$183 Find Cheap Flights from San Francisco to Puerto Rico - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Francisco to Puerto Rico departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from San Francisco to Puerto Rico

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Aguadilla
Aguadilla1 stop$424
Ponce
Ponce1 stop$463
Culebra
Culebra2 stops$1,021
Mayagüez
Mayagüez2 stops$1,403
Aguadilla
Aguadilla1 stop$424
Ponce
Ponce1 stop$463
Culebra
Culebra2 stops$1,021
Mayagüez
Mayagüez2 stops$1,403

Book Cheap San Francisco to Puerto Rico Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Francisco to Puerto Rico that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Puerto Rico

Sun, Sep 13 - Sun, Sep 20
Frontier Logo
10:48 pm - 3:25 pm
SFO
-
SJU
13h 37m
1 stop
Frontier Logo
4:39 pm - 11:36 am
SJU
-
SFO
21h 57m
2 stops
$419Frontier
Sun, Oct 18 - Wed, Oct 28
JetBlue Logo
9:45 pm - 3:29 pm
SFO
-
SJU
14h 44m
1 stop
JetBlue Logo
4:30 pm - 11:30 pm
SJU
-
SFO
10h 00m
1 stop
$420JetBlue
Wed, Sep 23 - Wed, Sep 30
Multiple Airlines Logo
10:48 pm - 3:25 pm
SFO
-
SJU
13h 37m
1 stop
Multiple Airlines Logo
1:00 pm - 11:31 pm
SJU
-
SFO
13h 31m
1 stop
$421Multiple Airlines
Tue, Aug 25 - Sat, Aug 29
JetBlue Logo
10:40 pm - 1:28 pm
SFO
-
BQN
11h 48m
1 stop
JetBlue Logo
2:30 pm - 11:51 pm
BQN
-
SFO
12h 21m
1 stop
$424JetBlue
Sun, Oct 18 - Wed, Oct 28
JetBlue Logo
9:45 pm - 3:29 pm
SFO
-
SJU
14h 44m
1 stop
JetBlue Logo
4:30 pm - 11:30 pm
SJU
-
SFO
10h 00m
1 stop
$425JetBlue
Tue, Aug 18 - Tue, Aug 25
Multiple Airlines Logo
10:35 pm - 2:16 pm
SFO
-
SJU
12h 41m
1 stop
Multiple Airlines Logo
5:00 pm - 11:51 pm
SJU
-
SFO
9h 51m
1 stop
$426Multiple Airlines
Thu, Sep 24 - Tue, Sep 29
Frontier Logo
10:48 pm - 3:25 pm
SFO
-
SJU
13h 37m
1 stop
Frontier Logo
4:39 pm - 4:57 pm
SJU
-
SFO
27h 18m
2 stops
$427Frontier
Sat, Oct 17 - Fri, Oct 30
JetBlue Logo
10:10 pm - 3:29 pm
SFO
-
SJU
14h 19m
1 stop
JetBlue Logo
2:50 pm - 11:30 pm
SJU
-
SFO
11h 40m
1 stop
$428JetBlue
Tue, Aug 25 - Fri, Aug 28
United Airlines Logo
5:00 am - 11:09 pm
SFO
-
BQN
15h 09m
2 stops
United Airlines Logo
12:15 am - 10:18 am
BQN
-
SFO
13h 03m
1 stop
$486United Airlines
Tue, Aug 25 - Fri, Aug 28
United Airlines Logo
6:00 am - 11:09 pm
SFO
-
BQN
14h 09m
2 stops
United Airlines Logo
12:15 am - 12:14 pm
BQN
-
SFO
14h 59m
2 stops
$490United Airlines
Booking Insights

KAYAK's insights & trends for San Francisco to Puerto Rico flights

Get data-powered insights and trends into flights from San Francisco to Puerto Rico to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from San Francisco to Puerto Rico?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Francisco to Puerto Rico, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from San Francisco to Puerto Rico is May, when tickets cost $97 (return) on average. On the other hand, the most expensive months are February and March, when the average cost of round-trip tickets is $263 and $236 respectively.

How far in advance should I book a flight from San Francisco to Puerto Rico?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from San Francisco to Puerto Rico, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from San Francisco to Puerto Rico, you should book around 3 weeks before departure, which saves you about 15% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Good to know

Low seasonSeptember
Cheapest flight$183
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 19% increase in price.
Flight from San Francisco to San Juan

FAQs - booking Puerto Rico flights

  • What is a good choice for public transportation to get from the San Juan Luis Munoz Marin International Airport to the downtown area?

    One of the most convenient and cost-effective ways to make this journey is aboard local bus route number D53, which offers service from the airport to very popular destinations in the downtown area, including the convention center, as well as to the very popular Old San Juan area.

  • If I plan on renting a car in Puerto Rico, what type of car seat laws for my children do I need to know about?

    When you drive a car in Puerto Rico, it is important to remember that every child under age four needs to ride in a child safety seat. Any child that is older than four but under the age of eight needs to travel in a booster seat, and all children 12 and under need to travel in the rear of a vehicle.

  • Will I need a passport or a visa to travel to Puerto Rico from the US?

    Because Puerto Rico is a United States territory, there is no need to take a passport or obtain a visa before traveling to Puerto Rico. Travelers must remember they do need some type of valid identification to travel to Puerto Rico, just as they would any other state in the United States.

  • If I want to stay at a hotel right at the San Juan Luis Munoz Marin International Airport, are there any good choices?

    One of the great things about this airport is that there are several hotels that have a location right at the entrance to the airport, and they include the Hampton Inn and suites San Juan and the Embassy Suites by Hilton San Juan.

  • How does KAYAK find such low prices on flights from San Francisco to Puerto Rico?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Puerto Rico.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Puerto Rico?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from San Francisco to Puerto Rico is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Puerto Rico?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from San Francisco to Puerto Rico with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Puerto Rico?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from San Francisco to Puerto Rico up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Top tips for finding cheap flights to Puerto Rico

  • One of the most popular ways to travel from San Francisco International Airport (SFO) to Puerto Rico is to travel to the San Juan Luis Munoz Marin International Airport (SJU). When traveling on this route, you will find one-stop flights aboard Delta Airlines, American Airlines, United Airlines, JetBlue, and Frontier Airlines.
  • One destination that is quite popular in Puerto Rico is the Aguadilla Borinquen Airport (BQN), which sits on the northwestern coast of the country. When traveling to this airport from San Francisco International Airport, you will find one-stop flights aboard JetBlue.
  • For travelers that are looking for a great way to get to the San Francisco International Airport from the downtown San Francisco area without having to drive their own car, a trip on the BART yellow or red line can have you at the airport in around 30 minutes.
  • Travelers that are looking for a quiet and comfortable location to wait for their flight to Puerto Rico at the San Francisco International Airport will be happy to know that this airport operates several airline lounges, including those operated by United Airlines, Alaska Airlines, and Delta Airlines.
  • If you plan on traveling with a pet or a service animal through the San Francisco International Airport, you will find animal relief areas available operating 24 hours per day at seven different locations throughout all of the terminal buildings at the airport. Each of the areas offers things such as drinking bowls and garbage areas for pet waste.

Everything you need to know for your flight from San Francisco to Puerto Rico

Information on your arrival and departure airports