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Cheap flights from Los Angeles to San Juan from £144

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 28/7. 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 return flights

Enter your travel dates to find the best prices.
United Airlines Logo
05:00 - 17:38
LAX
-
SJU
9h 38m
1 stop
United Airlines Logo
13:25 - 21:14
SJU
-
LAX
10h 49m
1 stop
£282United Airlines
Wed, 21 Oct - Wed, 28 Oct
United Airlines Logo
05:00 - 17:38
LAX
-
SJU
9h 38m
1 stop
United Airlines Logo
01:00 - 08:57
SJU
-
LAX
10h 57m
1 stop
£285United Airlines
Sat, 19 Sep - Fri, 25 Sep
Delta Logo
07:00 - 23:56
LAX
-
SJU
13h 56m
1 stop
Delta Logo
13:06 - 23:48
SJU
-
LAX
13h 42m
1 stop
£288Delta
Tue, 20 Oct - Wed, 28 Oct
Southwest Logo
07:30 - 22:00
LAX
-
SJU
11h 30m
2 stops
Southwest Logo
06:35 - 14:30
SJU
-
LAX
10h 55m
1 stop
£292Southwest
Wed, 26 Aug - Sun, 30 Aug
Southwest Logo
07:30 - 21:05
LAX
-
SJU
10h 35m
2 stops
Southwest Logo
10:00 - 18:45
SJU
-
LAX
11h 45m
2 stops
£300Southwest
Tue, 1 Sep - Thu, 10 Sep
Southwest Logo
22:35 - 14:30
LAX
-
SJU
12h 55m
1 stop
Southwest Logo
15:20 - 22:40
SJU
-
LAX
10h 20m
1 stop
£308Southwest
Thu, 27 Aug - Thu, 3 Sep
JetBlue Logo
20:40 - 09:47
LAX
-
SJU
10h 07m
1 stop
JetBlue Logo
13:30 - 00:52
SJU
-
LAX
14h 22m
1 stop
£308JetBlue
Wed, 5 Aug - Thu, 6 Aug
Southwest Logo
07:30 - 21:05
LAX
-
SJU
10h 35m
2 stops
Southwest Logo
05:00 - 13:15
SJU
-
LAX
11h 15m
2 stops
£312Southwest
Tue, 18 Aug - Thu, 27 Aug
JetBlue Logo
20:40 - 09:56
LAX
-
SJU
10h 16m
1 stop
JetBlue Logo
16:58 - 23:57
SJU
-
LAX
9h 59m
1 stop
£313JetBlue
Tue, 25 Aug - Fri, 28 Aug
Southwest Logo
08:25 - 22:00
LAX
-
SJU
10h 35m
2 stops
Southwest Logo
14:35 - 23:10
SJU
-
LAX
11h 35m
2 stops
£319Southwest
Tue, 18 Aug - Thu, 17 Sep

JetBlue flights from Los Angeles to San Juan

Our best JetBlue deals on Los Angeles to San Juan flight tickets
JetBlue
5 Aug
LAX20:40Los Angeles Los Angeles
10h 07m
1 stop
SJU09:47San Juan Luis Munoz Marin Intl
6 Aug
SJU13:30San Juan Luis Munoz Marin Intl
14h 22m
1 stop
LAX00:52Los Angeles Los Angeles
£308
JetBlue
25 Aug
LAX20:40Los Angeles Los Angeles
10h 16m
1 stop
SJU09:56San Juan Luis Munoz Marin Intl
28 Aug
SJU16:58San Juan Luis Munoz Marin Intl
9h 59m
1 stop
LAX23:57Los Angeles Los Angeles
£313
JetBlue
4 Jul
LAX08:50Los Angeles Los Angeles
9h 02m
1 stop
SJU20:52San Juan Luis Munoz Marin Intl
11 Jul
SJU05:01San Juan Luis Munoz Marin Intl
10h 47m
1 stop
LAX12:48Los Angeles Los Angeles
£393

