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Cheap flights from San Diego to Puerto Rico from $122

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 1/26. 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
6:30 am - 11:40 pm
SAN
-
SJU
13h 10m1 stop
American Airlines Logo
7:33 am - 10:30 pm
SJU
-
SAN
18h 57m1 stop
$296American Airlines
Fri, Feb 20 - Tue, Feb 24
American Airlines Logo
7:00 am - 8:39 pm
SAN
-
SJU
9h 39m1 stop
American Airlines Logo
7:40 am - 6:27 pm
SJU
-
SAN
13h 47m1 stop
$298American Airlines
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
6:25 am - 12:39 pm
SAN
-
SJU
26h 14m2 stops
Multiple Airlines Logo
7:44 pm - 5:51 pm
SJU
-
SAN
26h 07m1 stop
$306Multiple Airlines
Sun, Feb 15 - Tue, Feb 17
Multiple Airlines Logo
9:45 am - 11:37 am
SAN
-
SJU
21h 52m1 stop
Multiple Airlines Logo
5:25 pm - 7:40 am
SJU
-
SAN
42h 15m2 stops
$313Multiple Airlines
Fri, Feb 13 - Wed, Feb 18
Multiple Airlines Logo
9:45 am - 1:24 am
SAN
-
SJU
35h 39m2 stops
Multiple Airlines Logo
7:44 pm - 8:50 am
SJU
-
SAN
17h 06m1 stop
$323Multiple Airlines
Fri, Feb 13 - Thu, Feb 19
United Airlines Logo
8:37 pm - 12:55 pm
SAN
-
SJU
12h 18m2 stops
United Airlines Logo
3:46 pm - 11:42 pm
SJU
-
SAN
11h 56m2 stops
$324United Airlines
Mon, Jan 26 - Thu, Jan 29
Multiple Airlines Logo
6:55 am - 10:37 am
SAN
-
SJU
24h 42m1 stop
Multiple Airlines Logo
6:39 pm - 12:16 am
SJU
-
SAN
32h 37m2 stops
$325Multiple Airlines
Sun, Mar 8 - Thu, Mar 12
United Airlines Logo
6:30 am - 10:22 pm
SAN
-
SJU
11h 52m2 stops
United Airlines Logo
8:10 am - 5:28 pm
SJU
-
SAN
13h 18m2 stops
$327United Airlines
Tue, Feb 3 - Tue, Feb 10
JetBlue Logo
12:49 pm - 3:51 am
SAN
-
SJU
11h 02m1 stop
JetBlue Logo
6:10 am - 2:23 pm
SJU
-
SAN
12h 13m1 stop
$329JetBlue
Mon, Mar 2 - Wed, Mar 4
JetBlue Logo
12:49 pm - 2:52 am
SAN
-
BQN
10h 03m1 stop
JetBlue Logo
2:30 am - 11:39 am
BQN
-
SAN
13h 09m1 stop
$389JetBlue
Mon, Mar 2 - Tue, Mar 3

American Airlines flights from San Diego to Puerto Rico

Our best American Airlines deals on San Diego to Puerto Rico flight tickets
American Airlines
Feb 20
SAN6:30 amSan Diego
13h 10m
1 stop
SJU11:40 pmSan Juan Luis Munoz Marin Intl
Feb 24
SJU8:00 amSan Juan Luis Munoz Marin Intl
18h 40m
1 stop
SAN10:40 pmSan Diego
$296
Find similar
American Airlines
Mar 3
SAN7:00 amSan Diego
9h 39m
1 stop
SJU8:39 pmSan Juan Luis Munoz Marin Intl
Mar 10
SJU7:40 amSan Juan Luis Munoz Marin Intl
13h 47m
1 stop
SAN6:27 pmSan Diego
$298
Find similar
American Airlines
Feb 3
SAN6:15 amSan Diego
12h 11m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 10
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 14m
2 stops
SAN2:14 pmSan Diego
$334
Find similar

