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Cheap flights from San Diego to Puerto Rico from $175

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 5/23. 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 San Diego to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:59 pm - 12:08 pm
SAN
-
SJU
11h 09m
1 stop
Delta Logo
12:56 pm - 11:00 pm
SJU
-
SAN
13h 04m
1 stop
$386Delta
Tue, Aug 4 - Mon, Aug 10
United Airlines Logo
6:20 am - 11:09 pm
SAN
-
BQN
13h 49m
2 stops
United Airlines Logo
12:15 am - 1:17 pm
BQN
-
SAN
16h 02m
2 stops
$406United Airlines
Wed, Sep 16 - Tue, Sep 22
JetBlue Logo
9:10 pm - 12:04 pm
SAN
-
SJU
11h 54m
1 stop
JetBlue Logo
7:00 am - 7:07 pm
SJU
-
SAN
15h 07m
1 stop
$420JetBlue
Sat, May 30 - Fri, Jun 5
Southwest Logo
9:00 am - 11:45 pm
SAN
-
SJU
11h 45m
1 stop
Southwest Logo
10:30 am - 6:50 pm
SJU
-
SAN
11h 20m
1 stop
$426Southwest
Wed, Jul 29 - Wed, Aug 12
United Airlines Logo
5:15 pm - 5:29 am
SAN
-
SJU
9h 14m
1 stop
United Airlines Logo
2:05 am - 11:35 am
SJU
-
SAN
12h 30m
2 stops
$427United Airlines
Thu, Aug 6 - Mon, Aug 10
American Airlines Logo
6:15 am - 11:59 pm
SAN
-
SJU
14h 44m
1 stop
American Airlines Logo
6:21 am - 6:35 pm
SJU
-
SAN
15h 14m
1 stop
$431American Airlines
Wed, May 27 - Thu, Jun 4
Delta Logo
9:59 pm - 12:08 pm
SAN
-
SJU
11h 09m
1 stop
Delta Logo
12:56 pm - 11:00 pm
SJU
-
SAN
13h 04m
1 stop
$432Delta
Tue, Aug 4 - Mon, Aug 10
American Airlines Logo
6:15 am - 11:00 pm
SAN
-
SJU
13h 45m
1 stop
American Airlines Logo
7:14 pm - 11:12 am
SJU
-
SAN
18h 58m
1 stop
$436American Airlines
Mon, Jun 29 - Tue, Jul 7
American Airlines Logo
6:20 am - 11:50 pm
SAN
-
SJU
14h 30m
1 stop
American Airlines Logo
6:51 am - 7:18 pm
SJU
-
SAN
15h 27m
1 stop
$442American Airlines
Wed, Jul 29 - Wed, Aug 12
JetBlue Logo
9:30 pm - 10:39 pm
SAN
-
BQN
22h 09m
1 stop
JetBlue Logo
6:00 am - 7:30 pm
BQN
-
SAN
16h 30m
1 stop
$668JetBlue
Wed, Sep 16 - Wed, Sep 23

JetBlue flights from San Diego to Puerto Rico

Our best JetBlue deals on San Diego to Puerto Rico flight tickets
JetBlue
May 30
SAN9:10 pmSan Diego
11h 54m
1 stop
SJU12:04 pmSan Juan Luis Munoz Marin Intl
Jun 5
SJU7:00 amSan Juan Luis Munoz Marin Intl
15h 07m
1 stop
SAN7:07 pmSan Diego
$420
JetBlue
Jun 5
SAN8:44 pmSan Diego
22h 28m
1 stop
SJU10:12 pmSan Juan Luis Munoz Marin Intl
Jun 12
SJU8:25 amSan Juan Luis Munoz Marin Intl
14h 05m
1 stop
SAN7:30 pmSan Diego
$497
JetBlue
May 26
SAN8:44 pmSan Diego
12h 20m
1 stop
SJU12:04 pmSan Juan Luis Munoz Marin Intl
May 30
SJU9:52 amSan Juan Luis Munoz Marin Intl
12h 15m
1 stop
SAN7:07 pmSan Diego
$498

American Airlines flights from San Diego to Puerto Rico

Our best American Airlines deals on San Diego to Puerto Rico flight tickets
American Airlines
May 27
SAN6:15 amSan Diego
14h 44m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Jun 4
SJU6:21 amSan Juan Luis Munoz Marin Intl
15h 14m
1 stop
SAN6:35 pmSan Diego
$431
American Airlines
Jun 29
SAN6:15 amSan Diego
13h 45m
1 stop
SJU11:00 pmSan Juan Luis Munoz Marin Intl
Jul 7
SJU7:14 pmSan Juan Luis Munoz Marin Intl
18h 58m
1 stop
SAN11:12 amSan Diego
$436
American Airlines
Jul 29
SAN6:20 amSan Diego
14h 30m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Aug 12
SJU6:51 amSan Juan Luis Munoz Marin Intl
15h 27m
1 stop
SAN7:18 pmSan Diego
$442

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 May 9, 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

Tue 8/4

9:59 pm-12:08 pm

1 stop11h 09m

San Juan Luis Munoz Marin Intl

Mon 8/10

12:56 pm-11:00 pm

1 stop13h 04m

$386

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 9/16

6:20 am-11:09 pm

2 stops13h 49m

Aguadilla Borinquen

Tue 9/22

12:15 am-1:17 pm

2 stops16h 02m

$406

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 5/30

9:10 pm-12:04 pm

1 stop11h 54m

San Juan Luis Munoz Marin Intl

Fri 6/5

7:00 am-7:07 pm

1 stop15h 07m

$420

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 7/29

9:00 am-11:45 pm

1 stop11h 45m

San Juan Luis Munoz Marin Intl

Wed 8/12

10:30 am-6:50 pm

1 stop11h 20m

$426
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/6

5:15 pm-5:29 am

1 stop9h 14m

San Juan Luis Munoz Marin Intl

Mon 8/10

2:05 am-11:35 am

2 stops12h 30m

$427

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 5/27

6:15 am-11:59 pm

1 stop14h 44m

San Juan Luis Munoz Marin Intl

Thu 6/4

6:21 am-6:35 pm

1 stop15h 14m

$431

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 8/4

9:59 pm-12:08 pm

1 stop11h 09m

San Juan Luis Munoz Marin Intl

Mon 8/10

12:56 pm-11:00 pm

1 stop13h 04m

$432

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 6/29

6:15 am-11:00 pm

1 stop13h 45m

San Juan Luis Munoz Marin Intl

Tue 7/7

7:14 pm-11:12 am

1 stop18h 58m

$436

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 7/29

6:20 am-11:50 pm

1 stop14h 30m

San Juan Luis Munoz Marin Intl

Wed 8/12

6:51 am-7:18 pm

1 stop15h 27m

$442

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 9/16

9:30 pm-10:39 pm

1 stop22h 09m

Aguadilla Borinquen

Wed 9/23

6:00 am-7:30 pm

1 stop16h 30m

$668

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 March to fly from San Diego, when ticket prices are also cheap, with an average price of $158.

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 $424 on momondo.

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

You could potentially save up to 18% 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
FrontierPriceFrom $138Free CancellationRating
5.6
2,960 reviews
Search Frontier flights
DeltaPriceFrom $158Free CancellationRating
7.9
8,457 reviews
Search Delta flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights
JetBluePriceFrom $214Free CancellationRating
7.1
2,979 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.3
8,637 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,670 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
7.9
4,303 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $426Free CancellationRating
7.9
12,349 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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