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Cheap flights from San Francisco to San Juan from $178

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
10:05 pm - 4:06 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
15h 01m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:30 am - 7:48 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
16h 18m1 stop Atlanta Hartsfield-Jackson
$434Frontier
Fri, Oct 2 - Mon, Oct 5
Frontier Logo
3:05 pm - 10:15 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
15h 10m2 stops Las Vegas Harry Reid Intl Orlando
Frontier Logo
6:25 pm - 10:49 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
32h 24m1 stop Atlanta Hartsfield-Jackson
$434Frontier
Tue, Nov 17 - Wed, Dec 2
Multiple Airlines Logo
10:14 pm - 4:06 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
14h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
6:25 am - 10:34 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
19h 09m1 stop Fort Lauderdale
$455Multiple Airlines
Fri, Oct 23 - Wed, Oct 28
Multiple Airlines Logo
10:14 pm - 4:06 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
14h 52m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
6:25 am - 10:34 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
19h 09m1 stop Fort Lauderdale
$455Multiple Airlines
Sat, Oct 24 - Tue, Oct 27
JetBlue Logo
6:00 am - 11:30 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 30m1 stop New York John F Kennedy Intl
JetBlue Logo
6:01 am - 11:58 amSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
9h 57m1 stop Fort Lauderdale
$478JetBlue
Wed, Dec 9 - Tue, Dec 15
JetBlue Logo
10:50 am - 1:52 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
11h 02m1 stop New York John F Kennedy Intl
JetBlue Logo
3:30 pm - 10:24 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
10h 54m1 stop Fort Lauderdale
$478JetBlue
Sat, Dec 5 - Tue, Dec 15
Southwest Logo
8:00 am - 12:50 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 50m2 stops Denver Intl Orlando
Southwest Logo
12:40 pm - 10:45 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
14h 05m2 stops Orlando San Diego
$499Southwest
Tue, Nov 17 - Mon, Nov 23
Southwest Logo
7:25 pm - 11:50 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 25m2 stops Las Vegas Harry Reid Intl Orlando
Southwest Logo
12:30 pm - 9:25 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
12h 55m2 stops Orlando Los Angeles Los Angeles
$499Southwest
Mon, Oct 26 - Tue, Nov 10
American Airlines Logo
6:35 am - 9:25 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
10h 50m2 stops Dallas/Fort Worth Miami
American Airlines Logo
7:38 am - 4:26 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
12h 48m2 stops Miami Phoenix Sky Harbor Intl
$530American Airlines
Thu, Jan 21 - Sun, Feb 7
American Airlines Logo
6:47 am - 10:02 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 15m2 stops Dallas/Fort Worth Miami
American Airlines Logo
6:00 am - 1:10 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
10h 10m1 stop Dallas/Fort Worth
$530American Airlines
Sat, Oct 24 - Tue, Oct 27

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Frontier flights from San Francisco to San Juan

Our best Frontier deals on San Francisco to San Juan flight tickets
Frontier
Oct 1
SFO10:05 pmSan Francisco
14h 14m
1 stop
SJU3:19 pmSan Juan Luis Munoz Marin Intl
Oct 5
SJU6:30 amSan Juan Luis Munoz Marin Intl
16h 18m
1 stop
SFO7:48 pmSan Francisco
$434
Frontier
Sep 30
SFO11:42 amSan Francisco
20h 11m
2 stops
SJU10:53 amSan Juan Luis Munoz Marin Intl
Oct 3
SJU5:11 pmSan Juan Luis Munoz Marin Intl
29h 37m
1 stop
SFO7:48 pmSan Francisco
$435
Frontier
Oct 1
SFO10:05 pmSan Francisco
14h 14m
1 stop
SJU3:19 pmSan Juan Luis Munoz Marin Intl
Oct 7
SJU6:30 amSan Juan Luis Munoz Marin Intl
16h 38m
1 stop
SFO8:08 pmSan Francisco
$436

JetBlue flights from San Francisco to San Juan

Our best JetBlue deals on San Francisco to San Juan flight tickets
JetBlue
Dec 5
SFO10:50 amSan Francisco
11h 02m
1 stop
SJU1:52 amSan Juan Luis Munoz Marin Intl
Dec 15
SJU3:30 pmSan Juan Luis Munoz Marin Intl
10h 54m
1 stop
SFO10:24 pmSan Francisco
$478
JetBlue
Dec 5
SFO10:50 amSan Francisco
11h 02m
1 stop
SJU1:52 amSan Juan Luis Munoz Marin Intl
Dec 10
SJU6:01 amSan Juan Luis Munoz Marin Intl
11h 43m
1 stop
SFO1:44 pmSan Francisco
$490

momondo Fare Finder

 
Use the filters below to find and compare flights from San Francisco to San Juan that are best for you.

