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Puerto Rico

$127+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
dic. 26 — ene. 21
vie. 12/26
vie. 1/2
1 adult, Economy
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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 noviembre 26, 2025.

This eDestinos deal was found by Cheapflights users on 11/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:47 pmSAN - SJU
2 stops28h 52mFrontier
dom. 1/116:30 amSJU - SAN
2 stops45h 29mFrontier
Deal found 11/25$337
This eDestinos deal was found by Cheapflights users on 11/26. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:47 pmSAN - SJU
2 stops28h 52mFrontier
sáb. 1/107:35 amSJU - SAN
2 stops31h 17mFrontier
Deal found 11/26$349
This eDestinos deal was found by Cheapflights users on 11/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:47 pmSAN - SJU
2 stops28h 52mFrontier
lun. 1/126:30 amSJU - SAN
2 stops21h 29mFrontier
Deal found 11/24$354
This Kiwi.com deal was found by Cheapflights users on 11/26. 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.
jue. 12/41:21 pmSAN - SJU
1 stop29h 53mMultiple Airlines
sáb. 12/136:00 amSJU - SAN
2 stops18h 07mMultiple Airlines
Deal found 11/26$356
This eDestinos deal was found by Cheapflights users on 11/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/298:14 pmSAN - SJU
2 stops43h 14mMultiple Airlines
sáb. 1/107:35 amSJU - SAN
2 stops31h 17mMultiple Airlines
Deal found 11/24$385
This Kiwi.com deal was found by Cheapflights users on 11/25. 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.
lun. 12/294:47 pmSAN - SJU
2 stops27h 42mMultiple Airlines
dom. 1/117:50 pmSJU - SAN
1 stop31h 46mMultiple Airlines
Deal found 11/25$394
This Kiwi.com deal was found by Cheapflights users on 11/25. 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.
mar. 12/166:34 amSAN - SJU
2 stops46h 05mMultiple Airlines
sáb. 1/177:50 pmSJU - SAN
1 stop32h 34mMultiple Airlines
Deal found 11/25$400
This United Airlines deal was found by Cheapflights users on 11/24. 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.
jue. 12/117:00 amSAN - SJU
1 stop10h 00mUnited Airlines
mié. 12/178:30 amSJU - SAN
2 stops13h 51mUnited Airlines
Deal found 11/24$409
This United Airlines deal was found by Cheapflights users on 11/24. 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.
lun. 12/157:05 amSAN - BQN
1 stop12h 52mUnited Airlines
dom. 12/211:09 amBQN - SAN
1 stop12h 10mUnited Airlines
Deal found 11/24$865
This United Airlines deal was found by Cheapflights users on 11/23. 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.
jue. 12/117:05 amSAN - BQN
1 stop12h 52mUnited Airlines
mié. 12/171:09 amBQN - SAN
1 stop12h 10mUnited Airlines
Deal found 11/23$952
This Expedia deal was found by Cheapflights users on 11/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/209:30 pmSAN - PSE
2 stops20h 45mJetBlue
dom. 1/411:10 pmPSE - SAN
2 stops25h 15mJetBlue
Deal found 11/24$1,851
This United Airlines deal was found by Cheapflights users on 11/24. 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.
sáb. 12/207:05 amSAN - BQN
1 stop12h 52mUnited Airlines
sáb. 1/31:09 amBQN - SAN
1 stop12h 10mUnited Airlines
Deal found 11/24$2,074

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 noviembre 26, 2025.

Round-trip from

$330
(eDestinos)

One-way from

$127
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$516
From San Diego to Puerto Rico
Search Deals
One-way flight from San Diego to Puerto Rico
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 noviembre 26, 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

dom. 2/8

8:00 am-9:26 pm

1 stop9h 26m

San Juan Luis Munoz Marin Intl

mar. 2/10

2:05 am-10:04 am

1 stop11h 59m

$363

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

sáb. 1/24

10:40 pm-12:55 pm

1 stop10h 15m

San Juan Luis Munoz Marin Intl

mar. 1/27

2:05 am-12:27 pm

1 stop14h 22m

$363

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

dom. 3/1

6:10 pm-12:49 pm

2 stops14h 39m

San Juan Luis Munoz Marin Intl

jue. 3/12

7:35 am-3:39 pm

1 stop11h 04m

$374

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

mar. 2/10

7:10 am-10:26 pm

1 stop11h 16m

San Juan Luis Munoz Marin Intl

vie. 2/13

4:03 pm-11:59 pm

1 stop11h 56m

$377

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

mié. 2/18

7:05 am-11:57 pm

1 stop12h 52m

Aguadilla Borinquen

mié. 2/25

1:09 am-10:20 am

1 stop13h 11m

$385

San DiegoAguadilla

SAN - BQN

SANBQN

San Diego

mar. 1/13

7:00 am-11:57 pm

1 stop12h 57m

Aguadilla Borinquen

lun. 1/26

1:09 am-12:49 pm

2 stops15h 40m

$385

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

vie. 5/1

6:15 am-8:38 pm

1 stop11h 23m

San Juan Luis Munoz Marin Intl

lun. 5/4

1:05 am-12:38 pm

2 stops14h 33m

$385

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

dom. 5/3

10:30 pm-12:04 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

mar. 5/5

1:05 am-11:22 am

2 stops13h 17m

$385

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

lun. 5/4

8:50 pm-1:45 pm

2 stops13h 55m

San Juan Luis Munoz Marin Intl

vie. 5/8

2:55 pm-9:53 pm

1 stop9h 58m

$385

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

vie. 5/1

6:15 am-8:38 pm

1 stop11h 23m

San Juan Luis Munoz Marin Intl

vie. 5/8

1:05 am-12:38 pm

2 stops14h 33m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 30 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, April is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $128). Flying from San Diego to Puerto Rico in July is currently the most expensive (average of $365). 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 noviembre 26, 2025.

When flying from San Diego to Puerto Rico, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 30% versus a flight in the morning.

What is the cheapest day to fly from San Diego to Puerto Rico?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Puerto Rico. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Puerto Rico flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 26, 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
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Alaska Airlines
8.0
Very good
11,352 reviews
Alaska Airlines
8.0
Very good
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Southwest
8.0
Very good
4,254 reviews
Alaska Airlines
8.0
Very good
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Delta
7.9
Good
7,999 reviews
Alaska Airlines
8.0
Very good
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
United Airlines
7.4
Good
9,046 reviews
Alaska Airlines
8.0
Very good
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
American Airlines
7.2
Good
11,038 reviews
Alaska Airlines
8.0
Very good
11,352 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

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.

  • How long is the flight from San Diego to Puerto Rico?

    For as low as $363, United Airlines can have you in Puerto Rico from San Diego in 9h 26m. The distance between San Diego and Puerto Rico is about 3304 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $133. However, be on the lookout for offers from United Airlines and American 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, April is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $128). Flying from San Diego to Puerto Rico in July is currently the most expensive (average of $365). 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 noviembre 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$125Average$354FlexibilityNo cancel feeOn-time65%
FrontierCheapest$225Average$453FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$245Average$572FlexibilityNo cancel feeOn-time62%
DeltaCheapest$278Average$545FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$541FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$319Average$529FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$382Average$601FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$477Average$585FlexibilityNo cancel feeOn-time75%

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