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Cheap flights from San Diego to Puerto Rico from $203

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 10/4. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:10 am - 11:57 pm
SAN
-
BQN
12h 47m
1 stop
United Airlines Logo
1:09 am - 10:20 am
BQN
-
SAN
13h 11m
1 stop
$402United Airlines
Sat, Jan 16 - Sat, Jan 23
American Airlines Logo
6:45 am - 11:59 pm
SAN
-
SJU
14h 14m
1 stop
American Airlines Logo
7:03 am - 8:35 pm
SJU
-
SAN
16h 32m
1 stop
$405American Airlines
Mon, Aug 24 - Mon, Aug 31
Southwest Logo
9:15 am - 10:00 pm
SAN
-
SJU
9h 45m
1 stop
Southwest Logo
10:00 am - 6:05 pm
SJU
-
SAN
11h 05m
2 stops
$406Southwest
Tue, Aug 18 - Mon, Aug 24
United Airlines Logo
7:00 am - 11:09 pm
SAN
-
BQN
13h 09m
2 stops
United Airlines Logo
12:15 am - 2:50 pm
BQN
-
SAN
17h 35m
2 stops
$406United Airlines
Wed, Oct 14 - Tue, Oct 20
American Airlines Logo
12:56 pm - 11:31 am
SAN
-
SJU
19h 35m
1 stop
American Airlines Logo
7:30 am - 8:58 pm
SJU
-
SAN
16h 28m
1 stop
$408American Airlines
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
1:50 pm - 9:24 am
SAN
-
SJU
16h 34m
2 stops
American Airlines Logo
4:38 pm - 10:25 pm
SJU
-
SAN
8h 47m
1 stop
$410American Airlines
Wed, Sep 9 - Mon, Sep 14
American Airlines Logo
7:15 pm - 9:46 am
SAN
-
SJU
11h 31m
2 stops
American Airlines Logo
6:28 am - 1:08 pm
SJU
-
SAN
10h 40m
1 stop
$411American Airlines
Wed, Oct 28 - Tue, Nov 10
Southwest Logo
7:25 am - 10:00 pm
SAN
-
SJU
11h 35m
2 stops
Southwest Logo
1:45 pm - 10:35 pm
SJU
-
SAN
11h 50m
2 stops
$421Southwest
Tue, Aug 18 - Tue, Aug 25
JetBlue Logo
8:30 pm - 12:33 am
SAN
-
BQN
25h 03m
2 stops
JetBlue Logo
5:01 am - 7:06 pm
BQN
-
SAN
17h 05m
2 stops
$698JetBlue
Mon, Aug 10 - Wed, Aug 19
JetBlue Logo
9:30 pm - 11:59 pm
SAN
-
PSE
23h 29m
2 stops
JetBlue Logo
5:01 am - 9:17 am
PSE
-
SAN
31h 16m
2 stops
$743JetBlue
Thu, Oct 15 - Mon, Oct 19

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Frontier flights from San Diego to Puerto Rico

Our best Frontier deals on San Diego to Puerto Rico flight tickets
Frontier
Jul 30
SAN8:51 pmSan Diego
50h 24m
2 stops
SJU2:15 amSan Juan Luis Munoz Marin Intl
Aug 14
SJU10:48 pmSan Juan Luis Munoz Marin Intl
19h 55m
2 stops
SAN3:43 pmSan Diego
$600
Frontier
Jul 30
SAN6:25 amSan Diego
46h 32m
2 stops
SJU7:57 amSan Juan Luis Munoz Marin Intl
Aug 16
SJU8:37 pmSan Juan Luis Munoz Marin Intl
22h 06m
2 stops
SAN3:43 pmSan Diego
$616
Frontier
Aug 4
SAN3:03 pmSan Diego
17h 13m
2 stops
SJU11:16 amSan Juan Luis Munoz Marin Intl
Aug 10
SJU6:32 amSan Juan Luis Munoz Marin Intl
15h 28m
1 stop
SAN7:00 pmSan Diego
$740