JetBlue flights from San Diego to Puerto Rico

Our best JetBlue deals on San Diego to Puerto Rico flight tickets
JetBlue
Mar 2
SAN12:49 pmSan Diego
11h 02m
1 stop
SJU3:51 amSan Juan Luis Munoz Marin Intl
Mar 4
SJU6:10 amSan Juan Luis Munoz Marin Intl
12h 13m
1 stop
SAN2:23 pmSan Diego
$329
Find similar
JetBlue
Mar 2
SAN9:10 pmSan Diego
11h 48m
1 stop
SJU12:58 pmSan Juan Luis Munoz Marin Intl
Mar 4
SJU6:10 amSan Juan Luis Munoz Marin Intl
12h 13m
1 stop
SAN2:23 pmSan Diego
$376
Find similar
JetBlue
Jan 23
SAN9:30 pmSan Diego
11h 03m
1 stop
SJU12:33 pmSan Juan Luis Munoz Marin Intl
Jan 25
SJU11:06 amSan Juan Luis Munoz Marin Intl
12h 44m
1 stop
SAN7:50 pmSan Diego
$380
Find similar

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 January 6, 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

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 2/20

6:30 am-11:40 pm

1 stop13h 10m

San Juan Luis Munoz Marin Intl

Tue 2/24

7:33 am-10:30 pm

1 stop18h 57m

$296

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 3/3

7:00 am-8:39 pm

1 stop9h 39m

San Juan Luis Munoz Marin Intl

Tue 3/10

7:40 am-6:27 pm

1 stop13h 47m

$298

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 2/15

6:25 am-12:39 pm

2 stops26h 14m

San Juan Luis Munoz Marin Intl

Tue 2/17

7:44 pm-5:51 pm

1 stop26h 07m

$306

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 2/13

9:45 am-11:37 am

1 stop21h 52m

San Juan Luis Munoz Marin Intl

Wed 2/18

5:25 pm-7:40 am

2 stops42h 15m

$313

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 2/13

9:45 am-1:24 am

2 stops35h 39m

San Juan Luis Munoz Marin Intl

Thu 2/19

7:44 pm-8:50 am

1 stop17h 06m

$323

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 1/26

8:37 pm-12:55 pm

2 stops12h 18m

San Juan Luis Munoz Marin Intl

Thu 1/29

3:46 pm-11:42 pm

2 stops11h 56m

$324

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sun 3/8

6:55 am-10:37 am

1 stop24h 42m

San Juan Luis Munoz Marin Intl

Thu 3/12

6:39 pm-12:16 am

2 stops32h 37m

$325

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 2/3

6:30 am-10:22 pm

2 stops11h 52m

San Juan Luis Munoz Marin Intl

Tue 2/10

8:10 am-5:28 pm

2 stops13h 18m

$327

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 3/2

12:49 pm-3:51 am

1 stop11h 02m

San Juan Luis Munoz Marin Intl

Wed 3/4

6:10 am-2:23 pm

1 stop12h 13m

$329

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Mon 3/2

12:49 pm-2:52 am

1 stop10h 03m

Aguadilla Borinquen

Tue 3/3

2:30 am-11:39 am

1 stop13h 09m

$389

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 January to fly from San Diego, when ticket prices are also cheap, with an average price of $434.

How far in advance should I book a flight 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 $519 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 $432 on momondo.

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

You could potentially save up to 10% 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 48m

Direct flights

None
The fastest flight from San Diego to Puerto Rico takes 8h 48m
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

  • 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.

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 $215Free CancellationRating
5.7
3,064 reviews
Search Frontier flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.3
8,280 reviews
Search Spirit Airlines flights
DeltaPriceFrom $278Free CancellationRating
7.9
8,019 reviews
Search Delta flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,136 reviews
Search United Airlines flights
American AirlinesPriceFrom $322Free CancellationRating
7.2
11,088 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $470Free CancellationRating
8.0
11,652 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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