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Cheap flights from San Diego to Puerto Rico from $119

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 1/10. 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
6:15 am - 10:26 pmSAN-SJU
12h 11m2 stops
American Airlines Logo
7:07 am - 10:50 pmSJU-SAN
19h 43m1 stop
$334American Airlines
Find Deal
Tue, Jan 27 - Sat, Jan 31
JetBlue Logo
11:08 am - 1:19 amSAN-SJU
11h 11m1 stop
JetBlue Logo
8:10 am - 6:58 pmSJU-SAN
13h 48m1 stop
$336JetBlue
Find Deal
Thu, Apr 30 - Sun, May 3
Frontier Logo
6:25 am - 6:34 amSAN-SJU
20h 09m1 stop
Frontier Logo
7:09 pm - 7:37 pmSJU-SAN
28h 28m2 stops
$338Frontier
Find Deal
Wed, Dec 31 - Sun, Jan 11
Delta Logo
10:00 pm - 1:59 pmSAN-SJU
11h 59m1 stop
Delta Logo
3:32 pm - 9:18 pmSJU-SAN
9h 46m1 stop
$339Delta
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Tue, Dec 9 - Thu, Dec 11
Frontier Logo
6:25 am - 6:34 amSAN-SJU
20h 09m1 stop
Frontier Logo
6:00 am - 12:11 amSJU-SAN
22h 11m2 stops
$340Frontier
Find Deal
Thu, Jan 8 - Fri, Jan 16
American Airlines Logo
4:38 pm - 5:34 amSAN-SJU
8h 56m1 stop
American Airlines Logo
2:28 pm - 11:09 pmSJU-SAN
12h 41m1 stop
$341American Airlines
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Thu, Jan 1 - Mon, Jan 12
Multiple Airlines Logo
6:25 am - 12:33 amSAN-SJU
14h 08m1 stop
Multiple Airlines Logo
5:45 am - 7:37 pmSJU-SAN
17h 52m2 stops
$343Multiple Airlines
Find Deal
Thu, Jan 1 - Mon, Jan 12
Multiple Airlines Logo
2:10 pm - 5:23 pmSAN-SJU
47h 13m2 stops
Multiple Airlines Logo
7:50 pm - 12:24 amSJU-SAN
32h 34m1 stop
$351Multiple Airlines
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Mon, Jan 5 - Wed, Jan 14
United Airlines Logo
7:00 am - 11:09 pmSAN-BQN
13h 09m2 stops
United Airlines Logo
12:15 am - 11:22 amBQN-SAN
14h 07m2 stops
$385United Airlines
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Sat, May 2 - Tue, May 5
United Airlines Logo
7:05 am - 11:57 pmSAN-BQN
12h 52m1 stop
United Airlines Logo
1:09 am - 10:20 amBQN-SAN
13h 11m1 stop
$438United Airlines
Find Deal
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
Jan 27
SAN6:15 amSan Diego
12h 11m
2 stops
SJU10:26 pmSan Juan Luis Munoz Marin Intl
Jan 31
SJU7:07 amSan Juan Luis Munoz Marin Intl
19h 43m
1 stop
SAN10:50 pmSan Diego
$334
Find similar
American Airlines
Jan 1
SAN4:38 pmSan Diego
8h 56m
1 stop
SJU5:34 amSan Juan Luis Munoz Marin Intl
Jan 12
SJU2:28 pmSan Juan Luis Munoz Marin Intl
12h 41m
1 stop
SAN11:09 pmSan Diego
$341
Find similar
American Airlines
Mar 3
SAN7:00 amSan Diego
9h 36m
1 stop
SJU8:36 pmSan Juan Luis Munoz Marin Intl
Mar 4
SJU7:00 amSan Juan Luis Munoz Marin Intl
19h 51m
1 stop
SAN10:51 pmSan Diego
$372
Find similar

JetBlue flights from San Diego to Puerto Rico

Our best JetBlue deals on San Diego to Puerto Rico flight tickets
JetBlue
Apr 30
SAN11:08 amSan Diego
11h 11m
1 stop
SJU1:19 amSan Juan Luis Munoz Marin Intl
May 3
SJU8:10 amSan Juan Luis Munoz Marin Intl
13h 48m
1 stop
SAN6:58 pmSan Diego
$336
Find similar
JetBlue
Mar 3
SAN12:40 pmSan Diego
11h 10m
1 stop
SJU3:50 amSan Juan Luis Munoz Marin Intl
Mar 4
SJU6:10 amSan Juan Luis Munoz Marin Intl
12h 13m
1 stop
SAN2:23 pmSan Diego
$369
Find similar
JetBlue
Jan 10
SAN9:30 pmSan Diego
11h 03m
1 stop
SJU12:33 pmSan Juan Luis Munoz Marin Intl
Jan 17
SJU10:25 amSan Juan Luis Munoz Marin Intl
13h 25m
1 stop
SAN7:50 pmSan Diego
$384
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 November 21, 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

Tue 1/27

6:15 am-10:26 pm

2 stops12h 11m

San Juan Luis Munoz Marin Intl

Sat 1/31

7:07 am-10:50 pm

1 stop19h 43m

$334

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 4/30

11:08 am-1:19 am

1 stop11h 11m

San Juan Luis Munoz Marin Intl

Sun 5/3

8:10 am-6:58 pm

1 stop13h 48m

$336

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 12/31

6:25 am-6:34 am

1 stop20h 09m

San Juan Luis Munoz Marin Intl

Sun 1/11

7:09 pm-7:37 pm

2 stops28h 28m

$338

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 12/9

10:00 pm-1:59 pm

1 stop11h 59m

San Juan Luis Munoz Marin Intl

Thu 12/11

3:32 pm-9:18 pm

1 stop9h 46m

$339

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

Fri 1/16

6:00 am-12:11 am

2 stops22h 11m

$340

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 1/1

4:38 pm-5:34 am

1 stop8h 56m

San Juan Luis Munoz Marin Intl

Mon 1/12

2:28 pm-11:09 pm

1 stop12h 41m

$341

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 1/1

6:25 am-12:33 am

1 stop14h 08m

San Juan Luis Munoz Marin Intl

Mon 1/12

5:45 am-7:37 pm

2 stops17h 52m

$343

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 1/5

2:10 pm-5:23 pm

2 stops47h 13m

San Juan Luis Munoz Marin Intl

Wed 1/14

7:50 pm-12:24 am

1 stop32h 34m

$351

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Sat 5/2

7:00 am-11:09 pm

2 stops13h 09m

Aguadilla Borinquen

Tue 5/5

12:15 am-11:22 am

2 stops14h 07m

$385

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Wed 2/18

7:05 am-11:57 pm

1 stop12h 52m

Aguadilla Borinquen

Wed 2/25

1:09 am-10:20 am

1 stop13h 11m

$438

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 October, then you should wait until January to fly from San Diego, when ticket prices are also cheap, with an average price of $445.

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 $521 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

Direct flights

None
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
8,157 reviews
Search Spirit Airlines flights
FrontierPriceFrom $225Free CancellationRating
5.8
3,102 reviews
Search Frontier flights
JetBluePriceFrom $245Free CancellationRating
7.2
2,902 reviews
Search JetBlue flights
DeltaPriceFrom $278Free CancellationRating
7.9
8,002 reviews
Search Delta flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
9,030 reviews
Search United Airlines flights
American AirlinesPriceFrom $319Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
8.0
4,251 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $477Free CancellationRating
8.0
11,326 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

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Find better results for your trip to Puerto Rico

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Popular flights according to clicks in the last 7 days on momondo
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