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Cheap flights from San Francisco to San Juan from $145

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
11:55 pm - 1:16 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
21h 21m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
3:48 pm - 8:49 amSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
21h 01m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$489Frontier
Wed, Jan 13 - Wed, Jan 20
Frontier Logo
6:30 am - 1:58 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
15h 28m2 stops Denver Intl Miami
Frontier Logo
2:49 am - 3:38 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
16h 49m2 stops Philadelphia Atlanta Hartsfield-Jackson
$490Frontier
Thu, Dec 10 - Sat, Dec 12
JetBlue Logo
8:00 am - 11:56 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
11h 56m1 stop Fort Lauderdale
JetBlue Logo
10:43 am - 10:25 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
15h 42m1 stop New York John F Kennedy Intl
$491JetBlue
Mon, Jan 18 - Thu, Jan 21
JetBlue Logo
8:00 am - 11:56 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
11h 56m1 stop Fort Lauderdale
JetBlue Logo
10:43 am - 10:25 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
15h 42m1 stop New York John F Kennedy Intl
$491JetBlue
Mon, Jan 18 - Wed, Jan 20
Multiple Airlines Logo
10:20 pm - 8:55 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
18h 35m1 stop Fort Lauderdale
Multiple Airlines Logo
5:01 am - 3:38 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
14h 37m1 stop Atlanta Hartsfield-Jackson
$492Multiple Airlines
Mon, Nov 30 - Mon, Dec 7
Multiple Airlines Logo
10:35 pm - 9:33 amSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
30h 58m1 stop Fort Lauderdale
Multiple Airlines Logo
5:01 am - 3:38 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
14h 37m1 stop Atlanta Hartsfield-Jackson
$498Multiple Airlines
Wed, Nov 25 - Wed, Dec 9
American Airlines Logo
9:49 pm - 2:23 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 34m2 stops Charlotte Douglas Miami
American Airlines Logo
6:20 am - 12:50 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
10h 30m1 stop Charlotte Douglas
$556American Airlines
Tue, Jan 12 - Tue, Jan 26
American Airlines Logo
11:23 pm - 4:13 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 50m1 stop Dallas/Fort Worth
American Airlines Logo
2:02 pm - 10:53 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
12h 51m1 stop Charlotte Douglas
$556American Airlines
Tue, Jan 12 - Tue, Jan 26
Southwest Logo
8:00 am - 11:45 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
12h 45m2 stops Austin Bergstrom Orlando
Southwest Logo
5:35 am - 5:25 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
14h 50m2 stops Orlando Denver Intl
$556Southwest
Tue, Apr 6 - Wed, Apr 14
Southwest Logo
6:20 am - 10:25 pmSFO  San Francisco-SJU San Juan Luis Munoz Marin Intl
13h 05m2 stops Denver Intl Orlando
Southwest Logo
5:05 am - 1:50 pmSJU  San Juan Luis Munoz Marin Intl-SFO San Francisco
11h 45m1 stop Baltimore/Washington
$556Southwest
Tue, Apr 6 - Wed, Apr 14

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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
Jan 13
SFO11:55 pmSan Francisco
21h 21m
1 stop
SJU1:16 amSan Juan Luis Munoz Marin Intl
Jan 20
SJU3:48 pmSan Juan Luis Munoz Marin Intl
21h 01m
2 stops
SFO8:49 amSan Francisco
$489
Frontier
Dec 10
SFO6:30 amSan Francisco
15h 28m
2 stops
SJU1:58 amSan Juan Luis Munoz Marin Intl
Dec 12
SJU2:49 amSan Juan Luis Munoz Marin Intl
16h 49m
2 stops
SFO3:38 pmSan Francisco
$490
Frontier
Dec 1
SFO11:00 pmSan Francisco
22h 58m
2 stops
SJU1:58 amSan Juan Luis Munoz Marin Intl
Dec 12
SJU9:52 pmSan Juan Luis Munoz Marin Intl
21h 46m
2 stops
SFO3:38 pmSan Francisco
$500

