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$128+ Cheap flights from Puerto Rico to San Diego (SAN)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SAN
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Puerto Rico to San Diego

Keep the following information in mind while searching for Puerto Rico to San Diego flight deals. Data was last updated March 31, 2025.

Round-trip from

$247
(Mytrip)

One-way from

$128
(Booking.com)

Popular in

February

Cheapest in

August

Average price

$517
From Puerto Rico to San Diego
Search Deals
One-way flight from Puerto Rico to San Diego
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Puerto Rico to San Diego

Cheapest flights from Puerto Rico to San Diego
Explore the most affordable flight options available from Puerto Rico to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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.
Mon 4/2812:54 amSJU - SAN
2 stops26h 48mSpirit Airlines
Tue 5/66:15 amSAN - SJU
2 stops14h 24mSpirit Airlines
Deal found 3/30$247
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 8/512:15 amBQN - SAN
2 stops15h 37mUnited Airlines
Sat 8/97:02 amSAN - BQN
1 stop13h 07mUnited Airlines
Deal found 3/31$341
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 5/612:50 pmSJU - SAN
1 stop12h 09mDelta
Sat 5/106:15 amSAN - SJU
1 stop10h 33mDelta
Deal found 3/30$341
This American Airlines deal was found by Cheapflights users on 3/29. 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.
Fri 9/58:30 amSJU - SAN
1 stop16h 23mAmerican Airlines
Tue 9/166:27 amSAN - SJU
2 stops10h 43mAmerican Airlines
Deal found 3/29$349
This Travelocity deal was found by Cheapflights users on 3/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:25 amSJU - SAN
2 stops18h 17mMultiple Airlines
Tue 5/63:10 pmSAN - SJU
1 stop11h 02mMultiple Airlines
Deal found 3/30$353
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 11/188:35 amSJU - SAN
2 stops13h 14mUnited Airlines
Tue 12/27:00 amSAN - SJU
1 stop9h 55mUnited Airlines
Deal found 3/30$377
This JetBlue deal was found by Cheapflights users on 3/30. 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.
Sun 5/257:01 amSJU - SAN
1 stop15h 11mJetBlue
Mon 6/28:39 pmSAN - SJU
1 stop13h 05mJetBlue
Deal found 3/30$389
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Sat 5/176:30 amSJU - SAN
1 stop20h 13mAlaska Airlines
Sun 6/84:28 pmSAN - SJU
1 stop9h 38mAlaska Airlines
Deal found 3/30$446
This Southwest deal was found by Cheapflights users on 3/30. 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.
Tue 11/1811:20 amSJU - SAN
2 stops11h 55mSouthwest
Tue 12/27:30 pmSAN - SJU
2 stops10h 55mSouthwest
Deal found 3/30$550

Cheapflights Fare Finder

Customize your flight search to find flights from Puerto Rico to San Diego 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 March 31, 2025.
Use the filters below to find and compare flights from Puerto Rico to San Diego that are best for you.

Fly from

Puerto Rico

Fly to

San Diego

Route

Depart

Return

Price

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Mon 4/28

12:54 am-12:42 am

2 stops26h 48m

San Diego

Tue 5/6

6:15 am-11:39 pm

2 stops14h 24m

$247

AguadillaSan Diego

BQN - SAN

BQNSAN

Aguadilla Borinquen

Tue 8/5

12:15 am-12:52 pm

2 stops15h 37m

San Diego

Sat 8/9

7:02 am-11:09 pm

1 stop13h 07m

$341

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Tue 5/6

12:50 pm-9:59 pm

1 stop12h 09m

San Diego

Sat 5/10

6:15 am-7:48 pm

1 stop10h 33m

$341

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Fri 9/5

8:30 am-9:53 pm

1 stop16h 23m

San Diego

Tue 9/16

6:27 am-8:10 pm

2 stops10h 43m

$349

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Tue 4/29

9:25 am-12:42 am

2 stops18h 17m

San Diego

Tue 5/6

3:10 pm-5:12 am

1 stop11h 02m

$353

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sun 5/25

7:01 am-7:12 pm

1 stop15h 11m

San Diego

Mon 6/2

8:39 pm-12:44 pm

1 stop13h 05m

$389

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 9/4

1:05 am-9:36 am

1 stop11h 31m

San Diego

Tue 9/16

6:15 am-8:38 pm

1 stop11h 23m

$427

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sat 5/17

6:30 am-11:43 pm

1 stop20h 13m

San Diego

Sun 6/8

4:28 pm-5:06 am

1 stop9h 38m

$446

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 7/31

1:30 pm-9:50 pm

2 stops11h 20m

San Diego

Sun 8/3

8:10 pm-10:25 am

2 stops11h 15m

$605

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Sun 5/11

8:12 pm-7:53 pm

2 stops26h 41m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 17 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to San Diego from Puerto Rico 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 Puerto Rico to San Diego

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

Currently, August is the cheapest month in which you can book a flight from Puerto Rico to San Diego (average of $286). Flying from Puerto Rico to San Diego in March is currently the most expensive (average of $366). 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 PR to SAN?

Find hourly flight availability from Puerto Rico to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Puerto Rico to San Diego, 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 San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated March 31, 2025.
Read through reviews of airlines operating flights from Puerto Rico to San Diego, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
JetBlue
7.3
Good
2,924 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to San Diego. 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 into for flights to San Diego from Puerto Rico?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Puerto Rico to San Diego.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $128. American Airlines flights start at $171 while deals on Delta start at $204 one-way.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Puerto Rico to San Diego 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 Puerto Rico to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Puerto Rico to San Diego (average of $286). Flying from Puerto Rico to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Puerto Rico?

Book flights to Puerto Rico if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Puerto Rico to San Diego

Discover the top 6 airlines that operate flights from Puerto Rico to San Diego. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$361FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$270Average$436FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$310Average$514FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$315Average$490FlexibilityNo cancel feeOn-time69%
DeltaCheapest$423Average$664FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$464Average$574FlexibilityNo cancel feeOn-time75%
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