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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 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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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
6:51 am - 7:18 pm
SJU
-
SAN
15h 27m
1 stop
$294American Airlines
Fri, Aug 21 - Fri, Aug 28
Multiple Airlines Logo
7:20 am - 1:32 pm
SAN
-
SJU
27h 12m
1 stop
Multiple Airlines Logo
6:09 pm - 11:50 pm
SJU
-
SAN
32h 41m
2 stops
$325Multiple Airlines
Sun, May 3 - Fri, May 8
American Airlines Logo
12:32 pm - 9:43 am
SAN
-
SJU
18h 11m
1 stop
American Airlines Logo
7:10 pm - 11:32 am
SJU
-
SAN
19h 22m
1 stop
$334American Airlines
Sun, Aug 16 - Sat, Aug 22
American Airlines Logo
6:25 am - 10:24 pm
SAN
-
SJU
12h 59m
1 stop
American Airlines Logo
7:14 pm - 10:49 am
SJU
-
SAN
18h 35m
1 stop
$339American Airlines
Wed, Aug 19 - Mon, Aug 24
American Airlines Logo
11:58 pm - 11:10 am
SAN
-
SJU
8h 12m
1 stop
American Airlines Logo
2:25 pm - 10:34 pm
SJU
-
SAN
11h 09m
1 stop
$340American Airlines
Mon, Sep 28 - Sat, Oct 3
American Airlines Logo
6:15 am - 11:59 pm
SAN
-
SJU
14h 44m
1 stop
American Airlines Logo
6:51 am - 7:18 pm
SJU
-
SAN
15h 27m
1 stop
$345American Airlines
Wed, Aug 26 - Sun, Aug 30
United Airlines Logo
7:20 am - 11:09 pm
SAN
-
BQN
12h 49m
1 stop
United Airlines Logo
12:15 am - 9:53 am
BQN
-
SAN
12h 38m
1 stop
$614United Airlines
Mon, May 4 - Thu, May 7
United Airlines Logo
7:20 am - 11:09 pm
SAN
-
BQN
12h 49m
1 stop
United Airlines Logo
12:15 am - 11:25 am
BQN
-
SAN
14h 10m
2 stops
$650United Airlines
Mon, May 4 - Thu, May 7
JetBlue Logo
8:30 pm - 11:58 pm
SAN
-
PSE
24h 28m
2 stops
JetBlue Logo
5:05 am - 7:07 pm
PSE
-
SAN
17h 02m
2 stops
$1,595JetBlue
Thu, May 21 - Thu, May 28
JetBlue Logo
9:10 pm - 11:58 pm
SAN
-
PSE
23h 48m
2 stops
JetBlue Logo
5:05 am - 7:07 pm
PSE
-
SAN
17h 02m
2 stops
$1,602JetBlue
Wed, May 20 - Wed, May 27

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 21
SAN10:45 pmSan Diego
12h 53m
2 stops
SJU2:38 pmSan Juan Luis Munoz Marin Intl
Aug 28
SJU6:51 amSan Juan Luis Munoz Marin Intl
15h 27m
1 stop
SAN7:18 pmSan Diego
$294
American Airlines
Aug 26
SAN10:45 pmSan Diego
12h 53m
2 stops
SJU2:38 pmSan Juan Luis Munoz Marin Intl
Aug 30
SJU3:44 pmSan Juan Luis Munoz Marin Intl
19h 28m
1 stop
SAN8:12 amSan Diego
$299
American Airlines
Aug 16
SAN12:32 pmSan Diego
18h 11m
1 stop
SJU9:43 amSan Juan Luis Munoz Marin Intl
Aug 22
SJU7:10 pmSan Juan Luis Munoz Marin Intl
19h 22m
1 stop
SAN11:32 amSan Diego
$334

United Airlines flights from San Diego to Puerto Rico

Our best United Airlines deals on San Diego to Puerto Rico flight tickets
United Airlines
Sep 25
SAN6:50 pmSan Diego
14h 44m
2 stops
SJU12:34 pmSan Juan Luis Munoz Marin Intl
Oct 3
SJU2:00 pmSan Juan Luis Munoz Marin Intl
9h 39m
1 stop
SAN8:39 pmSan Diego
$347
United Airlines
Sep 25
SAN8:00 amSan Diego
9h 38m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Oct 3
SJU2:00 pmSan Juan Luis Munoz Marin Intl
9h 39m
1 stop
SAN8:39 pmSan Diego
$394
United Airlines
Sep 25
SAN6:50 pmSan Diego
14h 44m
2 stops
SJU12:34 pmSan Juan Luis Munoz Marin Intl
Oct 3
SJU2:55 pmSan Juan Luis Munoz Marin Intl
12h 34m
2 stops
SAN12:29 amSan Diego
$430

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 April 23, 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

Fri 8/21

10:45 pm-2:38 pm

2 stops12h 53m

San Juan Luis Munoz Marin Intl

Fri 8/28

6:51 am-7:18 pm

1 stop15h 27m

$294

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 5/3

7:20 am-1:32 pm

1 stop27h 12m

San Juan Luis Munoz Marin Intl

Fri 5/8

6:09 pm-11:50 pm

2 stops32h 41m

$325

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 8/16

12:32 pm-9:43 am

1 stop18h 11m

San Juan Luis Munoz Marin Intl

Sat 8/22

7:10 pm-11:32 am

1 stop19h 22m

$334

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 8/19

6:25 am-10:24 pm

1 stop12h 59m

San Juan Luis Munoz Marin Intl

Mon 8/24

7:14 pm-10:49 am

1 stop18h 35m

$339
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 9/28

11:58 pm-11:10 am

1 stop8h 12m

San Juan Luis Munoz Marin Intl

Sat 10/3

2:25 pm-10:34 pm

1 stop11h 09m

$340

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 8/26

6:15 am-11:59 pm

1 stop14h 44m

San Juan Luis Munoz Marin Intl

Sun 8/30

6:51 am-7:18 pm

1 stop15h 27m

$345

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Mon 5/4

7:20 am-11:09 pm

1 stop12h 49m

Aguadilla Borinquen

Thu 5/7

12:15 am-9:53 am

1 stop12h 38m

$614

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Mon 5/4

7:20 am-11:09 pm

1 stop12h 49m

Aguadilla Borinquen

Thu 5/7

12:15 am-11:25 am

2 stops14h 10m

$650

San DiegoPonce

SAN - PSE

SANPSE

San Diego

Thu 5/21

8:30 pm-11:58 pm

2 stops24h 28m

Ponce Mercedita

Thu 5/28

5:05 am-7:07 pm

2 stops17h 02m

$1,595

San DiegoPonce

SAN - PSE

SANPSE

San Diego

Wed 5/20

9:10 pm-11:58 pm

2 stops23h 48m

Ponce Mercedita

Wed 5/27

5:05 am-7:07 pm

2 stops17h 02m

$1,602

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 October, then you should wait until September to fly from San Diego, when ticket prices are also cheap, with an average price of $439.

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 $517 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 $430 on momondo.

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

You could potentially save up to 31% 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.
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
DeltaPriceFrom $176Free CancellationRating
7.9
8,437 reviews
Search Delta flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,636 reviews
Search United Airlines flights
JetBluePriceFrom $214Free CancellationRating
7.2
2,950 reviews
Search JetBlue flights
FrontierPriceFrom $215Free CancellationRating
5.6
2,981 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.3
8,631 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $298Free CancellationRating
7.1
11,655 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,327 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $475Free CancellationRating
7.9
12,273 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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