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Cheap flights from Puerto Rico to San Diego from $188

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to San Diego departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Puerto Rico to San Diego

Recent round-trip flight deals from Puerto Rico to San Diego

Enter your travel dates to find the best prices.
Southwest Logo
5:30 am - 4:15 pm
SJU
-
SAN
13h 45m
1 stop
Southwest Logo
6:35 am - 10:50 pm
SAN
-
SJU
13h 15m
1 stop
$406Southwest
Thu, Sep 10 - Mon, Sep 14
American Airlines Logo
3:44 pm - 8:12 am
SJU
-
SAN
19h 28m
1 stop
American Airlines Logo
9:36 pm - 1:24 pm
SAN
-
SJU
12h 48m
1 stop
$411American Airlines
Tue, Aug 25 - Wed, Aug 26
American Airlines Logo
12:55 am - 8:58 am
SJU
-
SAN
11h 03m
1 stop
American Airlines Logo
9:10 pm - 12:40 pm
SAN
-
SJU
12h 30m
2 stops
$414American Airlines
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
3:41 pm - 9:00 am
SJU
-
SAN
20h 19m
1 stop
American Airlines Logo
12:56 pm - 9:46 am
SAN
-
SJU
17h 50m
1 stop
$415American Airlines
Sat, Oct 3 - Fri, Oct 16
United Airlines Logo
1:00 am - 11:35 am
SJU
-
SAN
13h 35m
2 stops
United Airlines Logo
6:20 am - 8:38 pm
SAN
-
SJU
11h 18m
2 stops
$416United Airlines
Mon, Aug 24 - Wed, Aug 26
American Airlines Logo
7:05 am - 7:44 pm
SJU
-
SAN
15h 39m
1 stop
American Airlines Logo
6:45 am - 11:59 pm
SAN
-
SJU
14h 14m
1 stop
$419American Airlines
Sat, Aug 22 - Wed, Aug 26
American Airlines Logo
7:05 am - 7:44 pm
SJU
-
SAN
15h 39m
1 stop
American Airlines Logo
6:45 am - 11:59 pm
SAN
-
SJU
14h 14m
1 stop
$420American Airlines
Sat, Aug 22 - Wed, Aug 26
Southwest Logo
5:00 am - 1:25 pm
SJU
-
SAN
11h 25m
2 stops
Southwest Logo
10:40 pm - 12:20 pm
SAN
-
SJU
10h 40m
2 stops
$434Southwest
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
12:15 am - 11:35 am
BQN
-
SAN
14h 20m
2 stops
United Airlines Logo
6:30 am - 11:09 pm
SAN
-
BQN
13h 39m
2 stops
$511United Airlines
Wed, Aug 26 - Mon, Aug 31
United Airlines Logo
12:15 am - 9:49 am
BQN
-
SAN
12h 34m
1 stop
United Airlines Logo
6:18 am - 11:09 pm
SAN
-
BQN
13h 51m
2 stops
$516United Airlines
Mon, Aug 24 - Sat, Aug 29

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American Airlines flights from Puerto Rico to San Diego

Our best American Airlines deals on Puerto Rico to San Diego flight tickets
American Airlines
Aug 25
SJU3:44 pmSan Juan Luis Munoz Marin Intl
19h 28m
1 stop
SAN8:12 amSan Diego
Aug 26
SAN9:36 pmSan Diego
12h 48m
1 stop
SJU1:24 pmSan Juan Luis Munoz Marin Intl
$411
American Airlines
Aug 19
SJU12:55 amSan Juan Luis Munoz Marin Intl
11h 03m
1 stop
SAN8:58 amSan Diego
Aug 23
SAN9:10 pmSan Diego
12h 30m
2 stops
SJU12:40 pmSan Juan Luis Munoz Marin Intl
$414
American Airlines
Oct 3
SJU3:41 pmSan Juan Luis Munoz Marin Intl
20h 19m
1 stop
SAN9:00 amSan Diego
Oct 16
SAN12:56 pmSan Diego
17h 50m
1 stop
SJU9:46 amSan Juan Luis Munoz Marin Intl
$415