JetBlue flights from San Francisco to San Juan

Our best JetBlue deals on San Francisco to San Juan flight tickets
JetBlue
Jan 18
SFO8:00 amSan Francisco
11h 56m
1 stop
SJU11:56 pmSan Juan Luis Munoz Marin Intl
Jan 21
SJU10:43 amSan Juan Luis Munoz Marin Intl
15h 42m
1 stop
SFO10:25 pmSan Francisco
$491
JetBlue
Jan 16
SFO11:59 pmSan Francisco
15h 51m
1 stop
SJU7:50 pmSan Juan Luis Munoz Marin Intl
Jan 19
SJU10:15 pmSan Juan Luis Munoz Marin Intl
15h 08m
1 stop
SFO9:23 amSan Francisco
$498
JetBlue
Jan 10
SFO11:35 pmSan Francisco
16h 15m
1 stop
SJU7:50 pmSan Juan Luis Munoz Marin Intl
Jan 19
SJU10:15 pmSan Juan Luis Munoz Marin Intl
15h 08m
1 stop
SFO9:23 amSan Francisco
$499

momondo Fare Finder

 
Use the filters below to find and compare flights from San Francisco to San Juan 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

Wed 1/13

11:55 pm-1:16 am

1 stop21h 21m

San Juan Luis Munoz Marin Intl

Wed 1/20

3:48 pm-8:49 am

2 stops21h 01m

$489

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Thu 12/10

6:30 am-1:58 am

2 stops15h 28m

San Juan Luis Munoz Marin Intl

Sat 12/12

2:49 am-3:38 pm

2 stops16h 49m

$490

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 1/18

8:00 am-11:56 pm

1 stop11h 56m

San Juan Luis Munoz Marin Intl

Thu 1/21

10:43 am-10:25 pm

1 stop15h 42m

$491

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 1/18

8:00 am-11:56 pm

1 stop11h 56m

San Juan Luis Munoz Marin Intl

Wed 1/20

10:43 am-10:25 pm

1 stop15h 42m

$491

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Mon 11/30

10:20 pm-8:55 pm

1 stop18h 35m

San Juan Luis Munoz Marin Intl

Mon 12/7

5:01 am-3:38 pm

1 stop14h 37m

$492

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Wed 11/25

10:35 pm-9:33 am

1 stop30h 58m

San Juan Luis Munoz Marin Intl

Wed 12/9

5:01 am-3:38 pm

1 stop14h 37m

$498
Quickest round-trip

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 1/12

9:49 pm-2:23 pm

2 stops12h 34m

San Juan Luis Munoz Marin Intl

Tue 1/26

6:20 am-12:50 pm

1 stop10h 30m

$556

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 1/12

11:23 pm-4:13 pm

1 stop12h 50m

San Juan Luis Munoz Marin Intl

Tue 1/26

2:02 pm-10:53 pm

1 stop12h 51m

$556

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 4/6

8:00 am-11:45 pm

2 stops12h 45m

San Juan Luis Munoz Marin Intl

Wed 4/14

5:35 am-5:25 pm

2 stops14h 50m

$556

San FranciscoSan Juan

SFO San Francisco - SJU San Juan Luis Munoz Marin Intl

SFOSJU

San Francisco

Tue 4/6

6:20 am-10:25 pm

2 stops13h 05m

San Juan Luis Munoz Marin Intl

Wed 4/14

5:05 am-1:50 pm

1 stop11h 45m

$556

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 $541 to $714.
The lowest price recently found on this route was $489.

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in January, then August is your next best option. Flight prices from San Francisco to San Juan during August average around $511.

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 $576 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

$145

Fastest flight time

9h 25m

Direct flights

None
The best one-way flight to San Juan from San Francisco in the past 72 hours is $145. The best round-trip flight deal from San Francisco to San Juan found on momondo in the last 72 hours is $489.
The fastest flight from San Francisco to San Juan takes 9h 25m
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 9h 25m.

  • 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
5.5
2,506 reviews
Search Frontier flights
DeltaPriceFrom $242Free CancellationRating
7.8
8,700 reviews
Search Delta flights
JetBluePriceFrom $289Free CancellationRating
7.1
3,067 reviews
Search JetBlue flights
United AirlinesPriceFrom $346Free CancellationRating
7.3
10,477 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $351Free CancellationRating
7.9
13,159 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $375Free CancellationRating
7.0
12,226 reviews
Search American Airlines flights
SouthwestPriceFrom $414Free CancellationRating
8.0
4,219 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