Southwest flights from San Diego to Puerto Rico

Our best Southwest deals on San Diego to Puerto Rico flight tickets
Southwest
Aug 18
SAN9:15 amSan Diego
9h 45m
1 stop
SJU10:00 pmSan Juan Luis Munoz Marin Intl
Aug 24
SJU10:00 amSan Juan Luis Munoz Marin Intl
11h 05m
2 stops
SAN6:05 pmSan Diego
$406
Southwest
Aug 18
SAN9:15 amSan Diego
8h 50m
1 stop
SJU9:05 pmSan Juan Luis Munoz Marin Intl
Aug 23
SJU9:25 pmSan Juan Luis Munoz Marin Intl
16h 35m
2 stops
SAN11:00 amSan Diego
$421
Southwest
Dec 1
SAN8:45 pmSan Diego
11h 00m
2 stops
SJU11:45 amSan Juan Luis Munoz Marin Intl
Dec 6
SJU6:05 amSan Juan Luis Munoz Marin Intl
10h 15m
1 stop
SAN12:20 pmSan Diego
$449

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 July 21, 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 DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Sat 1/16

7:10 am-11:57 pm

1 stop12h 47m

Aguadilla Borinquen

Sat 1/23

1:09 am-10:20 am

1 stop13h 11m

$402

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/24

6:45 am-11:59 pm

1 stop14h 14m

San Juan Luis Munoz Marin Intl

Mon 8/31

7:03 am-8:35 pm

1 stop16h 32m

$405
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 8/18

9:15 am-10:00 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Mon 8/24

10:00 am-6:05 pm

2 stops11h 05m

$406

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 10/14

7:00 am-11:09 pm

2 stops13h 09m

Aguadilla Borinquen

Tue 10/20

12:15 am-2:50 pm

2 stops17h 35m

$406

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 10/17

12:56 pm-11:31 am

1 stop19h 35m

San Juan Luis Munoz Marin Intl

Sat 10/24

7:30 am-8:58 pm

1 stop16h 28m

$408

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 9/9

1:50 pm-9:24 am

2 stops16h 34m

San Juan Luis Munoz Marin Intl

Mon 9/14

4:38 pm-10:25 pm

1 stop8h 47m

$410

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 10/28

7:15 pm-9:46 am

2 stops11h 31m

San Juan Luis Munoz Marin Intl

Tue 11/10

6:28 am-1:08 pm

1 stop10h 40m

$411

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 8/18

7:25 am-10:00 pm

2 stops11h 35m

San Juan Luis Munoz Marin Intl

Tue 8/25

1:45 pm-10:35 pm

2 stops11h 50m

$421

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Mon 8/10

8:30 pm-12:33 am

2 stops25h 03m

Aguadilla Borinquen

Wed 8/19

5:01 am-7:06 pm

2 stops17h 05m

$698

San DiegoPonce

SAN - PSE

SANPSE

San Diego

Thu 10/15

9:30 pm-11:59 pm

2 stops23h 29m

Ponce Mercedita

Mon 10/19

5:01 am-9:17 am

2 stops31h 16m

$743

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 May, then you should wait until October to fly from San Diego, when ticket prices are also cheap, with an average price of $436.

What is the cheapest San Diego to Puerto Rico flight route?

Fly from San Diego to San Juan Luis Munoz Marin Intl for the best San Diego - Puerto Rico flight prices

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 $524 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.

What cabin class options are available on San Diego to Puerto Rico flights?

There is only 1 cabin class available to choose from on San Diego to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 2% 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 05m

Direct flights

None
The fastest flight from San Diego to Puerto Rico takes 8h 05m
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
2,779 reviews
Search Frontier flights
United AirlinesPriceFrom $182Free CancellationRating
7.4
10,014 reviews
Search United Airlines flights
DeltaPriceFrom $193Free CancellationRating
7.8
8,472 reviews
Search Delta flights
JetBluePriceFrom $290Free CancellationRating
7.1
3,018 reviews
Search JetBlue flights
American AirlinesPriceFrom $295Free CancellationRating
7.1
11,836 reviews
Search American Airlines flights
SouthwestPriceFrom $386Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $426Free CancellationRating
7.9
12,685 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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