Cheap flights from San Francisco to Puerto Rico from $120
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Puerto Rico departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Frontier flights from San Francisco to Puerto Rico
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JetBlue flights from San Francisco to Puerto Rico
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How to get the cheapest flight ticket from San Francisco to Puerto Rico
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Puerto Rico?
If you don’t want to visit Puerto Rico in September, then you should wait until January to fly from San Francisco, when ticket prices are also cheap, with an average price of $427.
What is the cheapest day to depart on your flight to Puerto Rico?
On average, the least expensive day to fly to Puerto Rico from San Francisco is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $456. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Friday, with ticket prices averaging around $573.
What is the cheapest time of day to depart on your flight to Puerto Rico?
Our most recent data shows that the best time of day to fly to Puerto Rico is at noon. Flights from San Francisco to Puerto Rico during this time can be as low as $377. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $549.
How far in advance should I book a flight to Puerto Rico?
You are more likely to see cheaper flights to Puerto Rico from San Francisco when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $502 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from San Francisco for as low as $450 on momondo.
What is the cheapest airline that flies from San Francisco to Puerto Rico?
Frontier, JetBlue, and Delta are the most popular carriers operating from San Francisco to Puerto Rico
What airlines fly to Puerto Rico?
American Airlines, JetBlue and United Airlines are the top three most popular airlines that fly to Puerto Rico from San Francisco according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 8 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.
Cheap San Francisco to Puerto Rico flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Puerto Rico
When did momondo last update prices for flights from San Francisco Airport to Puerto Rico?
Prices for flights from San Francisco Airport to Puerto Rico are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Puerto Rico?
As of June 2025, there are 7 operators available to choose from for flights from San Francisco Airport to Puerto Rico.
How old do you have to be to fly from San Francisco Airport to Puerto Rico?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The travel and health documents required for your trip to Puerto Rico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from San Francisco to Puerto Rico
Compare and see reviews for airlines that fly from San Francisco to Puerto Rico with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $160 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $242 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $277 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $325 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $326 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $334 | Free Cancellation | Rating 6.9 345 reviews | |||
| PriceFrom $486 | Free Cancellation | Rating 8.0 4,287 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Francisco to Puerto Rico?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Puerto Rico. momondo saves you time and could save you money on your trip.
Can I find flights from San Francisco to Puerto Rico with flexible booking policies on momondo?
Flights from San Francisco to Puerto Rico with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from San Francisco to Puerto Rico?
Once all potential San Francisco to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from San Francisco to Puerto Rico right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of San Francisco to Puerto Rico flights. All you need is a valid email address and we will do the rest; it is that quick and easy.