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Cheap flights from Puerto Rico to San Francisco from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Puerto Rico to San Francisco departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Puerto Rico to San Francisco

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

Enter your travel dates to find the best prices.
Frontier Logo
6:16 pm - 10:29 am
SJU
-
SFO
19h 13m
1 stop
Frontier Logo
8:51 pm - 1:54 am
SFO
-
SJU
26h 03m
1 stop
$276Frontier
Fri, Aug 14 - Fri, Aug 21
Frontier Logo
6:05 pm - 10:34 am
SJU
-
SFO
19h 29m
1 stop
Frontier Logo
8:51 pm - 11:29 pm
SFO
-
SJU
23h 38m
1 stop
$336Frontier
Wed, Jul 1 - Fri, Jul 24
Frontier Logo
3:06 am - 10:29 am
SJU
-
SFO
10h 23m
1 stop
Frontier Logo
10:15 pm - 2:15 pm
SFO
-
SJU
13h 00m
1 stop
$366Frontier
Wed, Jul 8 - Fri, Jul 17
Frontier Logo
2:59 am - 10:29 am
BQN
-
SFO
10h 30m
1 stop
Frontier Logo
8:51 pm - 11:33 am
SFO
-
BQN
11h 42m
1 stop
$366Frontier
Mon, Aug 17 - Sat, Aug 22
Multiple Airlines Logo
7:40 am - 11:56 pm
SJU
-
SFO
19h 16m
1 stop
Multiple Airlines Logo
10:38 pm - 2:07 pm
SFO
-
SJU
12h 29m
1 stop
$393Multiple Airlines
Thu, Apr 30 - Mon, May 4
Multiple Airlines Logo
2:37 pm - 11:04 pm
SJU
-
SFO
11h 27m
1 stop
Multiple Airlines Logo
6:00 am - 12:21 am
SFO
-
SJU
39h 21m
2 stops
$402Multiple Airlines
Fri, May 8 - Sun, May 10
JetBlue Logo
3:30 pm - 11:08 pm
BQN
-
SFO
10h 38m
1 stop
JetBlue Logo
6:00 am - 10:39 pm
SFO
-
BQN
13h 39m
1 stop
$463JetBlue
Tue, Sep 22 - Tue, Sep 29
JetBlue Logo
2:25 pm - 11:51 pm
BQN
-
SFO
12h 26m
1 stop
JetBlue Logo
10:45 pm - 1:23 pm
SFO
-
BQN
11h 38m
1 stop
$499JetBlue
Fri, May 8 - Mon, May 11
United Airlines Logo
12:15 am - 1:08 pm
BQN
-
SFO
15h 53m
2 stops
United Airlines Logo
5:00 am - 11:09 pm
SFO
-
BQN
15h 09m
2 stops
$550United Airlines
Mon, Sep 21 - Tue, Sep 29
United Airlines Logo
10:30 am - 11:59 pm
CPX
-
SFO
16h 29m
2 stops
United Airlines Logo
11:05 pm - 4:13 pm
SFO
-
CPX
14h 08m
2 stops
$1,342United Airlines
Thu, Apr 30 - Sat, May 2

JetBlue flights from Puerto Rico to San Francisco

Our best JetBlue deals on Puerto Rico to San Francisco flight tickets
JetBlue
Sep 29
SJU10:30 amSan Juan Luis Munoz Marin Intl
13h 58m
1 stop
SFO9:28 pmSan Francisco
Oct 6
SFO6:00 amSan Francisco
13h 42m
1 stop
SJU10:42 pmSan Juan Luis Munoz Marin Intl
$442
JetBlue
Sep 22
BQN3:30 pmAguadilla Borinquen
10h 38m
1 stop
SFO11:08 pmSan Francisco
Sep 29
SFO6:00 amSan Francisco
13h 39m
1 stop
BQN10:39 pmAguadilla Borinquen
$463
JetBlue
Sep 15
BQN3:30 pmAguadilla Borinquen
10h 38m
1 stop
SFO11:08 pmSan Francisco
Sep 23
SFO10:20 amSan Francisco
25h 09m
1 stop
BQN2:29 pmAguadilla Borinquen
$507

American Airlines flights from Puerto Rico to San Francisco

Our best American Airlines deals on Puerto Rico to San Francisco flight tickets
American Airlines
Sep 10
SJU2:05 pmSan Juan Luis Munoz Marin Intl
11h 35m
2 stops
SFO10:40 pmSan Francisco
Sep 16
SFO9:49 amSan Francisco
11h 10m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$475
American Airlines
Sep 9
SJU4:10 pmSan Juan Luis Munoz Marin Intl
9h 48m
1 stop
SFO10:58 pmSan Francisco
Sep 14
SFO11:58 pmSan Francisco
9h 42m
1 stop
SJU12:40 pmSan Juan Luis Munoz Marin Intl
$481
American Airlines
May 12
SJU6:00 amSan Juan Luis Munoz Marin Intl
18h 19m
1 stop
SFO9:19 pmSan Francisco
May 12
SFO12:30 amSan Francisco
17h 21m
1 stop
SJU8:51 pmSan Juan Luis Munoz Marin Intl
$482

momondo 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, momondo users made 832,500 searches. Data last updated April 19, 2026.
Use the filters below to find and compare flights from Puerto Rico to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Fri 8/14

6:16 pm-10:29 am

1 stop19h 13m

San Francisco

Fri 8/21

8:51 pm-1:54 am

1 stop26h 03m

$276

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 7/1

6:05 pm-10:34 am

1 stop19h 29m

San Francisco

Fri 7/24

8:51 pm-11:29 pm

1 stop23h 38m

$336

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 7/8

3:06 am-10:29 am

1 stop10h 23m

San Francisco

Fri 7/17

10:15 pm-2:15 pm

1 stop13h 00m

$366
Quickest round-trip

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Mon 8/17

2:59 am-10:29 am

1 stop10h 30m

San Francisco

Sat 8/22

8:51 pm-11:33 am

1 stop11h 42m

$366

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 4/30

7:40 am-11:56 pm

1 stop19h 16m

San Francisco

Mon 5/4

10:38 pm-2:07 pm

1 stop12h 29m

$393

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Fri 5/8

2:37 pm-11:04 pm

1 stop11h 27m

San Francisco

Sun 5/10

6:00 am-12:21 am

2 stops39h 21m

$402

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Tue 9/22

3:30 pm-11:08 pm

1 stop10h 38m

San Francisco

Tue 9/29

6:00 am-10:39 pm

1 stop13h 39m

$463

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Fri 5/8

2:25 pm-11:51 pm

1 stop12h 26m

San Francisco

Mon 5/11

10:45 pm-1:23 pm

1 stop11h 38m

$499

AguadillaSan Francisco

BQN - SFO

BQNSFO

Aguadilla Borinquen

Mon 9/21

12:15 am-1:08 pm

2 stops15h 53m

San Francisco

Tue 9/29

5:00 am-11:09 pm

2 stops15h 09m

$550

CulebraSan Francisco

CPX - SFO

CPXSFO

Culebra

Thu 4/30

10:30 am-11:59 pm

2 stops16h 29m

San Francisco

Sat 5/2

11:05 pm-4:13 pm

2 stops14h 08m

$1,342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Puerto Rico to San Francisco

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 San Francisco?

If you aren’t able to travel to San Francisco during the month of May, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $396.

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

You are more likely to see cheaper flights to San Francisco from Puerto Rico when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $462 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Puerto Rico for as low as $386 on momondo.

Cheap Puerto Rico to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Puerto Rico to San Francisco

Fastest flight time

10h 38m

Direct flights

None
The fastest flight from Puerto Rico to San Francisco takes 10h 38m
There are no direct flights from Puerto Rico to San Francisco. There are no popular flight routes from Puerto Rico to San Francisco.
Search flight deals

Frequently asked questions about flying from Puerto Rico to San Francisco

  • When did momondo last update prices for flights from Puerto Rico to San Francisco Airport?

    Prices for flights from Puerto Rico to San Francisco Airport refresh daily.

  • How many operators does momondo search for flights from Puerto Rico to San Francisco Airport?

  • How old do you have to be to fly from Puerto Rico to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Puerto Rico to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Puerto Rico to San Francisco

Compare and see reviews for airlines that fly from Puerto Rico to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $154Free CancellationRating
5.7
2,987 reviews
Search Frontier flights
DeltaPriceFrom $180Free CancellationRating
7.9
8,422 reviews
Search Delta flights
United AirlinesPriceFrom $230Free CancellationRating
7.4
9,605 reviews
Search United Airlines flights
JetBluePriceFrom $292Free CancellationRating
7.2
2,946 reviews
Search JetBlue flights
American AirlinesPriceFrom $359Free CancellationRating
7.1
11,617 reviews
Search American Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Walnut Creek
Roseville
Hayward
Berkeley
Santa Clara
Fremont
Big Sur
Vallejo
Calistoga
Daly City
Salinas
Half Moon Bay
Milpitas
Pacific Grove
Sunnyvale

Why use momondo?

Why should I use momondo to find a flight deal from Puerto Rico to San Francisco?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Puerto Rico to San Francisco for you.

Can I find flights from Puerto Rico to San Francisco with flexible booking policies on momondo?

Flights from Puerto Rico to San Francisco 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 Puerto Rico to San Francisco?

Once all potential Puerto Rico to San Francisco 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 Puerto Rico to San Francisco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Puerto Rico to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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