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Luis Munoz Marin Intl

$181+ Cheap flights from San Francisco (SFO) to Luis Munoz Marin Intl (SJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to San Juan Luis Munoz Marin Intl are usually found in September or January, booked 50 days in advance, depart on a Tuesday or Sunday and return on a Saturday

Cheap flight deals from San Francisco to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$356
(Priceline)

One-way from

$181
(JetBlue)

Popular in

December

Cheapest in

September

Average price

$565
From San Francisco to San Juan Luis Munoz Marin Intl
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One-way flight from San Francisco to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 10% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Luis Munoz Marin Intl

Cheapest flights from San Francisco to Luis Munoz Marin Intl
Explore the most affordable flight options available from San Francisco to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Justfly.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/88:53 pmSFO - SJU
1 stop26h 46mFrontier
Tue 7/153:40 amSJU - SFO
1 stop9h 45mFrontier
Deal found 7/2$345
This JetBlue deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:15 pmSFO - SJU
1 stop8h 53mJetBlue
Fri 10/2412:50 pmSJU - SFO
1 stop15h 09mJetBlue
Deal found 7/3$366
This Delta deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:15 amSFO - SJU
1 stop12h 45mDelta
Fri 9/2612:58 pmSJU - SFO
1 stop10h 30mDelta
Deal found 7/3$369
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/197:10 amSFO - SJU
1 stop10h 28mUnited Airlines
Mon 9/294:55 pmSJU - SFO
1 stop11h 00mUnited Airlines
Deal found 7/1$381
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2411:59 pmSFO - SJU
2 stops12h 36mAmerican Airlines
Tue 7/291:37 pmSJU - SFO
2 stops13h 05mAmerican Airlines
Deal found 7/2$392

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Luis Munoz Marin Intl 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
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

San Francisco

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 7/19

8:53 pm-8:29 pm

1 stop20h 36m

San Juan Luis Munoz Marin Intl

Sun 7/27

3:40 am-10:25 am

1 stop9h 45m

$356

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 10/14

10:15 pm-10:08 am

1 stop8h 53m

San Juan Luis Munoz Marin Intl

Fri 10/24

12:50 pm-12:59 am

1 stop15h 09m

$366

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 9/16

6:15 am-10:00 pm

1 stop12h 45m

San Juan Luis Munoz Marin Intl

Fri 9/26

12:58 pm-8:28 pm

1 stop10h 30m

$369

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 8/19

7:10 am-8:38 pm

1 stop10h 28m

San Juan Luis Munoz Marin Intl

Mon 9/29

4:55 pm-12:55 am

1 stop11h 00m

$381

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 7/24

11:59 pm-3:35 pm

2 stops12h 36m

San Juan Luis Munoz Marin Intl

Tue 7/29

1:37 pm-11:42 pm

2 stops13h 05m

$392

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 11/12

7:45 am-10:19 pm

1 stop10h 34m

$181

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 10/12

6:00 am-12:05 am

1 stop15h 05m

$188

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 7/12

8:53 pm-9:04 am

1 stop9h 11m

$192

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 8/3

12:30 am-3:42 pm

1 stop12h 12m

$197

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 8/1

8:53 pm-1:35 am

1 stop25h 42m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 13 results
1
2

Best time to book a flight from San Francisco to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Luis Munoz Marin Intl. Price data was last updated on June 27, 2025.

The best time to book flights from San Francisco to San Juan Luis Munoz Marin Intl Airport is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from San Francisco to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to SJU?

Find hourly flight availability from San Francisco to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from San Francisco to San Juan Luis Munoz Marin Intl Airport by exploring options for tickets at noon.

What is the cheapest day to fly from San Francisco to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from San Francisco to San Juan Luis Munoz Marin Intl Airport, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to San Juan Luis Munoz Marin Intl?

    Most people fly from San Francisco (SFO) if they book a flight from San Francisco to San Juan Luis Munoz Marin Intl. On average, San Francisco has 0 outbound flights to San Juan Luis Munoz Marin Intl per day from 7 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

  • What are the cheapest airlines flying from San Francisco to San Juan Luis Munoz Marin Intl Airport round-trip?

    Cheapflights users have booked flights from San Francisco to San Juan Luis Munoz Marin Intl Airport round-trip from $356. Other airlines that can offer you cheap pricing are JetBlue, from $366, and Delta, from $369. Frontier is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to San Juan Luis Munoz Marin Intl Airport one-way?

    One-way options have recently been found by users for as low as $181 on JetBlue. Other airlines that offer cheap prices include American Airlines from $188 and Frontier from $192 one-way.

  • Where are the most common layover locations when flying from San Francisco to San Juan Luis Munoz Marin Intl Airport?

    The most popular layover on flights from San Francisco to San Juan Luis Munoz Marin Intl Airport is Charlotte. Fort Lauderdale sees the second most layovers for non-direct flights flying from San Francisco to San Juan Luis Munoz Marin Intl Airport. Miami comes next as the third most popular layover location for San Francisco to San Juan Luis Munoz Marin Intl Airport flights.

  • What are some popular things to do or see while on a layover in Charlotte?

    The majority of Charlotte visitors spend their time at Carowind, Mint Museum Uptown, and NASCAR Hall of Fame. Carowind, Mint Museum Uptown, and NASCAR Hall of Fame can be accessed by traveling approximately 8.2 mi, 5.4 mi, and 5.7 mi, respectively from Charlotte Douglas. Those on a layover in Charlotte in need of a rental car can book one at Charlotte Douglas for about $43.

  • What are some popular points of interest to see during a layover in Fort Lauderdale?

    Most Fort Lauderdale visitors opt to spend their time at Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park. Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park are located about 4.1 mi, 2.1 mi, and 4.2 mi, respectively from Fort Lauderdale. Travelers in need of a car in Fort Lauderdale can rent one for about $23 per day.

  • What are points of interest worth seeing during a layover in Miami?

    Miami travelers tend to visit Wynwood Art District, Bayfront Park, and Bayside Marketplace more than any other attractions. Wynwood Art District, Bayfront Park and Bayside Marketplace are located about 5.5 mi, 6.4 mi, and 6.4 mi, respectively from Miami if you are interested in checking them out. Those on a layover in Miami in need of a rental car can book one at Miami for about $22.

  • Where are the least popular layover locations for San Francisco to San Juan Luis Munoz Marin Intl Airport flights?

    The least popular layover on flights from San Francisco to San Juan Luis Munoz Marin Intl Airport is Denver. Denver is followed by New York in terms of the least popular layover location on flights from San Francisco to San Juan Luis Munoz Marin Intl Airport. Atlanta ranks third to last in terms of the least popular layover locations on San Francisco to San Juan Luis Munoz Marin Intl Airport flights.

  • Can I find deals for flights from San Francisco to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on San Francisco to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from San Francisco to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from San Francisco to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from San Francisco to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Francisco?

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Top 7 airlines flying from San Francisco to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from San Francisco to Luis Munoz Marin Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$160Average$318FlexibilityNo cancel feeOn-time62%
DeltaCheapest$255Average$642FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$278Average$457FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$327Average$521FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$337Average$886FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$338Average$539FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$486Average$675FlexibilityNo cancel feeOn-time63%

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