HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$134+ Cheap flights from Puerto Rico to San Francisco (SFO)

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SFO
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Puerto Rico to San Francisco

Keep the following information in mind while searching for Puerto Rico to San Francisco flight deals. Data was last updated July 30, 2025.

Round-trip from

$268
(Frontier)

One-way from

$134
(Frontier)

Popular in

December

Cheapest in

September

Average price

$506
From Puerto Rico to San Francisco
Search Deals
One-way flight from Puerto Rico to San Francisco
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Puerto Rico to San Francisco

Cheapest flights from Puerto Rico to San Francisco
Explore the most affordable flight options available from Puerto Rico to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/79:30 pmSJU - SFO
1 stop15h 55mFrontier
Fri 8/158:53 pmSFO - SJU
1 stop16h 01mFrontier
Deal found 7/30$268
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/132:59 amBQN - SFO
1 stop10h 26mFrontier
Mon 8/188:53 pmSFO - BQN
1 stop26h 51mFrontier
Deal found 7/29$269
This American Airlines deal was found by Cheapflights users on 7/28. 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 9/111:40 pmSJU - SFO
2 stops12h 08mAmerican Airlines
Thu 9/186:45 amSFO - SJU
2 stops13h 52mAmerican Airlines
Deal found 7/28$366
This Delta deal was found by Cheapflights users on 7/28. 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.
Thu 9/1112:58 pmSJU - SFO
1 stop12h 43mDelta
Tue 9/237:25 amSFO - SJU
1 stop11h 35mDelta
Deal found 7/28$369
This JetBlue deal was found by Cheapflights users on 7/30. 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.
Wed 9/102:25 pmSJU - SFO
1 stop12h 17mJetBlue
Sun 9/1411:29 pmSFO - SJU
1 stop14h 14mJetBlue
Deal found 7/30$370
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/31:05 amSJU - SFO
1 stop11h 07mUnited Airlines
Tue 9/97:10 amSFO - SJU
1 stop10h 28mUnited Airlines
Deal found 7/27$396
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:59 pmBQN - SFO
1 stop14h 31mJetBlue
Mon 8/189:25 pmSFO - BQN
1 stop21h 39mJetBlue
Deal found 7/29$472
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/1412:15 amBQN - SFO
1 stop11h 59mUnited Airlines
Sat 10/186:35 amSFO - BQN
2 stops13h 34mUnited Airlines
Deal found 7/28$482
This Expedia deal was found by Cheapflights users on 7/28. 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.
Wed 10/155:20 amPSE - SFO
2 stops21h 23mJetBlue
Sat 10/1810:30 pmSFO - PSE
2 stops21h 29mJetBlue
Deal found 7/28$703
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/2810:13 amCPX - SFO
2 stops16h 46mUnited Airlines
Sat 8/309:10 pmSFO - CPX
2 stops16h 41mUnited Airlines
Deal found 7/27$1,341
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/268:45 amVQS - SFO
2 stops27h 11mUnited Airlines
Wed 8/272:48 pmSFO - VQS
2 stops49h 27mUnited Airlines
Deal found 7/27$1,750

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to San Francisco 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 July 30, 2025.
Use the filters below to find and compare flights from Puerto Rico to San Francisco that are best for you.

Fly from

Puerto Rico

Fly to

San Francisco

Route

Depart

Return

Price

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 8/7

9:30 pm-10:25 am

1 stop15h 55m

San Francisco

Fri 8/15

8:53 pm-3:54 pm

1 stop16h 01m

$268

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Wed 8/13

2:59 am-10:25 am

1 stop10h 26m

San Francisco

Mon 8/18

8:53 pm-2:44 am

1 stop26h 51m

$269

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 9/11

1:40 pm-10:48 pm

2 stops12h 08m

San Francisco

Thu 9/18

6:45 am-11:37 pm

2 stops13h 52m

$366

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 9/11

12:58 pm-10:41 pm

1 stop12h 43m

San Francisco

Tue 9/23

7:25 am-10:00 pm

1 stop11h 35m

$369

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 9/10

2:25 pm-11:42 pm

1 stop12h 17m

San Francisco

Sun 9/14

11:29 pm-4:43 pm

1 stop14h 14m

$370

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 9/3

1:05 am-9:12 am

1 stop11h 07m

San Francisco

Tue 9/9

7:10 am-8:38 pm

1 stop10h 28m

$396

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Thu 8/14

10:59 pm-10:30 am

1 stop14h 31m

San Francisco

Mon 8/18

9:25 pm-10:04 pm

1 stop21h 39m

$472

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Tue 10/14

12:15 am-9:14 am

1 stop11h 59m

San Francisco

Sat 10/18

6:35 am-11:09 pm

2 stops13h 34m

$482

PonceSan Francisco

PSE - SFO

PSESFO

Ponce Mercedita

Wed 10/15

5:20 am-11:43 pm

2 stops21h 23m

San Francisco

Sat 10/18

10:30 pm-10:59 pm

2 stops21h 29m

$703

CulebraSan Francisco

CPX - SFO

CPXSFO

Culebra

Thu 8/28

10:13 am-11:59 pm

2 stops16h 46m

San Francisco

Sat 8/30

9:10 pm-4:51 pm

2 stops16h 41m

$1,341

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 24 results
1
2
3

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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 Francisco

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

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to San Francisco (average of $276). Flying from Puerto Rico to San Francisco in June is currently the most expensive (average of $358). 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 SFO?

Find hourly flight availability from Puerto Rico to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Puerto Rico to San Francisco, 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 San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Puerto Rico to San Francisco. 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.
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,980 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,896 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.3
Good
2,913 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to San Francisco. 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 Francisco from Puerto Rico?

    If you book a flight to San Francisco from Puerto Rico, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.8 mi from the center of San Francisco.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $134. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Puerto Rico to San Francisco for a low price.

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

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

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

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

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

    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 Francisco.

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

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

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to San Francisco (average of $276). Flying from Puerto Rico to San Francisco in June is currently the most expensive (average of $358). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
South San Francisco
Livermore
Turlock
Manteca
Antioch
Hollister
Watsonville
Sunnyvale
Newark
Milpitas
Campbell
Foster City
Capitola
Santa Clara
San Leandro
Burlingame
Redwood City

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 Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Las Vegas flights
Luis Munoz Marin Intl to Los Angeles flights
Santo Domingo to Las Vegas flights
Luis Munoz Marin Intl to San Diego flights
Luis Munoz Marin Intl to San Francisco flights
Luis Munoz Marin Intl to Sacramento flights
Luis Munoz Marin Intl to Ontario flights
Santo Domingo to Los Angeles flights
Luis Munoz Marin Intl to Burbank flights
Nassau to Las Vegas flights
Kingston to San Francisco flights
Bridgetown to Los Angeles flights
Port of Spain to Los Angeles flights
Santiago de los Caballeros to Las Vegas flights
Nassau to Los Angeles flights
Luis Munoz Marin Intl to Santa Ana flights
Port of Spain to San Francisco flights
Kingston to Las Vegas flights
George Town to Los Angeles flights
Luis Munoz Marin Intl to San Jose flights
Punta Cana to Las Vegas flights
Oranjestad to Los Angeles flights
Simpson Bay to Los Angeles flights
Saint Thomas Island to San Francisco flights
Montego Bay to Las Vegas flights
Port of Spain to Las Vegas flights
Christiansted to Las Vegas flights
Fort-de-France to Los Angeles flights
Saint Thomas Island to San Diego flights
Santo Domingo to San Francisco flights
Saint Thomas Island to Ontario flights
Simpson Bay to Las Vegas flights
Kingston to Los Angeles flights
Montego Bay to Los Angeles flights
Oranjestad to San Francisco flights
Aguadilla to San Francisco flights
Bridgetown to Las Vegas flights
Aguadilla to Los Angeles flights
Punta Cana to Los Angeles flights
Montego Bay to San Francisco flights
George Town to Las Vegas flights
Montego Bay to San Diego flights
Santiago de los Caballeros to San Francisco flights
Oranjestad to Las Vegas flights
Saint Thomas Island to Las Vegas flights
Saint Thomas Island to Los Angeles flights
Luis Munoz Marin Intl to Reno flights

Top 5 airlines flying from Puerto Rico to San Francisco

Discover the top 5 airlines that operate flights from Puerto Rico to San Francisco. 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$177Average$511FlexibilityNo cancel feeOn-time69%
DeltaCheapest$234Average$520FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$276Average$338FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$293Average$506FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$349Average$522FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.