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Puerto Rico

$171+ Cheap flights from San Diego (SAN) to Puerto Rico

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from San Diego to Puerto Rico

Keep the following information in mind while searching for San Diego to Puerto Rico flight deals. Data was last updated April 17, 2025.

Round-trip from

$372
(United Airlines)

One-way from

$171
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$474
From San Diego to Puerto Rico
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One-way flight from San Diego to Puerto Rico
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Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Diego to Puerto Rico

Cheapest flights from San Diego to Puerto Rico
Explore the most affordable flight options available from San Diego to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/116:45 amSAN - BQN
2 stops13h 24mUnited Airlines
Thu 8/2112:15 amBQN - SAN
1 stop12h 21mUnited Airlines
Deal found 4/16$372
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:48 pmSAN - SJU
2 stops11h 43mSpirit Airlines
Wed 5/211:33 amSJU - SAN
2 stops18h 12mSpirit Airlines
Deal found 4/17$375
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:15 amSAN - SJU
1 stop13h 34mDelta
Sat 5/1712:50 pmSJU - SAN
1 stop13h 52mDelta
Deal found 4/17$382
This Trip.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:00 amSAN - SJU
2 stops25h 53mFrontier
Sat 5/1012:05 amSJU - SAN
2 stops26h 53mFrontier
Deal found 4/17$388
This JetBlue deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:25 pmSAN - SJU
1 stop11h 39mJetBlue
Tue 9/1611:30 amSJU - SAN
1 stop11h 00mJetBlue
Deal found 4/17$389
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/208:48 pmSAN - SJU
2 stops11h 43mMultiple Airlines
Sun 5/254:15 pmSJU - SAN
1 stop27h 48mMultiple Airlines
Deal found 4/17$397
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:28 amSAN - SJU
1 stop13h 02mAmerican Airlines
Tue 5/275:25 amSJU - SAN
1 stop16h 04mAmerican Airlines
Deal found 4/17$403
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/57:10 amSAN - SJU
2 stops13h 44mUnited Airlines
Fri 5/92:55 pmSJU - SAN
1 stop9h 20mUnited Airlines
Deal found 4/17$429
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/310:45 pmSAN - SJU
1 stop12h 21mAlaska Airlines
Tue 7/812:59 amSJU - SAN
1 stop19h 57mAlaska Airlines
Deal found 4/17$520
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:00 amSAN - SJU
2 stops11h 55mSouthwest
Tue 6/105:30 amSJU - SAN
2 stops11h 55mSouthwest
Deal found 4/17$574
This JetBlue deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1110:15 amSAN - BQN
1 stop13h 20mJetBlue
Fri 8/229:35 amBQN - SAN
1 stop12h 23mJetBlue
Deal found 4/16$637

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from San Diego to Puerto Rico that are best for you.

Fly from

San Diego

Fly to

Puerto Rico

Route

Depart

Return

Price

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 5/14

8:48 pm-11:31 am

2 stops11h 43m

San Juan Luis Munoz Marin Intl

Wed 5/21

1:33 am-4:45 pm

2 stops18h 12m

$375

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 5/10

6:15 am-10:49 pm

1 stop13h 34m

San Juan Luis Munoz Marin Intl

Sat 5/17

12:50 pm-11:42 pm

1 stop13h 52m

$382

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 5/6

8:00 am-12:53 pm

2 stops25h 53m

San Juan Luis Munoz Marin Intl

Sat 5/10

12:05 am-11:58 pm

2 stops26h 53m

$388

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 9/8

9:25 pm-12:04 pm

1 stop11h 39m

San Juan Luis Munoz Marin Intl

Sat 9/13

11:30 am-7:30 pm

1 stop11h 00m

$389

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Tue 5/20

8:48 pm-11:31 am

2 stops11h 43m

San Juan Luis Munoz Marin Intl

Sun 5/25

4:15 pm-5:03 pm

1 stop27h 48m

$397

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 5/22

6:28 am-10:30 pm

1 stop13h 02m

San Juan Luis Munoz Marin Intl

Tue 5/27

5:25 am-6:29 pm

1 stop16h 04m

$403

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 5/5

7:10 am-11:54 pm

2 stops13h 44m

San Juan Luis Munoz Marin Intl

Fri 5/9

2:55 pm-9:15 pm

1 stop9h 20m

$429

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Mon 8/18

8:40 pm-10:50 am

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Thu 8/28

11:10 am-9:35 pm

2 stops13h 25m

$448

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 7/3

10:45 pm-2:06 pm

1 stop12h 21m

San Juan Luis Munoz Marin Intl

Tue 7/8

12:59 am-5:56 pm

1 stop19h 57m

$520

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

Sat 4/26

8:15 am-11:09 pm

1 stop11h 54m

Aguadilla Borinquen

Thu 5/1

12:15 am-12:23 pm

2 stops15h 08m

$595

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 19 results
1
2

Best time to book a flight from San Diego to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Puerto Rico

What is the cheapest month to book a flight from San Diego to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $254). Flying from San Diego to Puerto Rico in December is currently the most expensive (average of $336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to PR?

Find hourly flight availability from San Diego to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from San Diego to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Diego to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,926 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Diego to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Puerto Rico?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Puerto Rico. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • What are the cheapest airlines to fly from San Diego to Puerto Rico one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $171. However, be on the lookout for offers from Delta and Spirit Airlines, as they are both options that can get you from San Diego to Puerto Rico for a low price.

  • What are the most popular routes from San Diego to Puerto Rico?

    The most popular route from San Diego to Puerto Rico is San Diego - San Juan Luis Munoz Marin Intl. You may also consider San Diego - Aguadilla Borinquen or San Diego - Culebra.

  • Can I find deals for flights from San Diego to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on San Diego to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Puerto Rico.

  • Can I find deals for business class flights from San Diego to Puerto Rico?

    Yes. Cheapflights offers flight deals from San Diego to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $254). Flying from San Diego to Puerto Rico in December is currently the most expensive (average of $336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Diego to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from San Diego to Puerto Rico

Discover the top 8 airlines that operate flights from San Diego to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$184Average$349FlexibilityNo cancel feeOn-time65%
FrontierCheapest$198Average$370FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$281Average$491FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$306Average$531FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$317Average$533FlexibilityNo cancel feeOn-time71%
DeltaCheapest$401Average$664FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$414Average$582FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$475Average$584FlexibilityNo cancel feeOn-time75%

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