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Puerto Rico

$97+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
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 agosto 14, 2025.

Round-trip from

$316
(Travelocity)

One-way from

$97
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$561
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. 7% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 14, 2025.

This United Airlines deal was found by Cheapflights users on 8/12. 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.
mié. 10/298:00 amSAN - SJU
1 stop9h 26mUnited Airlines
lun. 11/32:05 amSJU - SAN
2 stops14h 59mUnited Airlines
Deal found 8/12$311
This American Airlines deal was found by Cheapflights users on 8/14. 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.
jue. 9/257:32 pmSAN - SJU
2 stops12h 39mAmerican Airlines
lun. 9/293:05 pmSJU - SAN
1 stop20h 19mAmerican Airlines
Deal found 8/14$318
This FlightHub deal was found by Cheapflights users on 8/13. 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.
mié. 9/177:47 pmSAN - SJU
2 stops12h 17mSpirit Airlines
lun. 9/2210:42 amSJU - SAN
2 stops14h 44mSpirit Airlines
Deal found 8/13$320
This American Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 11/310:23 pmSAN - SJU
2 stops11h 18mAmerican Airlines
dom. 11/166:25 amSJU - SAN
1 stop16h 28mAmerican Airlines
Deal found 8/14$325
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/207:47 pmSAN - SJU
2 stops14h 56mSpirit Airlines
mié. 9/246:44 amSJU - SAN
3 stops27h 45mSpirit Airlines
Deal found 8/12$327
This FlightHub deal was found by Cheapflights users on 8/13. 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.
mié. 9/36:15 amSAN - SJU
2 stops14h 13mSpirit Airlines
jue. 9/117:05 amSJU - SAN
2 stops19h 29mSpirit Airlines
Deal found 8/13$328
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/67:47 pmSAN - SJU
2 stops14h 56mSpirit Airlines
jue. 9/112:38 pmSJU - SAN
1 stop23h 25mSpirit Airlines
Deal found 8/13$329
This Southwest deal was found by Cheapflights users on 8/13. 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.
lun. 9/88:45 pmSAN - SJU
2 stops11h 05mSouthwest
lun. 9/295:00 amSJU - SAN
1 stop9h 05mSouthwest
Deal found 8/13$335
This FlightHub deal was found by Cheapflights users on 8/13. 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.
jue. 11/67:05 pmSAN - SJU
2 stops13h 35mSpirit Airlines
lun. 11/106:00 amSJU - SAN
2 stops16h 09mSpirit Airlines
Deal found 8/13$338
This Delta deal was found by Cheapflights users on 8/12. 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.
vie. 9/56:20 amSAN - SJU
2 stops12h 47mDelta
mié. 9/107:30 amSJU - SAN
2 stops16h 14mDelta
Deal found 8/12$351
This United Airlines deal was found by Cheapflights users on 8/13. 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.
vie. 9/57:00 amSAN - BQN
2 stops13h 09mUnited Airlines
sáb. 9/612:15 amBQN - SAN
2 stops16h 25mUnited Airlines
Deal found 8/13$365
This United Airlines deal was found by Cheapflights users on 8/14. 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.
mié. 11/126:45 amSAN - BQN
2 stops13h 12mUnited Airlines
mar. 11/181:09 amBQN - SAN
3 stops18h 19mUnited Airlines
Deal found 8/14$420

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 agosto 14, 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

jue. 9/25

7:32 pm-11:11 am

2 stops12h 39m

San Juan Luis Munoz Marin Intl

lun. 9/29

3:05 pm-8:24 am

1 stop20h 19m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

lun. 11/3

7:30 pm-10:25 am

2 stops10h 55m

San Juan Luis Munoz Marin Intl

mié. 11/12

11:20 am-6:45 pm

2 stops11h 25m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

dom. 9/14

10:42 pm-2:53 pm

2 stops13h 11m

San Juan Luis Munoz Marin Intl

sáb. 9/20

4:45 pm-9:27 am

1 stop19h 42m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

mar. 10/14

9:27 am-11:59 pm

1 stop11h 32m

San Juan Luis Munoz Marin Intl

lun. 10/20

7:00 pm-11:26 am

1 stop19h 26m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

lun. 9/22

9:19 pm-12:47 pm

2 stops12h 28m

San Juan Luis Munoz Marin Intl

jue. 9/25

3:05 pm-8:24 am

1 stop20h 19m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

jue. 10/16

6:48 pm-2:20 pm

1 stop16h 32m

San Juan Luis Munoz Marin Intl

mar. 10/21

7:00 am-3:30 pm

2 stops11h 30m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

jue. 9/25

3:55 pm-2:15 pm

1 stop19h 20m

San Juan Luis Munoz Marin Intl

mar. 9/30

6:10 am-9:58 pm

1 stop18h 48m

$318

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

vie. 10/31

9:28 am-11:59 pm

1 stop11h 31m

San Juan Luis Munoz Marin Intl

dom. 11/9

6:25 am-6:53 pm

1 stop16h 28m

$318

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

vie. 9/5

6:50 am-11:09 pm

1 stop13h 19m

Aguadilla Borinquen

sáb. 9/6

12:15 am-9:36 am

1 stop12h 21m

$365

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

mié. 11/12

6:45 am-11:57 pm

2 stops13h 12m

Aguadilla Borinquen

mar. 11/18

1:09 am-10:05 am

1 stop12h 56m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 25 results
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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 June is currently the most expensive (average of $339). 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 agosto 14, 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.

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 agosto 14, 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
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Spirit Airlines, with whom users have recently found tickets for as low as $97. However, be on the lookout for offers from American Airlines and United 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 - Ponce Mercedita.

  • 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 June is currently the most expensive (average of $339). 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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$168Average$346FlexibilityNo cancel feeOn-time65%
FrontierCheapest$225Average$418FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$245Average$575FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$317Average$540FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$325Average$525FlexibilityNo cancel feeOn-time71%
DeltaCheapest$352Average$590FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$382Average$593FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$475Average$584FlexibilityNo cancel feeOn-time75%

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