United Airlines flights from Puerto Rico to San Diego

Our best United Airlines deals on Puerto Rico to San Diego flight tickets
United Airlines
Aug 24
SJU1:00 amSan Juan Luis Munoz Marin Intl
13h 35m
2 stops
SAN11:35 amSan Diego
Aug 26
SAN6:20 amSan Diego
11h 18m
2 stops
SJU8:38 pmSan Juan Luis Munoz Marin Intl
$416
United Airlines
Sep 9
SJU1:00 amSan Juan Luis Munoz Marin Intl
11h 49m
1 stop
SAN9:49 amSan Diego
Sep 23
SAN6:30 amSan Diego
14h 20m
2 stops
SJU11:50 pmSan Juan Luis Munoz Marin Intl
$496
United Airlines
Sep 8
SJU1:00 amSan Juan Luis Munoz Marin Intl
13h 25m
2 stops
SAN11:25 amSan Diego
Sep 24
SAN6:50 pmSan Diego
14h 07m
2 stops
SJU11:57 amSan Juan Luis Munoz Marin Intl
$506

momondo Fare Finder

 
Customize your flight search to find flights from Puerto Rico to San Diego 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 27, 2026.
Use the filters below to find and compare flights from Puerto Rico to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 9/10

5:30 am-4:15 pm

1 stop13h 45m

San Diego

Mon 9/14

6:35 am-10:50 pm

1 stop13h 15m

$406

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Tue 8/25

3:44 pm-8:12 am

1 stop19h 28m

San Diego

Wed 8/26

9:36 pm-1:24 pm

1 stop12h 48m

$411

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 8/19

12:55 am-8:58 am

1 stop11h 03m

San Diego

Sun 8/23

9:10 pm-12:40 pm

2 stops12h 30m

$414

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sat 10/3

3:41 pm-9:00 am

1 stop20h 19m

San Diego

Fri 10/16

12:56 pm-9:46 am

1 stop17h 50m

$415

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Mon 8/24

1:00 am-11:35 am

2 stops13h 35m

San Diego

Wed 8/26

6:20 am-8:38 pm

2 stops11h 18m

$416

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sat 8/22

7:05 am-7:44 pm

1 stop15h 39m

San Diego

Wed 8/26

6:45 am-11:59 pm

1 stop14h 14m

$419

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sat 8/22

7:05 am-7:44 pm

1 stop15h 39m

San Diego

Wed 8/26

6:45 am-11:59 pm

1 stop14h 14m

$420
Quickest round-trip

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 9/3

5:00 am-1:25 pm

2 stops11h 25m

San Diego

Mon 9/7

10:40 pm-12:20 pm

2 stops10h 40m

$434

AguadillaSan Diego

BQN - SAN

BQNSAN

Aguadilla Borinquen

Wed 8/26

12:15 am-11:35 am

2 stops14h 20m

San Diego

Mon 8/31

6:30 am-11:09 pm

2 stops13h 39m

$511

AguadillaSan Diego

BQN - SAN

BQNSAN

Aguadilla Borinquen

Mon 8/24

12:15 am-9:49 am

1 stop12h 34m

San Diego

Sat 8/29

6:18 am-11:09 pm

2 stops13h 51m

$516

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 San Diego from

How to get the cheapest flight ticket from Puerto Rico to San Diego

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 San Diego?

If you are unable to visit San Diego during the month of October, then departing from Puerto Rico during the month February is also very affordable. Most momondo users find prices during this month for around $438.

How far in advance should I book a flight from Puerto Rico to San Diego?

You are more likely to see cheaper flights to San Diego from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $491 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Puerto Rico for as low as $304 on momondo.

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

You could potentially save up to 7% on your flight if you consider stops on a Puerto Rico to San Diego flight.

Cheap Puerto Rico to San Diego flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to San Diego

Fastest flight time

9h 17m

Direct flights

None
The fastest flight from Puerto Rico to San Diego takes 9h 17m
There are no direct flights from Puerto Rico to San Diego. There are no popular flight routes from Puerto Rico to San Diego.
Search flight deals

Frequently asked questions about flying from Puerto Rico to San Diego

  • When did momondo last update prices for flights from Puerto Rico to San Diego Airport?

    Prices for flights from Puerto Rico to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from Puerto Rico to San Diego Airport?

  • How old do you have to be to fly from Puerto Rico to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Puerto Rico to San Diego

Compare and see reviews for airlines that fly from Puerto Rico to San Diego with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $295Free CancellationRating
7.8
8,489 reviews
Search Delta flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
10,041 reviews
Search United Airlines flights
American AirlinesPriceFrom $295Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights
SouthwestPriceFrom $326Free CancellationRating
8.0
4,231 reviews
Search Southwest flights
JetBluePriceFrom $327Free CancellationRating
7.1
3,026 reviews
Search JetBlue flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
Julian
National City
La Mesa
Poway
San Ysidro
Imperial Beach
Santee
Borrego Springs
Lemon Grove
Alpine

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Puerto Rico to San Diego for you.

Can I find flights from Puerto Rico to San Diego with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Puerto Rico to San Diego flights to just show those with flexible booking policies.

How can momondo help me find flights from Puerto Rico to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from Puerto Rico. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Puerto Rico to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Puerto Rico to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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