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Cheap flights from San Diego to Puerto Rico from $137

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 5/16. 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.
Multiple Airlines Logo
12:25 pm - 3:50 pm
SAN
-
SJU
24h 25m
2 stops
Multiple Airlines Logo
7:00 am - 11:44 am
SJU
-
SAN
31h 44m
1 stop
$322Multiple Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
6:25 am - 1:15 pm
SAN
-
SJU
27h 50m
2 stops
Multiple Airlines Logo
2:37 pm - 6:25 pm
SJU
-
SAN
30h 48m
1 stop
$323Multiple Airlines
Tue, May 5 - Sat, May 9
Multiple Airlines Logo
6:25 am - 2:01 pm
SAN
-
SJU
28h 36m
2 stops
Multiple Airlines Logo
7:00 am - 11:44 am
SJU
-
SAN
31h 44m
1 stop
$324Multiple Airlines
Mon, May 4 - Fri, May 15
Multiple Airlines Logo
6:25 am - 12:19 am
SAN
-
SJU
38h 54m
2 stops
Multiple Airlines Logo
2:37 pm - 3:26 pm
SJU
-
SAN
27h 49m
1 stop
$326Multiple Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
6:25 am - 1:32 pm
SAN
-
SJU
28h 07m
1 stop
Multiple Airlines Logo
6:30 am - 8:42 am
SJU
-
SAN
29h 12m
2 stops
$328Multiple Airlines
Wed, May 6 - Sun, May 10
United Airlines Logo
6:32 am - 11:09 pm
SAN
-
BQN
13h 37m
2 stops
United Airlines Logo
12:15 am - 11:25 am
BQN
-
SAN
14h 10m
2 stops
$506United Airlines
Tue, May 5 - Wed, May 6
United Airlines Logo
6:15 am - 11:09 pm
SAN
-
BQN
13h 54m
2 stops
United Airlines Logo
12:15 am - 11:03 am
BQN
-
SAN
13h 48m
2 stops
$544United Airlines
Tue, May 5 - Wed, May 6
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
$610United Airlines
Tue, May 5 - Wed, May 6
United Airlines Logo
6:15 am - 11:09 pm
SAN
-
BQN
13h 54m
2 stops
United Airlines Logo
12:15 am - 11:54 am
BQN
-
SAN
14h 39m
2 stops
$614United Airlines
Sat, May 2 - Tue, May 5
JetBlue Logo
1:06 pm - 1:26 pm
SAN
-
BQN
21h 20m
2 stops
JetBlue Logo
2:30 pm - 9:10 am
BQN
-
SAN
21h 40m
2 stops
$756JetBlue
Mon, Aug 10 - Mon, Aug 31

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 6
SAN3:21 pmSan Diego
10h 11m
1 stop
SJU4:32 amSan Juan Luis Munoz Marin Intl
May 13
SJU11:43 amSan Juan Luis Munoz Marin Intl
13h 45m
1 stop
SAN10:28 pmSan Diego
$391
American Airlines
Apr 30
SAN8:15 amSan Diego
11h 47m
1 stop
SJU11:02 pmSan Juan Luis Munoz Marin Intl
May 9
SJU6:45 amSan Juan Luis Munoz Marin Intl
18h 15m
1 stop
SAN10:00 pmSan Diego
$490
American Airlines
May 1
SAN7:20 pmSan Diego
10h 51m
2 stops
SJU9:11 amSan Juan Luis Munoz Marin Intl
May 16
SJU2:42 pmSan Juan Luis Munoz Marin Intl
11h 28m
1 stop
SAN11:10 pmSan Diego
$530

Delta flights from San Diego to Puerto Rico

Our best Delta deals on San Diego to Puerto Rico flight tickets
Delta
May 4
SAN10:30 pmSan Diego
11h 55m
1 stop
SJU1:25 pmSan Juan Luis Munoz Marin Intl
May 6
SJU2:45 pmSan Juan Luis Munoz Marin Intl
11h 40m
1 stop
SAN11:25 pmSan Diego
$386
Delta
Apr 27
SAN6:51 pmSan Diego
13h 54m
2 stops
SJU11:45 amSan Juan Luis Munoz Marin Intl
May 5
SJU6:15 amSan Juan Luis Munoz Marin Intl
17h 27m
2 stops
SAN8:42 pmSan Diego
$545
Delta
Apr 27
SAN6:51 pmSan Diego
13h 54m
2 stops
SJU11:45 amSan Juan Luis Munoz Marin Intl
May 5
SJU6:15 amSan Juan Luis Munoz Marin Intl
17h 27m
2 stops
SAN8:42 pmSan Diego
$581

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 17, 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 5/4

12:25 pm-3:50 pm

2 stops24h 25m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:00 am-11:44 am

1 stop31h 44m

$322

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 5/5

6:25 am-1:15 pm

2 stops27h 50m

San Juan Luis Munoz Marin Intl

Sat 5/9

2:37 pm-6:25 pm

1 stop30h 48m

$323

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 5/4

6:25 am-2:01 pm

2 stops28h 36m

San Juan Luis Munoz Marin Intl

Fri 5/15

7:00 am-11:44 am

1 stop31h 44m

$324

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 5/4

6:25 am-12:19 am

2 stops38h 54m

San Juan Luis Munoz Marin Intl

Fri 5/8

2:37 pm-3:26 pm

1 stop27h 49m

$326

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 5/6

6:25 am-1:32 pm

1 stop28h 07m

San Juan Luis Munoz Marin Intl

Sun 5/10

6:30 am-8:42 am

2 stops29h 12m

$328

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Tue 5/5

6:32 am-11:09 pm

2 stops13h 37m

Aguadilla Borinquen

Wed 5/6

12:15 am-11:25 am

2 stops14h 10m

$506

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Tue 5/5

6:15 am-11:09 pm

2 stops13h 54m

Aguadilla Borinquen

Wed 5/6

12:15 am-11:03 am

2 stops13h 48m

$544
Quickest round-trip

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Tue 5/5

7:20 am-11:09 pm

1 stop12h 49m

Aguadilla Borinquen

Wed 5/6

12:15 am-9:53 am

1 stop12h 38m

$610

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Sat 5/2

6:15 am-11:09 pm

2 stops13h 54m

Aguadilla Borinquen

Tue 5/5

12:15 am-11:54 am

2 stops14h 39m

$614

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Mon 8/10

1:06 pm-1:26 pm

2 stops21h 20m

Aguadilla Borinquen

Mon 8/31

2:30 pm-9:10 am

2 stops21h 40m

$756

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 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 $515 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 27% 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 20m

Direct flights

None
The fastest flight from San Diego to Puerto Rico takes 9h 20m
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
8,422 reviews
Search Delta flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
9,604 reviews
Search United Airlines flights
JetBluePriceFrom $214Free CancellationRating
7.2
2,945 reviews
Search JetBlue flights
FrontierPriceFrom $215Free CancellationRating
5.7
2,987 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.3
8,621 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $301Free CancellationRating
7.1
11,600 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,331 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $478Free CancellationRating
7.9
12,255 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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