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Cheap flights from San Diego to Puerto Rico from $114

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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
American Airlines Logo
7:02 am - 11:32 pm
SAN
-
SJU
12h 30m1 stop
American Airlines Logo
1:30 am - 10:00 am
SJU
-
SAN
11h 30m1 stop
$298American Airlines
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
11:21 am - 11:37 am
SAN
-
SJU
20h 16m1 stop
Multiple Airlines Logo
6:00 am - 10:45 am
SJU
-
SAN
32h 45m2 stops
$312Multiple Airlines
Sat, Feb 14 - Sun, Feb 22
Multiple Airlines Logo
11:21 am - 11:37 am
SAN
-
SJU
20h 16m1 stop
Multiple Airlines Logo
6:00 am - 12:08 am
SJU
-
SAN
22h 08m2 stops
$316Multiple Airlines
Sat, Feb 14 - Sun, Mar 1
Multiple Airlines Logo
6:25 am - 6:34 am
SAN
-
SJU
20h 09m1 stop
Multiple Airlines Logo
7:44 pm - 12:11 am
SJU
-
SAN
32h 27m1 stop
$317Multiple Airlines
Thu, Jan 8 - Thu, Jan 15
Multiple Airlines Logo
12:23 pm - 1:27 pm
SAN
-
SJU
21h 04m2 stops
Multiple Airlines Logo
11:50 pm - 11:28 am
SJU
-
SAN
15h 38m1 stop
$318Multiple Airlines
Sat, Feb 14 - Mon, Feb 16
United Airlines Logo
6:15 am - 8:38 pm
SAN
-
SJU
11h 23m1 stop
United Airlines Logo
2:05 am - 11:07 am
SJU
-
SAN
12h 02m1 stop
$322United Airlines
Tue, Jun 2 - Fri, Jun 12
Multiple Airlines Logo
9:45 am - 11:37 am
SAN
-
SJU
21h 52m1 stop
Multiple Airlines Logo
6:00 am - 8:55 am
SJU
-
SAN
30h 55m2 stops
$323Multiple Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
6:15 am - 10:22 pm
SAN
-
SJU
12h 07m2 stops
United Airlines Logo
8:35 am - 5:28 pm
SJU
-
SAN
12h 53m2 stops
$324United Airlines
Tue, Jan 20 - Sat, Jan 24
JetBlue Logo
12:40 pm - 2:52 am
SAN
-
BQN
10h 12m1 stop
JetBlue Logo
2:32 am - 11:28 am
BQN
-
SAN
12h 56m1 stop
$416JetBlue
Wed, Feb 18 - Wed, Feb 25
JetBlue Logo
12:40 pm - 2:52 am
SAN
-
BQN
10h 12m1 stop
JetBlue Logo
2:32 am - 11:28 am
BQN
-
SAN
12h 56m1 stop
$450JetBlue
Wed, Feb 18 - Wed, Feb 25

American Airlines flights from San Diego to Puerto Rico

Our best American Airlines deals on San Diego to Puerto Rico flight tickets
American Airlines
Mar 4
SAN7:02 amSan Diego
12h 30m
1 stop
SJU11:32 pmSan Juan Luis Munoz Marin Intl
Mar 11
SJU1:30 amSan Juan Luis Munoz Marin Intl
11h 30m
1 stop
SAN10:00 amSan Diego
$298
Find similar
American Airlines
Feb 14
SAN9:45 amSan Diego
9h 47m
2 stops
SJU11:32 pmSan Juan Luis Munoz Marin Intl
Feb 20
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 20m
1 stop
SAN2:20 pmSan Diego
$333
Find similar
American Airlines
Mar 30
SAN7:52 pmSan Diego
10h 08m
2 stops
SJU9:00 amSan Juan Luis Munoz Marin Intl
Apr 8
SJU11:59 pmSan Juan Luis Munoz Marin Intl
12h 20m
1 stop
SAN9:19 amSan Diego
$371
Find similar

United Airlines flights from San Diego to Puerto Rico

Our best United Airlines deals on San Diego to Puerto Rico flight tickets
United Airlines
Jun 2
SAN6:15 amSan Diego
11h 23m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Jun 12
SJU2:05 amSan Juan Luis Munoz Marin Intl
12h 02m
1 stop
SAN11:07 amSan Diego
$322
Find similar
United Airlines
Jan 20
SAN6:15 amSan Diego
12h 07m
2 stops
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Jan 24
SJU8:35 amSan Juan Luis Munoz Marin Intl
12h 53m
2 stops
SAN5:28 pmSan Diego
$324
Find similar
United Airlines
Jan 18
SAN6:30 amSan Diego
11h 52m
2 stops
SJU10:22 pmSan Juan Luis Munoz Marin Intl
Jan 22
SJU8:35 amSan Juan Luis Munoz Marin Intl
12h 53m
2 stops
SAN5:28 pmSan Diego
$325
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 December 23, 2025.
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

Wed 3/4

7:02 am-11:32 pm

1 stop12h 30m

San Juan Luis Munoz Marin Intl

Wed 3/11

1:30 am-10:00 am

1 stop11h 30m

$298

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 2/14

11:21 am-11:37 am

1 stop20h 16m

San Juan Luis Munoz Marin Intl

Sun 2/22

6:00 am-10:45 am

2 stops32h 45m

$312

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 2/14

11:21 am-11:37 am

1 stop20h 16m

San Juan Luis Munoz Marin Intl

Sun 3/1

6:00 am-12:08 am

2 stops22h 08m

$316

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 1/8

6:25 am-6:34 am

1 stop20h 09m

San Juan Luis Munoz Marin Intl

Thu 1/15

7:44 pm-12:11 am

1 stop32h 27m

$317

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 2/14

12:23 pm-1:27 pm

2 stops21h 04m

San Juan Luis Munoz Marin Intl

Mon 2/16

11:50 pm-11:28 am

1 stop15h 38m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 6/2

6:15 am-8:38 pm

1 stop11h 23m

San Juan Luis Munoz Marin Intl

Fri 6/12

2:05 am-11:07 am

1 stop12h 02m

$322

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 2/18

9:45 am-11:37 am

1 stop21h 52m

San Juan Luis Munoz Marin Intl

Sun 2/22

6:00 am-8:55 am

2 stops30h 55m

$323

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 1/20

6:15 am-10:22 pm

2 stops12h 07m

San Juan Luis Munoz Marin Intl

Sat 1/24

8:35 am-5:28 pm

2 stops12h 53m

$324

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 2/18

12:40 pm-2:52 am

1 stop10h 12m

Aguadilla Borinquen

Wed 2/25

2:32 am-11:28 am

1 stop12h 56m

$416

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 2/18

12:40 pm-2:52 am

1 stop10h 12m

Aguadilla Borinquen

Wed 2/25

2:32 am-11:28 am

1 stop12h 56m

$450

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 January, then you should wait until October to fly from San Diego, when ticket prices are also cheap, with an average price of $441.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from San Diego is on a Saturday. momondo users have found tickets for Saturday departures for as low as $504. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $571.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is at noon. Flights from San Diego to Puerto Rico during this time can be as low as $485. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $569.

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 $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 $432 on momondo.

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

You could potentially save up to 26% 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
5.8
3,076 reviews
Search Frontier flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.3
8,196 reviews
Search Spirit Airlines flights
DeltaPriceFrom $278Free CancellationRating
7.9
8,014 reviews
Search Delta flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,103 reviews
Search United Airlines flights
American AirlinesPriceFrom $321Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $470Free CancellationRating
8.0
11,506 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.
Start using Trips
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Find better results for your trip to Puerto Rico

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