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Cheap flights from Los Angeles to San Juan from £103

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 6/12. 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

United Airlines Logo
05:00 - 18:25LAX-SJU
9h 25m1 stop
United Airlines Logo
02:05 - 10:37SJU-LAX
12h 32m1 stop
£209United Airlines
Find Deal
Mon, 3 Nov - Mon, 3 Nov
United Airlines Logo
10:30 - 00:36LAX-SJU
10h 06m1 stop
United Airlines Logo
08:30 - 17:09SJU-LAX
12h 39m2 stops
£213United Airlines
Find Deal
Mon, 3 Nov - Tue, 4 Nov
United Airlines Logo
05:00 - 17:25LAX-SJU
9h 25m1 stop
United Airlines Logo
17:50 - 00:59SJU-LAX
11h 09m1 stop
£213United Airlines
Find Deal
Tue, 28 Oct - Fri, 7 Nov
United Airlines Logo
00:25 - 14:40LAX-SJU
11h 15m1 stop
United Airlines Logo
16:52 - 23:59SJU-LAX
11h 07m1 stop
£216United Airlines
Find Deal
Mon, 27 Oct - Fri, 7 Nov
Southwest Logo
19:40 - 10:25LAX-SJU
10h 45m2 stops
Southwest Logo
05:40 - 12:25SJU-LAX
10h 45m1 stop
£237Southwest
Find Deal
Wed, 10 Dec - Sun, 14 Dec
JetBlue Logo
09:00 - 23:47LAX-SJU
10h 47m1 stop
JetBlue Logo
01:59 - 11:22SJU-LAX
13h 23m1 stop
£254JetBlue
Find Deal
Tue, 3 Mar - Tue, 3 Mar
Southwest Logo
06:50 - 20:55LAX-SJU
10h 05m2 stops
Southwest Logo
12:10 - 20:55SJU-LAX
12h 45m2 stops
£256Southwest
Find Deal
Wed, 21 Jan - Wed, 28 Jan
JetBlue Logo
22:35 - 11:35LAX-SJU
9h 00m1 stop
JetBlue Logo
11:34 - 16:46SJU-LAX
9h 12m1 stop
£257JetBlue
Find Deal
Tue, 18 Nov - Tue, 2 Dec
JetBlue Logo
13:05 - 03:55LAX-SJU
10h 50m1 stop
JetBlue Logo
05:00 - 14:20SJU-LAX
12h 20m1 stop
£258JetBlue
Find Deal
Thu, 5 Mar - Tue, 10 Mar
Southwest Logo
05:55 - 00:15LAX-SJU
15h 20m2 stops
Southwest Logo
06:10 - 17:40SJU-LAX
14h 30m1 stop
£279Southwest
Find Deal
Sun, 26 Oct - Tue, 28 Oct

United Airlines flights from Los Angeles to San Juan

Our best United Airlines deals on Los Angeles to San Juan flight tickets
United Airlines
3 Nov
LAX05:00Los Angeles
9h 25m
1 stop
SJU18:25San Juan Luis Munoz Marin Intl
3 Nov
SJU02:05San Juan Luis Munoz Marin Intl
12h 32m
1 stop
LAX10:37Los Angeles
£209
Find similar
United Airlines
3 Nov
LAX10:30Los Angeles
10h 06m
1 stop
SJU00:36San Juan Luis Munoz Marin Intl
4 Nov
SJU08:30San Juan Luis Munoz Marin Intl
12h 39m
2 stops
LAX17:09Los Angeles
£213
Find similar
United Airlines
28 Oct
LAX05:00Los Angeles
9h 25m
1 stop
SJU17:25San Juan Luis Munoz Marin Intl
7 Nov
SJU17:50San Juan Luis Munoz Marin Intl
11h 09m
1 stop
LAX00:59Los Angeles
£213
Find similar

Southwest flights from Los Angeles to San Juan

Our best Southwest deals on Los Angeles to San Juan flight tickets
Southwest
10 Dec
LAX19:40Los Angeles
10h 45m
2 stops
SJU10:25San Juan Luis Munoz Marin Intl
14 Dec
SJU05:40San Juan Luis Munoz Marin Intl
10h 45m
1 stop
LAX12:25Los Angeles
£237
Find similar
Southwest
21 Jan
LAX06:50Los Angeles
10h 05m
2 stops
SJU20:55San Juan Luis Munoz Marin Intl
28 Jan
SJU12:10San Juan Luis Munoz Marin Intl
12h 45m
2 stops
LAX20:55Los Angeles
£256
Find similar
Southwest
26 Oct
LAX05:55Los Angeles
15h 20m
2 stops
SJU00:15San Juan Luis Munoz Marin Intl
28 Oct
SJU06:10San Juan Luis Munoz Marin Intl
14h 30m
1 stop
LAX17:40Los Angeles
£279
Find similar

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 17 September 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

Mon 3/11

05:00-18:25

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Mon 3/11

02:05-10:37

1 stop12h 32m

£209

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 3/11

10:30-00:36

1 stop10h 06m

San Juan Luis Munoz Marin Intl

Tue 4/11

08:30-17:09

2 stops12h 39m

£213

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 28/10

05:00-17:25

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Fri 7/11

17:50-00:59

1 stop11h 09m

£213

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 27/10

00:25-14:40

1 stop11h 15m

San Juan Luis Munoz Marin Intl

Fri 7/11

16:52-23:59

1 stop11h 07m

£216

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 10/12

19:40-10:25

2 stops10h 45m

San Juan Luis Munoz Marin Intl

Sun 14/12

05:40-12:25

1 stop10h 45m

£237

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 3/3

09:00-23:47

1 stop10h 47m

San Juan Luis Munoz Marin Intl

Tue 3/3

01:59-11:22

1 stop13h 23m

£254

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 21/1

06:50-20:55

2 stops10h 05m

San Juan Luis Munoz Marin Intl

Wed 28/1

12:10-20:55

2 stops12h 45m

£256

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 18/11

22:35-11:35

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Tue 2/12

11:34-16:46

1 stop9h 12m

£257

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Thu 5/3

13:05-03:55

1 stop10h 50m

San Juan Luis Munoz Marin Intl

Tue 10/3

05:00-14:20

1 stop12h 20m

£258

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 26/10

05:55-00:15

2 stops15h 20m

San Juan Luis Munoz Marin Intl

Tue 28/10

06:10-17:40

1 stop14h 30m

£279

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 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 £281, 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 April instead. Flights to San Juan in April, while not as cheap as those in October, still average around £291.

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 £344 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 £307 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

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?

    There are 3368.1 mi between Los Angeles and San Juan. Flights usually cover this in 8h 16m, depending on flying conditions and air traffic around both airports.

  • 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 were last updated today.

  • How old do you have to be to fly from 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 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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