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Cheap flights from San Diego to Puerto Rico from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Puerto Rico departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:45 pm - 2:38 pm
SAN
-
SJU
12h 53m
2 stops
American Airlines Logo
12:55 am - 8:58 am
SJU
-
SAN
11h 03m
1 stop
$257American Airlines
Mon, Aug 24 - Tue, Aug 25
United Airlines Logo
6:20 am - 8:38 pm
SAN
-
SJU
11h 18m
2 stops
United Airlines Logo
2:20 pm - 9:25 pm
SJU
-
SAN
10h 05m
1 stop
$262United Airlines
Thu, Aug 27 - Fri, Aug 28
Delta Logo
10:25 pm - 11:46 am
SAN
-
SJU
10h 21m
1 stop
Delta Logo
2:59 pm - 11:00 pm
SJU
-
SAN
11h 01m
1 stop
$276Delta
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
10:25 pm - 1:45 pm
SAN
-
SJU
12h 20m
1 stop
United Airlines Logo
1:00 am - 9:49 am
SJU
-
SAN
11h 49m
1 stop
$297United Airlines
Fri, Sep 18 - Sat, Sep 19
United Airlines Logo
9:45 pm - 12:54 pm
SAN
-
SJU
12h 09m
1 stop
United Airlines Logo
7:00 am - 5:26 pm
SJU
-
SAN
13h 26m
2 stops
$298United Airlines
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
9:45 pm - 12:54 pm
SAN
-
SJU
12h 09m
1 stop
United Airlines Logo
2:20 pm - 9:24 pm
SJU
-
SAN
10h 04m
1 stop
$302United Airlines
Sun, Sep 13 - Sun, Sep 20
United Airlines Logo
6:20 am - 8:38 pm
SAN
-
SJU
11h 18m
2 stops
United Airlines Logo
1:00 am - 11:35 am
SJU
-
SAN
13h 35m
2 stops
$303United Airlines
Thu, Aug 27 - Tue, Sep 8
United Airlines Logo
9:45 pm - 12:54 pm
SAN
-
SJU
12h 09m
1 stop
United Airlines Logo
7:00 am - 5:26 pm
SJU
-
SAN
13h 26m
2 stops
$310United Airlines
Mon, Aug 17 - Fri, Aug 28
American Airlines Logo
10:45 pm - 2:38 pm
SAN
-
SJU
12h 53m
2 stops
American Airlines Logo
3:44 pm - 8:12 am
SJU
-
SAN
19h 28m
1 stop
$324American Airlines
Fri, Aug 21 - Fri, Aug 28
American Airlines Logo
9:40 am - 11:59 pm
SAN
-
SJU
11h 19m
2 stops
American Airlines Logo
12:55 am - 8:58 am
SJU
-
SAN
11h 03m
1 stop
$329American Airlines
Wed, Aug 19 - Sun, Aug 23

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American Airlines flights from San Diego to Puerto Rico

Our best American Airlines deals on San Diego to Puerto Rico flight tickets
American Airlines
Aug 24
SAN10:45 pmSan Diego
12h 53m
2 stops
SJU2:38 pmSan Juan Luis Munoz Marin Intl
Aug 25
SJU12:55 amSan Juan Luis Munoz Marin Intl
11h 03m
1 stop
SAN8:58 amSan Diego
$257
American Airlines
Oct 24
SAN10:53 pmSan Diego
12h 10m
1 stop
SJU2:03 pmSan Juan Luis Munoz Marin Intl
Oct 31
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 36m
1 stop
SAN3:36 pmSan Diego
$324
American Airlines
Oct 17
SAN9:25 pmSan Diego
14h 36m
1 stop
SJU3:01 pmSan Juan Luis Munoz Marin Intl
Oct 25
SJU7:30 amSan Juan Luis Munoz Marin Intl
14h 27m
1 stop
SAN6:57 pmSan Diego
$325

United Airlines flights from San Diego to Puerto Rico

Our best United Airlines deals on San Diego to Puerto Rico flight tickets
United Airlines
Oct 20
SAN10:20 pmSan Diego
12h 25m
1 stop
SJU1:45 pmSan Juan Luis Munoz Marin Intl
Oct 27
SJU7:05 amSan Juan Luis Munoz Marin Intl
11h 17m
1 stop
SAN3:22 pmSan Diego
$262
United Airlines
Sep 18
SAN10:25 pmSan Diego
12h 20m
1 stop
SJU1:45 pmSan Juan Luis Munoz Marin Intl
Sep 19
SJU1:00 amSan Juan Luis Munoz Marin Intl
11h 49m
1 stop
SAN9:49 amSan Diego
$297
United Airlines
Aug 17
SAN9:45 pmSan Diego
12h 09m
1 stop
SJU12:54 pmSan Juan Luis Munoz Marin Intl
Aug 26
SJU7:00 amSan Juan Luis Munoz Marin Intl
13h 26m
2 stops
SAN5:26 pmSan Diego
$298

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Puerto Rico 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 July 1, 2026.
Use the filters below to find and compare flights from San Diego to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/24

10:45 pm-2:38 pm

2 stops12h 53m

San Juan Luis Munoz Marin Intl

Tue 8/25

12:55 am-8:58 am

1 stop11h 03m

$257

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/27

6:20 am-8:38 pm

2 stops11h 18m

San Juan Luis Munoz Marin Intl

Fri 8/28

2:20 pm-9:25 pm

1 stop10h 05m

$262
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/17

10:25 pm-11:46 am

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 8/26

2:59 pm-11:00 pm

1 stop11h 01m

$276

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 9/18

10:25 pm-1:45 pm

1 stop12h 20m

San Juan Luis Munoz Marin Intl

Sat 9/19

1:00 am-9:49 am

1 stop11h 49m

$297

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/17

9:45 pm-12:54 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Wed 8/26

7:00 am-5:26 pm

2 stops13h 26m

$298

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 9/13

9:45 pm-12:54 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Sun 9/20

2:20 pm-9:24 pm

1 stop10h 04m

$302

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/27

6:20 am-8:38 pm

2 stops11h 18m

San Juan Luis Munoz Marin Intl

Tue 9/8

1:00 am-11:35 am

2 stops13h 35m

$303

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/17

9:45 pm-12:54 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Fri 8/28

7:00 am-5:26 pm

2 stops13h 26m

$310

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 8/21

10:45 pm-2:38 pm

2 stops12h 53m

San Juan Luis Munoz Marin Intl

Fri 8/28

3:44 pm-8:12 am

1 stop19h 28m

$324

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 8/19

9:40 am-11:59 pm

2 stops11h 19m

San Juan Luis Munoz Marin Intl

Sun 8/23

12:55 am-8:58 am

1 stop11h 03m

$329

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 Puerto Rico from

How to get the cheapest flight ticket from San Diego to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until July to fly from San Diego, when ticket prices are also cheap, with an average price of $145.

What is the cheapest San Diego to Puerto Rico flight route?

Fly from San Diego to San Juan Luis Munoz Marin Intl for the best San Diego - Puerto Rico flight prices

How far in advance should I book a flight from San Diego to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $518 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from San Diego for as low as $458 on momondo.

What cabin class options are available on San Diego to Puerto Rico flights?

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

Can stopping save me money on San Diego to Puerto Rico flights?

You could potentially save up to 17% on your flight if you consider stops on a San Diego to Puerto Rico flight.

Cheap San Diego to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Puerto Rico

Fastest flight time

8h 54m

Direct flights

None
The fastest flight from San Diego to Puerto Rico takes 8h 54m
There are no direct flights from San Diego to Puerto Rico. There are no popular flight routes from San Diego to Puerto Rico.
Search flight deals

Frequently asked questions about flying from San Diego to Puerto Rico

  • When did momondo last update prices for flights from San Diego Airport to Puerto Rico?

    Prices for flights from San Diego Airport to Puerto Rico refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Puerto Rico?

  • How old do you have to be to fly from San Diego Airport to Puerto Rico?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The travel and health documents required for your trip to Puerto Rico 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 Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Diego to Puerto Rico?

Best airlines flying from San Diego to Puerto Rico

Compare and see reviews for airlines that fly from San Diego to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $138Free CancellationRating
5.6
2,849 reviews
Search Frontier flights
DeltaPriceFrom $158Free CancellationRating
7.8
8,452 reviews
Search Delta flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,909 reviews
Search United Airlines flights
American AirlinesPriceFrom $295Free CancellationRating
7.1
11,766 reviews
Search American Airlines flights
JetBluePriceFrom $306Free CancellationRating
7.1
3,012 reviews
Search JetBlue flights
SouthwestPriceFrom $382Free CancellationRating
7.9
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $426Free CancellationRating
7.9
12,601 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Puerto Rico?

Finding the right flight to Puerto Rico from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

Can I find flights from San Diego to Puerto Rico with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Puerto Rico flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Puerto Rico?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Puerto Rico from San Diego.

I’m not ready to book a flight from San Diego to Puerto Rico right now. Can momondo alert me if prices change?

Price alerts on flights to Puerto Rico from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize 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

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