie. 10/3

5:41 pm-12:33 am

1 stop9h 52m

$275

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

mié. 10/29

12:09 am-2:59 pm

1 stop11h 50m

San Juan Luis Munoz Marin Intl

jue. 11/6

9:49 pm-9:08 am

1 stop15h 19m

$276

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

vie. 10/24

11:53 pm-1:44 am

2 stops22h 51m

San Juan Luis Munoz Marin Intl

vie. 10/31

5:18 pm-9:05 pm

2 stops30h 47m

$277

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

lun. 9/15

2:21 pm-2:34 am

1 stop9h 13m

San Juan Luis Munoz Marin Intl

vie. 9/19

12:06 pm-8:36 pm

1 stop11h 30m

$278

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

vie. 10/17

9:20 am-1:44 am

2 stops13h 24m

San Juan Luis Munoz Marin Intl

vie. 10/24

9:19 pm-8:28 am

1 stop14h 09m

$281

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

sáb. 9/20

5:07 pm-2:17 pm

1 stop18h 10m

San Juan Luis Munoz Marin Intl

sáb. 9/27

4:42 pm-8:12 am

1 stop18h 30m

$283

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

sáb. 9/20

4:51 pm-2:11 pm

2 stops18h 20m

San Juan Luis Munoz Marin Intl

mié. 9/24

9:26 pm-12:13 pm

2 stops17h 47m

$284

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

mar. 9/30

5:05 am-5:30 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

mar. 10/7

4:55 pm-12:45 am

1 stop10h 50m

$291

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

sáb. 9/20

11:16 pm-12:34 pm

1 stop10h 18m

San Juan Luis Munoz Marin Intl

vie. 9/26

1:05 am-9:55 am

1 stop11h 50m

$295

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

jue. 9/25

10:35 am-11:30 pm

1 stop9h 55m

San Juan Luis Munoz Marin Intl

mié. 10/1

8:00 am-7:20 pm

1 stop14h 20m

$313

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 San Juan from

How to get the cheapest flight ticket from Los Angeles to San Juan

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 San Juan?

If you’re not able to fly to San Juan in October, then April is your next best option. Flight prices from Los Angeles to San Juan during April average around $397.

What is the cheapest day to depart on your flight to San Juan?

The cheapest day to depart from Los Angeles to San Juan is on a Sunday when prices can be found for as low as $520. The most expensive day to fly to San Juan is Saturday, with ticket prices averaging around $538.

What is the cheapest time of day to depart on your flight to San Juan?

The cheapest time of day to fly to San Juan is at noon when flights can be purchased for as low as $388. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $481 on average. Flights to San Juan from Los Angeles in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Los Angeles to San Juan flight route?

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

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $468 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Los Angeles for as low as $416 on momondo.

What cabin class options are available on Los Angeles to San Juan flights?

There is only 1 cabin class available to choose from on Los Angeles to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Los Angeles to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to San Juan

Direct flights

None
There are no direct flights from Los Angeles to San Juan. There are no popular flight routes from Los Angeles to San Juan.
Search flight deals

  • How far is Los Angeles to San Juan by plane?

    San Juan is 3368.1 mi away from Los Angeles. A reasonable flight in good conditions will take 9h 13m.

  • When did momondo last update prices for flights from Los Angeles Airport to San Juan?

    Prices for flights from Los Angeles Airport to San Juan refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to San Juan?

  • How old do you have to be to fly from Los Angeles Airport to San Juan?

    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 Los Angeles Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Los Angeles to San Juan

Compare and see reviews for airlines that fly from Los Angeles to San Juan with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $144Free CancellationRating
5.8
3,202 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $225Free CancellationRating
6.3
8,013 reviews
Search Spirit Airlines flights
JetBluePriceFrom $306Free CancellationRating
7.2
2,920 reviews
Search JetBlue flights
DeltaPriceFrom $320Free CancellationRating
7.9
7,976 reviews
Search Delta flights
United AirlinesPriceFrom $321Free CancellationRating
7.4
8,942 reviews
Search United Airlines flights
American AirlinesPriceFrom $330Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $393Free CancellationRating
8.0
4,241 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from Los Angeles.

Can I find flights from Los Angeles to San Juan with flexible booking policies on momondo?

Yes. All flights to San Juan from Los Angeles on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Los Angeles to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Los Angeles to San Juan.

I’m not ready to book a flight from Los Angeles to San Juan right now. Can momondo alert me if prices change?

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

An easier way to manage your San Juan trip

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport