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Cheap flights from San Diego to Puerto Rico from $129

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 2/26. 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.
United Airlines Logo
7:00 am - 11:57 pm
SAN
-
BQN
12h 57m2 stops
United Airlines Logo
1:09 am - 3:04 pm
BQN
-
SAN
17h 55m2 stops
$295United Airlines
ter, jan 27 - seg, fev 2
Southwest Logo
6:35 pm - 9:55 am
SAN
-
SJU
11h 20m2 stops
Southwest Logo
5:40 am - 1:20 pm
SJU
-
SAN
11h 40m2 stops
$344Southwest
sáb, fev 21 - qua, fev 25
Frontier Logo
6:25 am - 6:34 am
SAN
-
SJU
20h 09m1 stop
Frontier Logo
6:30 am - 7:37 pm
SJU
-
SAN
41h 07m2 stops
$350Frontier
qui, jan 1 - dom, jan 11
Frontier Logo
6:25 am - 6:34 am
SAN
-
SJU
20h 09m1 stop
Frontier Logo
7:05 pm - 11:36 pm
SJU
-
SAN
32h 31m1 stop
$352Frontier
qui, jan 1 - dom, jan 11
Multiple Airlines Logo
6:54 am - 12:27 pm
SAN
-
SJU
25h 33m1 stop
Multiple Airlines Logo
6:00 am - 12:24 am
SJU
-
SAN
22h 24m2 stops
$355Multiple Airlines
qui, jan 15 - dom, jan 18
Multiple Airlines Logo
11:21 am - 11:37 am
SAN
-
SJU
20h 16m1 stop
Multiple Airlines Logo
7:04 pm - 10:26 am
SJU
-
SAN
43h 22m2 stops
$356Multiple Airlines
sáb, fev 14 - qui, fev 19
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
$357United Airlines
sáb, jan 17 - ter, jan 27
American Airlines Logo
6:35 am - 11:44 pm
SAN
-
SJU
13h 09m1 stop
American Airlines Logo
8:30 am - 4:13 pm
SJU
-
SAN
11h 43m2 stops
$361American Airlines
sex, fev 20 - ter, fev 24
JetBlue Logo
9:30 pm - 3:30 pm
SAN
-
SJU
14h 00m1 stop
JetBlue Logo
5:15 am - 11:28 am
SJU
-
SAN
34h 13m1 stop
$366JetBlue
qua, fev 11 - seg, fev 16
Southwest Logo
7:45 pm - 11:20 am
SAN
-
SJU
11h 35m2 stops
Southwest Logo
5:40 am - 2:40 pm
SJU
-
SAN
13h 00m2 stops
$367Southwest
sáb, fev 7 - qua, fev 11

Southwest flights from San Diego to Puerto Rico

Our best Southwest deals on San Diego to Puerto Rico flight tickets
Southwest
Feb 21
SAN6:35 pmSan Diego
11h 20m
2 stops
SJU9:55 amSan Juan Luis Munoz Marin Intl
Feb 25
SJU5:40 amSan Juan Luis Munoz Marin Intl
11h 40m
2 stops
SAN1:20 pmSan Diego
$344
Find similar
Southwest
Feb 7
SAN7:45 pmSan Diego
11h 35m
2 stops
SJU11:20 amSan Juan Luis Munoz Marin Intl
Feb 11
SJU5:40 amSan Juan Luis Munoz Marin Intl
13h 00m
2 stops
SAN2:40 pmSan Diego
$367
Find similar
Southwest
Jan 9
SAN7:55 pmSan Diego
11h 20m
2 stops
SJU11:15 amSan Juan Luis Munoz Marin Intl
Jan 13
SJU5:40 amSan Juan Luis Munoz Marin Intl
11h 40m
2 stops
SAN1:20 pmSan Diego
$411
Find similar

American Airlines flights from San Diego to Puerto Rico

Our best American Airlines deals on San Diego to Puerto Rico flight tickets
American Airlines
Feb 20
SAN6:35 amSan Diego
13h 09m
1 stop
SJU11:44 pmSan Juan Luis Munoz Marin Intl
Feb 24
SJU8:30 amSan Juan Luis Munoz Marin Intl
11h 43m
2 stops
SAN4:13 pmSan Diego
$361
Find similar
American Airlines
Feb 10
SAN8:25 amSan Diego
10h 01m
1 stop
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Feb 16
SJU6:00 amSan Juan Luis Munoz Marin Intl
16h 50m
1 stop
SAN6:50 pmSan Diego
$368
Find similar
American Airlines
Jan 17
SAN6:20 amSan Diego
12h 06m
1 stop
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Jan 26
SJU7:07 amSan Juan Luis Munoz Marin Intl
19h 43m
1 stop
SAN10:50 pmSan Diego
$401
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 dezembro 11, 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 DiegoAguadilla

SAN - BQN

SANBQN

San Diego

ter 1/27

7:00 am-11:57 pm

2 stops12h 57m

Aguadilla Borinquen

seg 2/2

1:09 am-3:04 pm

2 stops17h 55m

$295

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sáb 2/21

6:35 pm-9:55 am

2 stops11h 20m

San Juan Luis Munoz Marin Intl

qua 2/25

5:40 am-1:20 pm

2 stops11h 40m

$344

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

qui 1/1

6:25 am-6:34 am

1 stop20h 09m

San Juan Luis Munoz Marin Intl

dom 1/11

6:30 am-7:37 pm

2 stops41h 07m

$350

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

qui 1/1

6:25 am-6:34 am

1 stop20h 09m

San Juan Luis Munoz Marin Intl

dom 1/11

7:05 pm-11:36 pm

1 stop32h 31m

$352

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

qui 1/15

6:54 am-12:27 pm

1 stop25h 33m

San Juan Luis Munoz Marin Intl

dom 1/18

6:00 am-12:24 am

2 stops22h 24m

$355

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sáb 2/14

11:21 am-11:37 am

1 stop20h 16m

San Juan Luis Munoz Marin Intl

qui 2/19

7:04 pm-10:26 am

2 stops43h 22m

$356

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sáb 1/17

6:15 am-10:22 pm

2 stops12h 07m

San Juan Luis Munoz Marin Intl

ter 1/27

8:35 am-5:28 pm

2 stops12h 53m

$357

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sex 2/20

6:35 am-11:44 pm

1 stop13h 09m

San Juan Luis Munoz Marin Intl

ter 2/24

8:30 am-4:13 pm

2 stops11h 43m

$361

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

qua 2/11

9:30 pm-3:30 pm

1 stop14h 00m

San Juan Luis Munoz Marin Intl

seg 2/16

5:15 am-11:28 am

1 stop34h 13m

$366

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sáb 2/7

7:45 pm-11:20 am

2 stops11h 35m

San Juan Luis Munoz Marin Intl

qua 2/11

5:40 am-2:40 pm

2 stops13h 00m

$367

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 $520 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 29% 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
Spirit AirlinesPriceFrom $125Free CancellationRating
6.3
8,177 reviews
Search Spirit Airlines flights
FrontierPriceFrom $225Free CancellationRating
5.8
3,084 reviews
Search Frontier flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
DeltaPriceFrom $278Free CancellationRating
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
American AirlinesPriceFrom $320Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $474Free CancellationRating
8.0
11,431 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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sáb 1/10
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Find better results for your trip to Puerto Rico

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