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Cheap flights from San Diego to Puerto Rico from $131

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 8/18. 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.
Delta Logo
10:10 pm - 5:20 pm
SAN
-
SJU
15h 10m
1 stop
Delta Logo
1:55 pm - 9:41 pm
SJU
-
SAN
11h 46m
1 stop
$386Delta
Wed, Nov 11 - Thu, Nov 19
United Airlines Logo
10:20 pm - 1:45 pm
SAN
-
SJU
12h 25m
1 stop
United Airlines Logo
1:00 am - 9:49 am
SJU
-
SAN
11h 49m
1 stop
$390United Airlines
Thu, Oct 1 - Sat, Oct 10
American Airlines Logo
6:45 am - 11:59 pm
SAN
-
SJU
14h 14m
1 stop
American Airlines Logo
6:00 am - 10:49 pm
SJU
-
SAN
19h 49m
1 stop
$391American Airlines
Wed, Aug 19 - Mon, Aug 24
American Airlines Logo
4:44 pm - 2:46 pm
SAN
-
SJU
18h 02m
1 stop
American Airlines Logo
8:18 am - 8:57 pm
SJU
-
SAN
16h 39m
1 stop
$392American Airlines
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
9:37 am - 6:26 am
SAN
-
SJU
17h 49m
2 stops
Multiple Airlines Logo
7:00 am - 11:44 am
SJU
-
SAN
31h 44m
1 stop
$398Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Southwest Logo
9:25 am - 11:50 pm
SAN
-
SJU
11h 25m
2 stops
Southwest Logo
8:55 pm - 11:00 am
SJU
-
SAN
17h 05m
2 stops
$410Southwest
Thu, Aug 13 - Thu, Aug 20
American Airlines Logo
6:15 am - 10:24 pm
SAN
-
SJU
13h 09m
1 stop
American Airlines Logo
10:33 am - 10:49 pm
SJU
-
SAN
15h 16m
1 stop
$411American Airlines
Mon, Aug 31 - Fri, Sep 4
Southwest Logo
7:55 pm - 10:55 am
SAN
-
SJU
12h 00m
2 stops
Southwest Logo
9:25 pm - 11:00 am
SJU
-
SAN
16h 35m
2 stops
$415Southwest
Sun, Aug 16 - Sun, Aug 23
JetBlue Logo
8:30 pm - 11:59 pm
SAN
-
PSE
24h 29m
2 stops
JetBlue Logo
5:01 am - 10:34 am
PSE
-
SAN
32h 33m
2 stops
$826JetBlue
Wed, Jul 8 - Sat, Jul 18
JetBlue Logo
8:30 pm - 11:59 pm
SAN
-
PSE
24h 29m
2 stops
JetBlue Logo
5:01 am - 9:09 am
PSE
-
SAN
55h 08m
2 stops
$863JetBlue
Wed, Jul 8 - Sat, Jul 18

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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 19
SAN6:45 amSan Diego
14h 14m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Aug 24
SJU6:00 amSan Juan Luis Munoz Marin Intl
19h 49m
1 stop
SAN10:49 pmSan Diego
$391
American Airlines
Dec 1
SAN4:44 pmSan Diego
18h 02m
1 stop
SJU2:46 pmSan Juan Luis Munoz Marin Intl
Dec 8
SJU8:18 amSan Juan Luis Munoz Marin Intl
16h 39m
1 stop
SAN8:57 pmSan Diego
$392
American Airlines
Aug 31
SAN6:15 amSan Diego
13h 09m
1 stop
SJU10:24 pmSan Juan Luis Munoz Marin Intl
Sep 4
SJU10:33 amSan Juan Luis Munoz Marin Intl
15h 16m
1 stop
SAN10:49 pmSan Diego
$411

Southwest flights from San Diego to Puerto Rico

Our best Southwest deals on San Diego to Puerto Rico flight tickets
Southwest
Aug 13
SAN9:25 amSan Diego
11h 25m
2 stops
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Aug 20
SJU8:55 pmSan Juan Luis Munoz Marin Intl
17h 05m
2 stops
SAN11:00 amSan Diego
$410
Southwest
Aug 16
SAN7:55 pmSan Diego
12h 00m
2 stops
SJU10:55 amSan Juan Luis Munoz Marin Intl
Aug 23
SJU9:25 pmSan Juan Luis Munoz Marin Intl
16h 35m
2 stops
SAN11:00 amSan Diego
$415
Southwest
Oct 14
SAN7:30 pmSan Diego
10h 50m
2 stops
SJU9:20 amSan Juan Luis Munoz Marin Intl
Oct 18
SJU5:30 amSan Juan Luis Munoz Marin Intl
9h 10m
1 stop
SAN11:40 amSan Diego
$434

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 June 15, 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

Wed 11/11

10:10 pm-5:20 pm

1 stop15h 10m

San Juan Luis Munoz Marin Intl

Thu 11/19

1:55 pm-9:41 pm

1 stop11h 46m

$386
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 10/1

10:20 pm-1:45 pm

1 stop12h 25m

San Juan Luis Munoz Marin Intl

Sat 10/10

1:00 am-9:49 am

1 stop11h 49m

$390

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 8/19

6:45 am-11:59 pm

1 stop14h 14m

San Juan Luis Munoz Marin Intl

Mon 8/24

6:00 am-10:49 pm

1 stop19h 49m

$391

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 12/1

4:44 pm-2:46 pm

1 stop18h 02m

San Juan Luis Munoz Marin Intl

Tue 12/8

8:18 am-8:57 pm

1 stop16h 39m

$392

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 8/25

9:37 am-6:26 am

2 stops17h 49m

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-11:44 am

1 stop31h 44m

$398

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/13

9:25 am-11:50 pm

2 stops11h 25m

San Juan Luis Munoz Marin Intl

Thu 8/20

8:55 pm-11:00 am

2 stops17h 05m

$410

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/31

6:15 am-10:24 pm

1 stop13h 09m

San Juan Luis Munoz Marin Intl

Fri 9/4

10:33 am-10:49 pm

1 stop15h 16m

$411

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 8/16

7:55 pm-10:55 am

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Sun 8/23

9:25 pm-11:00 am

2 stops16h 35m

$415

San DiegoPonce

SAN - PSE

SANPSE

San Diego

Wed 7/8

8:30 pm-11:59 pm

2 stops24h 29m

Ponce Mercedita

Sat 7/18

5:01 am-10:34 am

2 stops32h 33m

$826

San DiegoPonce

SAN - PSE

SANPSE

San Diego

Wed 7/8

8:30 pm-11:59 pm

2 stops24h 29m

Ponce Mercedita

Sat 7/18

5:01 am-9:09 am

2 stops55h 08m

$863

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.

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 $512 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 $417 on momondo.

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

You could potentially save up to 4% 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

9h 14m

Direct flights

None
The fastest flight from San Diego to Puerto Rico takes 9h 14m
There are no direct flights from San Diego to Puerto Rico. There are no popular flight routes from San Diego to Puerto Rico.
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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
2,884 reviews
Search Frontier flights
DeltaPriceFrom $176Free CancellationRating
7.9
8,397 reviews
Search Delta flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,833 reviews
Search United Airlines flights
American AirlinesPriceFrom $295Free CancellationRating
7.1
11,659 reviews
Search American Airlines flights
JetBluePriceFrom $306Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights
SouthwestPriceFrom $382Free CancellationRating
7.9
4,237 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $426Free CancellationRating
7.9
12,514 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

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Find better results for your trip to Puerto Rico

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