United Airlines flights from Los Angeles to San Juan

Our best United Airlines deals on Los Angeles to San Juan flight tickets
United Airlines
21 Oct
LAX05:00Los Angeles Los Angeles
9h 38m
1 stop
SJU17:38San Juan Luis Munoz Marin Intl
28 Oct
SJU13:25San Juan Luis Munoz Marin Intl
10h 49m
1 stop
LAX21:14Los Angeles Los Angeles
£282
United Airlines
19 Sept
LAX05:00Los Angeles Los Angeles
9h 38m
1 stop
SJU17:38San Juan Luis Munoz Marin Intl
25 Sept
SJU01:00San Juan Luis Munoz Marin Intl
10h 57m
1 stop
LAX08:57Los Angeles Los Angeles
£285
United Airlines
6 Aug
LAX05:00Los Angeles Los Angeles
9h 38m
1 stop
SJU17:38San Juan Luis Munoz Marin Intl
10 Aug
SJU13:40San Juan Luis Munoz Marin Intl
12h 15m
1 stop
LAX22:55Los Angeles Los Angeles
£335

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 14 May 2026.
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

Cheapest return flight

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Wed 21/10

05:00-17:38

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Wed 28/10

13:25-21:14

1 stop10h 49m

£282

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Sat 19/9

05:00-17:38

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Fri 25/9

01:00-08:57

1 stop10h 57m

£285

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Tue 20/10

07:00-23:56

1 stop13h 56m

San Juan Luis Munoz Marin Intl

Wed 28/10

13:06-23:48

1 stop13h 42m

£288

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Wed 26/8

07:30-22:00

2 stops11h 30m

San Juan Luis Munoz Marin Intl

Sun 30/8

06:35-14:30

1 stop10h 55m

£292

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Tue 1/9

07:30-21:05

2 stops10h 35m

San Juan Luis Munoz Marin Intl

Thu 10/9

10:00-18:45

2 stops11h 45m

£300

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Thu 27/8

22:35-14:30

1 stop12h 55m

San Juan Luis Munoz Marin Intl

Thu 3/9

15:20-22:40

1 stop10h 20m

£308

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Wed 5/8

20:40-09:47

1 stop10h 07m

San Juan Luis Munoz Marin Intl

Thu 6/8

13:30-00:52

1 stop14h 22m

£308

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Tue 18/8

07:30-21:05

2 stops10h 35m

San Juan Luis Munoz Marin Intl

Thu 27/8

05:00-13:15

2 stops11h 15m

£312
Fastest return journey

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Tue 25/8

20:40-09:56

1 stop10h 16m

San Juan Luis Munoz Marin Intl

Fri 28/8

16:58-23:57

1 stop9h 59m

£313

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles Los Angeles

Tue 18/8

08:25-22:00

2 stops10h 35m

San Juan Luis Munoz Marin Intl

Thu 17/9

14:35-23:10

2 stops11h 35m

£319

Flights are sorted by cheapest return 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 typical price of a round-trip flight between Los Angeles and San Juan?

What is the cheapest month to fly to San Juan?

The cheapest month to fly to San Juan from Los Angeles is in October. Flight prices, which tend to average around £101, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to San Juan from Los Angeles during July instead. Flights to San Juan in July, while not as cheap as those in October, still average around £115.

How far in advance should I book a flight from Los Angeles 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 £339 when searching weeks before you fly. 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 £312 on momondo.

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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Los Angeles to San Juan takes 11h 20m
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

Frequently asked questions about flying from Los Angeles to San Juan

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

    There are 3368.1 mi between Los Angeles Los Angeles and San Juan. Flights usually cover this in 11h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Los Angeles Los Angeles Airport to San Juan were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Los Angeles Airport to San Juan.

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

    The necessary travel and health documents for your San Juan trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to San Juan . Millions of users trust and use momondo every year so you are in good hands.

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 helps you find the best flight between Los Angeles and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Los Angeles and alert you 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 Luis Munoz Marin Intl Airport