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Route

Depart

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Price

Cheapest round-trip

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Fri 10/2

10:05 pm-4:06 pm

1 stop15h 01m

San Juan Luis Munoz Marin Intl

Mon 10/5

6:30 am-7:48 pm

1 stop16h 18m

$434

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 11/17

3:05 pm-10:15 am

2 stops15h 10m

San Juan Luis Munoz Marin Intl

Wed 12/2

6:25 pm-10:49 pm

1 stop32h 24m

$434

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Fri 10/23

10:14 pm-4:06 pm

1 stop14h 52m

San Juan Luis Munoz Marin Intl

Wed 10/28

6:25 am-10:34 pm

1 stop19h 09m

$455

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Sat 10/24

10:14 pm-4:06 pm

1 stop14h 52m

San Juan Luis Munoz Marin Intl

Tue 10/27

6:25 am-10:34 pm

1 stop19h 09m

$455

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Wed 12/9

6:00 am-11:30 pm

1 stop13h 30m

San Juan Luis Munoz Marin Intl

Tue 12/15

6:01 am-11:58 am

1 stop9h 57m

$478
Quickest round-trip

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Sat 12/5

10:50 am-1:52 am

1 stop11h 02m

San Juan Luis Munoz Marin Intl

Tue 12/15

3:30 pm-10:24 pm

1 stop10h 54m

$478

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 11/17

8:00 am-12:50 am

2 stops12h 50m

San Juan Luis Munoz Marin Intl

Mon 11/23

12:40 pm-10:45 pm

2 stops14h 05m

$499

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 10/26

7:25 pm-11:50 am

2 stops13h 25m

San Juan Luis Munoz Marin Intl

Tue 11/10

12:30 pm-9:25 pm

2 stops12h 55m

$499

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Thu 1/21

6:35 am-9:25 pm

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Sun 2/7

7:38 am-4:26 pm

2 stops12h 48m

$530

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Sat 10/24

6:47 am-10:02 pm

2 stops12h 15m

San Juan Luis Munoz Marin Intl

Tue 10/27

6:00 am-1:10 pm

1 stop10h 10m

$530

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

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?

Prices are currently low for flights on this route.

Typical prices usually range from $446 to $682.
The lowest price recently found on this route was $434.

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in January, then October is your next best option. Flight prices from San Francisco to San Juan during October average around $493.

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

You are more likely to see cheaper flights to San Juan from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $553 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from San Francisco for as low as $420 on momondo.

Cheap San Francisco to San Juan flight deals and tips

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

Best Price Found

$178

Fastest flight time

8h 56m

Direct flights

None
The best one-way flight to San Juan from San Francisco in the past 72 hours is $178. The best round-trip flight deal from San Francisco to San Juan found on momondo in the last 72 hours is $434.
The fastest flight from San Francisco to San Juan takes 8h 56m
There are no direct flights from San Francisco to San Juan. There are no popular flight routes from San Francisco to San Juan.
Search flight deals

Frequently asked questions about flying from San Francisco to San Juan

  • How far is San Francisco to San Juan by plane?

    San Francisco and San Juan are 3618.4 mi apart from one another. In terms of flight time, this usually takes a little over 8h 56m.

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

    Prices for flights from San Francisco Airport to San Juan are refreshed on a daily basis.

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

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

    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.

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

    The travel and health documents required for your trip to San Juan 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 San Juan. 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 San Juan

Compare and see reviews for airlines that fly from San Francisco to San Juan with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $122Free CancellationRating
5.6
2,601 reviews
Search Frontier flights
Sun Country AirPriceFrom $222Free CancellationRating
6.7
315 reviews
Search Sun Country Air flights
DeltaPriceFrom $222Free CancellationRating
7.8
8,569 reviews
Search Delta flights
JetBluePriceFrom $289Free CancellationRating
7.1
3,037 reviews
Search JetBlue flights
United AirlinesPriceFrom $349Free CancellationRating
7.4
10,213 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $351Free CancellationRating
7.9
12,931 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $370Free CancellationRating
7.1
12,054 reviews
Search American Airlines flights
SouthwestPriceFrom $406Free CancellationRating
8.0
4,189 reviews
Search Southwest flights

Why use momondo?

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

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 San Francisco to San Juan for you.

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

Yes. momondo enables you to select and highlight flights to San Juan from San Francisco with this policy.

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?

Yes. momondo can track prices for San Francisco to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport