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Cheap flights from San Francisco to San Juan from $164

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 San Juan departing on 9/28. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:35 pm - 2:16 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 41m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:44 am - 12:18 amSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
44h 34m2 stops Philadelphia Denver Intl
$464Frontier
Fri, Aug 28 - Sat, Sep 5
Multiple Airlines Logo
10:48 pm - 4:25 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 37m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
11:45 am - 7:35 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
11h 50m1 stop New York John F Kennedy Intl
$464Multiple Airlines
Wed, Nov 4 - Sat, Nov 14
Multiple Airlines Logo
10:48 pm - 4:25 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 37m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
2:00 pm - 9:39 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
11h 39m1 stop New York John F Kennedy Intl
$464Multiple Airlines
Thu, Nov 12 - Tue, Nov 17
Frontier Logo
10:48 pm - 2:46 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 58m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:05 am - 11:36 amSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
32h 31m2 stops Orlando Denver Intl
$465Frontier
Mon, Oct 19 - Sun, Oct 25
JetBlue Logo
10:10 pm - 3:13 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 03m1 stop Boston Logan Intl
JetBlue Logo
5:01 am - 2:15 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
13h 14m1 stop Boston Logan Intl
$466JetBlue
Thu, Nov 12 - Thu, Nov 19
JetBlue Logo
10:10 pm - 3:13 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 03m1 stop Boston Logan Intl
JetBlue Logo
7:00 am - 4:46 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
13h 46m1 stop Boston Logan Intl
$466JetBlue
Tue, Nov 3 - Sat, Nov 7
Southwest Logo
9:25 pm - 3:15 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 50m2 stops Baltimore/Washington Orlando
Southwest Logo
6:05 am - 3:10 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
13h 05m2 stops Tampa San Diego
$477Southwest
Tue, Nov 3 - Sun, Nov 8
Southwest Logo
11:35 pm - 5:00 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 25m2 stops Chicago Midway Orlando
Southwest Logo
5:40 am - 3:10 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
13h 30m2 stops Orlando Austin Bergstrom
$477Southwest
Tue, Nov 10 - Sat, Nov 14
American Airlines Logo
11:50 pm - 8:56 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
17h 06m1 stop Charlotte Douglas
American Airlines Logo
8:30 am - 5:20 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
12h 50m2 stops Miami Dallas/Fort Worth
$505American Airlines
Mon, Dec 7 - Wed, Dec 9
American Airlines Logo
11:50 pm - 8:56 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
17h 06m1 stop Charlotte Douglas
American Airlines Logo
7:00 am - 5:20 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
14h 20m1 stop Dallas/Fort Worth
$505American Airlines
Mon, Dec 7 - Wed, Dec 9

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Southwest flights from San Francisco to San Juan Luis Munoz Marin Intl Airport

Our best Southwest deals on San Francisco to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Sep 25
SFO1:55 pmSan Francisco
16h 30m
2 stops
SJU9:25 amSan Juan Luis Munoz Marin Intl
Oct 3
SJU7:50 amSan Juan Luis Munoz Marin Intl
13h 20m
2 stops
SFO6:10 pmSan Francisco
$481
Southwest
Aug 29
SFO4:55 pmSan Francisco
14h 50m
2 stops
SJU10:45 amSan Juan Luis Munoz Marin Intl
Sep 2
SJU11:50 amSan Juan Luis Munoz Marin Intl
12h 20m
2 stops
SFO9:10 pmSan Francisco
$503
Southwest
Aug 30
SFO7:50 amSan Francisco
12h 35m
2 stops
SJU11:25 pmSan Juan Luis Munoz Marin Intl
Sep 6
SJU5:20 amSan Juan Luis Munoz Marin Intl
13h 20m
2 stops
SFO3:40 pmSan Francisco
$506

JetBlue flights from San Francisco to San Juan Luis Munoz Marin Intl Airport

Our best JetBlue deals on San Francisco to San Juan Luis Munoz Marin Intl Airport flight tickets
JetBlue
Sep 28
SFO11:10 pmSan Francisco
11h 27m
1 stop
SJU1:37 pmSan Juan Luis Munoz Marin Intl
Oct 3
SJU4:29 pmSan Juan Luis Munoz Marin Intl
9h 48m
1 stop
SFO11:17 pmSan Francisco
$482
JetBlue
Sep 1
SFO10:59 amSan Francisco
9h 21m
1 stop
SJU11:20 pmSan Juan Luis Munoz Marin Intl
Sep 6
SJU1:48 pmSan Juan Luis Munoz Marin Intl
13h 03m
1 stop
SFO11:51 pmSan Francisco
$502
JetBlue
Sep 27
SFO9:44 pmSan Francisco
11h 18m
1 stop
SJU12:02 pmSan Juan Luis Munoz Marin Intl
Oct 8
SJU2:35 pmSan Juan Luis Munoz Marin Intl
12h 32m
1 stop
SFO12:07 amSan Francisco
$507

