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Cheap flights from Puerto Rico to San Diego from $110

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 1/15. 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 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.
Delta Logo
3:55 pm - 10:48 pm
SJU
-
SAN
10h 53m1 stop
Delta Logo
6:15 am - 8:18 pm
SAN
-
SJU
11h 03m1 stop
$295Delta
Wed, Feb 25 - Wed, Mar 18
American Airlines Logo
6:00 am - 12:27 pm
SJU
-
SAN
10h 27m1 stop
American Airlines Logo
6:30 am - 11:40 pm
SAN
-
SJU
13h 10m1 stop
$301American Airlines
Wed, Feb 11 - Sun, Feb 15
American Airlines Logo
6:00 am - 2:14 pm
SJU
-
SAN
12h 14m2 stops
American Airlines Logo
9:24 am - 11:56 pm
SAN
-
SJU
10h 32m1 stop
$303American Airlines
Wed, Jan 21 - Fri, Jan 30
Multiple Airlines Logo
7:44 pm - 8:50 am
SJU
-
SAN
17h 06m1 stop
Multiple Airlines Logo
12:23 pm - 1:27 pm
SAN
-
SJU
21h 04m2 stops
$312Multiple Airlines
Thu, Feb 19 - Sat, Feb 21
Multiple Airlines Logo
11:07 am - 11:14 am
SJU
-
SAN
28h 07m2 stops
Multiple Airlines Logo
9:50 am - 11:37 am
SAN
-
SJU
21h 47m1 stop
$318Multiple Airlines
Wed, Feb 18 - Mon, Feb 23
JetBlue Logo
6:15 am - 2:05 pm
SJU
-
SAN
11h 50m1 stop
JetBlue Logo
9:30 pm - 12:33 pm
SAN
-
SJU
11h 03m1 stop
$328JetBlue
Tue, Jan 27 - Sat, Jan 31
JetBlue Logo
11:06 am - 7:50 pm
SJU
-
SAN
12h 44m1 stop
JetBlue Logo
9:30 pm - 12:33 pm
SAN
-
SJU
11h 03m1 stop
$335JetBlue
Thu, Jan 15 - Sun, Jan 18
Delta Logo
3:55 pm - 10:45 pm
SJU
-
SAN
10h 50m1 stop
Delta Logo
10:30 pm - 11:56 am
SAN
-
SJU
9h 26m1 stop
$346Delta
Wed, Jan 21 - Fri, Jan 23
United Airlines Logo
1:09 am - 10:04 am
BQN
-
SAN
12h 55m1 stop
United Airlines Logo
7:00 am - 11:57 pm
SAN
-
BQN
12h 57m2 stops
$679United Airlines
Wed, Jan 7 - Sun, Jan 11
United Airlines Logo
1:09 am - 11:48 am
BQN
-
SAN
14h 39m2 stops
United Airlines Logo
7:00 am - 11:57 pm
SAN
-
BQN
12h 57m2 stops
$739United Airlines
Wed, Jan 7 - Sun, Jan 11

Delta flights from Puerto Rico to San Diego

Our best Delta deals on Puerto Rico to San Diego flight tickets
Delta
Feb 25
SJU2:12 pmSan Juan Luis Munoz Marin Intl
10h 23m
1 stop
SAN8:35 pmSan Diego
Mar 18
SAN6:15 amSan Diego
11h 03m
1 stop
SJU8:18 pmSan Juan Luis Munoz Marin Intl
$295
Find similar
Delta
Jan 21
SJU3:55 pmSan Juan Luis Munoz Marin Intl
10h 50m
1 stop
SAN10:45 pmSan Diego
Jan 24
SAN7:05 amSan Diego
12h 52m
1 stop
SJU11:57 pmSan Juan Luis Munoz Marin Intl
$346
Find similar
Delta
Jan 15
SJU3:55 pmSan Juan Luis Munoz Marin Intl
10h 50m
1 stop
SAN10:45 pmSan Diego
Jan 17
SAN6:30 amSan Diego
13h 15m
1 stop
SJU11:45 pmSan Juan Luis Munoz Marin Intl
$523
Find similar

American Airlines flights from Puerto Rico to San Diego

Our best American Airlines deals on Puerto Rico to San Diego flight tickets
American Airlines
Feb 11
SJU6:00 amSan Juan Luis Munoz Marin Intl
10h 27m
1 stop
SAN12:27 pmSan Diego
Feb 15
SAN6:30 amSan Diego
13h 10m
1 stop
SJU11:40 pmSan Juan Luis Munoz Marin Intl
$301
Find similar
American Airlines
Jan 21
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 14m
2 stops
SAN2:14 pmSan Diego
Jan 30
SAN9:24 amSan Diego
10h 32m
1 stop
SJU11:56 pmSan Juan Luis Munoz Marin Intl
$303
Find similar
American Airlines
Jan 30
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 14m
2 stops
SAN2:14 pmSan Diego
Feb 7
SAN10:45 pmSan Diego
10h 23m
1 stop
SJU1:08 pmSan Juan Luis Munoz Marin Intl
$333
Find similar

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 December 29, 2025.
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

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 2/25

3:55 pm-10:48 pm

1 stop10h 53m

San Diego

Wed 3/18

6:15 am-8:18 pm

1 stop11h 03m

$295

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 2/11

6:00 am-12:27 pm

1 stop10h 27m

San Diego

Sun 2/15

6:30 am-11:40 pm

1 stop13h 10m

$301

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 1/21

6:00 am-2:14 pm

2 stops12h 14m

San Diego

Fri 1/30

9:24 am-11:56 pm

1 stop10h 32m

$303

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 2/19

7:44 pm-8:50 am

1 stop17h 06m

San Diego

Sat 2/21

12:23 pm-1:27 pm

2 stops21h 04m

$312

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 2/18

11:07 am-11:14 am

2 stops28h 07m

San Diego

Mon 2/23

9:50 am-11:37 am

1 stop21h 47m

$318

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Tue 1/27

6:15 am-2:05 pm

1 stop11h 50m

San Diego

Sat 1/31

9:30 pm-12:33 pm

1 stop11h 03m

$328

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 1/15

11:06 am-7:50 pm

1 stop12h 44m

San Diego

Sun 1/18

9:30 pm-12:33 pm

1 stop11h 03m

$335

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 1/21

3:55 pm-10:45 pm

1 stop10h 50m

San Diego

Fri 1/23

10:30 pm-11:56 am

1 stop9h 26m

$346

AguadillaSan Diego

BQN - SAN

BQNSAN

Aguadilla Borinquen

Wed 1/7

1:09 am-10:04 am

1 stop12h 55m

San Diego

Sun 1/11

7:00 am-11:57 pm

2 stops12h 57m

$679

AguadillaSan Diego

BQN - SAN

BQNSAN

Aguadilla Borinquen

Wed 1/7

1:09 am-11:48 am

2 stops14h 39m

San Diego

Sun 1/11

7:00 am-11:57 pm

2 stops12h 57m

$739

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 September is also very affordable. Most momondo users find prices during this month for around $448.

How far in advance should I book a flight 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 $483 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 $300 on momondo.

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

You could potentially save up to 8% 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

10h 47m

Direct flights

None
The fastest flight from Puerto Rico to San Diego takes 10h 47m
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

  • 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
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,118 reviews
Search United Airlines flights
American AirlinesPriceFrom $295Free CancellationRating
7.2
11,071 reviews
Search American Airlines flights
JetBluePriceFrom $327Free CancellationRating
7.2
2,902 reviews
Search JetBlue flights
DeltaPriceFrom $351Free CancellationRating
7.9
8,013 reviews
Search Delta flights
Alaska AirlinesPriceFrom $377Free CancellationRating
8.0
11,560 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $408Free CancellationRating
8.0
4,252 reviews
Search Southwest flights

Traveling to a place near San Diego?

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

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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