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to San Juan Luis Munoz Marin Intl Airport 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 August 11, 2026.
Use the filters below to find and compare flights from San Francisco to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Fri 8/28

10:35 pm-2:16 pm

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Sat 9/5

6:44 am-12:18 am

2 stops44h 34m

$464

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Wed 11/4

10:48 pm-4:25 pm

1 stop13h 37m

San Juan Luis Munoz Marin Intl

Sat 11/14

11:45 am-7:35 pm

1 stop11h 50m

$464
Quickest round-trip

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Thu 11/12

10:48 pm-4:25 pm

1 stop13h 37m

San Juan Luis Munoz Marin Intl

Tue 11/17

2:00 pm-9:39 pm

1 stop11h 39m

$464

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 10/19

10:48 pm-2:46 pm

1 stop12h 58m

San Juan Luis Munoz Marin Intl

Sun 10/25

6:05 am-11:36 am

2 stops32h 31m

$465

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Thu 11/12

10:10 pm-3:13 pm

1 stop13h 03m

San Juan Luis Munoz Marin Intl

Thu 11/19

5:01 am-2:15 pm

1 stop13h 14m

$466

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 11/3

10:10 pm-3:13 pm

1 stop13h 03m

San Juan Luis Munoz Marin Intl

Sat 11/7

7:00 am-4:46 pm

1 stop13h 46m

$466

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 11/3

9:25 pm-3:15 pm

2 stops13h 50m

San Juan Luis Munoz Marin Intl

Sun 11/8

6:05 am-3:10 pm

2 stops13h 05m

$477

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 11/10

11:35 pm-5:00 pm

2 stops13h 25m

San Juan Luis Munoz Marin Intl

Sat 11/14

5:40 am-3:10 pm

2 stops13h 30m

$477

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 12/7

11:50 pm-8:56 pm

1 stop17h 06m

San Juan Luis Munoz Marin Intl

Wed 12/9

8:30 am-5:20 pm

2 stops12h 50m

$505

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 12/7

11:50 pm-8:56 pm

1 stop17h 06m

San Juan Luis Munoz Marin Intl

Wed 12/9

7:00 am-5:20 pm

1 stop14h 20m

$505

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 Juan from

How to get the cheapest flight ticket from San Francisco to San Juan Luis Munoz Marin Intl Airport

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 typical price of a round-trip flight between San Francisco and San Juan Luis Munoz Marin Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $466 to $680.
The lowest price recently found on this route was $464.

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $479.

How far in advance should I book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $536 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from San Francisco for as low as $457 on momondo.

Can stopping save me money on San Francisco to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 1% on your flight if you consider stops on a San Francisco to San Juan Luis Munoz Marin Intl Airport flight.

How have San Francisco to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of August 2026, prices for San Francisco to San Juan Luis Munoz Marin Intl Airport flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to San Juan Luis Munoz Marin Intl Airport (SFO to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

10h 09m

Direct flights

None
The fastest flight from San Francisco to San Juan Luis Munoz Marin Intl Airport takes 10h 09m
There are no direct flights from San Francisco to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from San Francisco to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from San Francisco to San Juan Luis Munoz Marin Intl Airport

  • How far is San Francisco to San Juan Luis Munoz Marin Intl by plane?

    San Francisco and San Juan Luis Munoz Marin Intl are 3625.1 mi apart from one another. Flights usually cover this in 10h 09m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Francisco Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from San Francisco Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from San Francisco Airport to San Juan Luis Munoz Marin Intl Airport?

    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 San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents you'll need for your trip to San Juan Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Francisco to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from San Francisco to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from San Francisco to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $122Free CancellationRating
5.6
2,713 reviews
Search Frontier flights
DeltaPriceFrom $204Free CancellationRating
7.8
8,497 reviews
Search Delta flights
Sun Country AirPriceFrom $222Free CancellationRating
6.7
319 reviews
Search Sun Country Air flights
JetBluePriceFrom $312Free CancellationRating
7.1
3,031 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom $351Free CancellationRating
7.9
12,794 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $353Free CancellationRating
7.4
10,095 reviews
Search United Airlines flights
American AirlinesPriceFrom $369Free CancellationRating
7.1
11,897 reviews
Search American Airlines flights
SouthwestPriceFrom $406Free CancellationRating
8.0
4,218 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from San Francisco.

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

Flights from San Francisco to San Juan 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 San Juan?

momondo helps you find the best flight between San Francisco and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to San Juan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to San Juan 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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