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Luis Munoz Marin Intl

$176+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This CheapOair deal was found by Cheapflights users on 1/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:00 pm
SFO
-
SJU
1 stop12h 08m
Multiple Airlines
Sat 2/285:45 am
SJU
-
SFO
1 stop31h 44m
Multiple Airlines
Deal found 1/25$339
This JetBlue deal was found by Cheapflights users on 1/26. 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.
Mon 2/2310:39 pm
SFO
-
SJU
1 stop11h 55m
JetBlue
Tue 3/1010:59 pm
SJU
-
SFO
1 stop15h 29m
JetBlue
Deal found 1/26$343
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/248:20 am
SFO
-
SJU
1 stop12h 38m
JetBlue
Tue 3/38:49 pm
SJU
-
SFO
1 stop16h 40m
JetBlue
Deal found 1/27$344
This Orbitz deal was found by Cheapflights users on 1/26. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:03 pm
SFO
-
SJU
1 stop10h 17m
Multiple Airlines
Mon 4/1311:59 pm
SJU
-
SFO
1 stop15h 38m
Multiple Airlines
Deal found 1/26$346
This Trip.com deal was found by Cheapflights users on 1/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:58 pm
SFO
-
SJU
1 stop12h 08m
Frontier
Sat 2/287:05 am
SJU
-
SFO
1 stop19h 16m
Frontier
Deal found 1/27$347
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:58 pm
SFO
-
SJU
2 stops16h 00m
Multiple Airlines
Mon 3/95:27 pm
SJU
-
SFO
1 stop28h 47m
Multiple Airlines
Deal found 1/26$349
This Aviatur deal was found by Cheapflights users on 1/24. 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 Aviatur is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:35 am
SFO
-
SJU
1 stop12h 32m
JetBlue
Sun 5/1012:15 pm
SJU
-
SFO
1 stop25h 54m
JetBlue
Deal found 1/24$350
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:55 am
SFO
-
SJU
2 stops15h 39m
Multiple Airlines
Wed 4/86:00 am
SJU
-
SFO
1 stop16h 14m
Multiple Airlines
Deal found 1/27$351
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2210:46 pm
SFO
-
SJU
2 stops40h 12m
Multiple Airlines
Sat 2/287:05 am
SJU
-
SFO
1 stop19h 16m
Multiple Airlines
Deal found 1/27$352
This CheapOair deal was found by Cheapflights users on 1/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:14 pm
SFO
-
SJU
1 stop18h 16m
JetBlue
Tue 3/313:31 pm
SJU
-
SFO
1 stop12h 28m
JetBlue
Deal found 1/26$355
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:58 pm
SFO
-
SJU
2 stops16h 00m
Multiple Airlines
Sat 3/76:27 pm
SJU
-
SFO
1 stop27h 47m
Multiple Airlines
Deal found 1/26$358
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/234:03 pm
SFO
-
SJU
1 stop15h 34m
Multiple Airlines
Mon 3/99:58 pm
SJU
-
SFO
2 stops25h 11m
Multiple Airlines
Deal found 1/26$359

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(CheapOair)

One-way from

$176
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$459
Provider with most accurate pricing for San Francisco-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-San Juan Luis Munoz Marin Intl flights.
Search Deals
From San Francisco to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from San Francisco to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 27, 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

San Francisco

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 5/3

10:38 pm-2:08 pm

1 stop12h 30m

San Juan Luis Munoz Marin Intl

Fri 5/15

1:00 pm-12:54 am

1 stop14h 54m

$351

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 4/18

10:55 pm-12:52 pm

1 stop10h 57m

San Juan Luis Munoz Marin Intl

Tue 4/21

1:25 pm-1:23 am

1 stop14h 58m

$360

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 4/11

12:45 am-3:42 pm

1 stop11h 57m

San Juan Luis Munoz Marin Intl

Fri 4/17

1:00 am-9:30 am

1 stop11h 30m

$360

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 5/2

7:30 pm-12:12 pm

2 stops13h 42m

San Juan Luis Munoz Marin Intl

Wed 5/6

6:15 am-8:51 pm

2 stops17h 36m

$360

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Mon 4/13

9:35 pm-11:50 am

1 stop11h 15m

San Juan Luis Munoz Marin Intl

Tue 4/21

1:25 pm-11:12 pm

1 stop12h 47m

$360

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 4/14

9:20 am-11:59 pm

1 stop11h 39m

San Juan Luis Munoz Marin Intl

Wed 4/22

1:25 pm-1:23 am

1 stop14h 58m

$360

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 3/18

8:20 am-1:42 am

1 stop14h 22m

San Juan Luis Munoz Marin Intl

Tue 3/24

3:26 am-1:47 pm

1 stop13h 21m

$365

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 2/6

11:05 pm-2:31 pm

1 stop11h 26m

San Juan Luis Munoz Marin Intl

Wed 2/11

3:20 pm-11:47 pm

2 stops12h 27m

$406

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 2/26

10:39 am-12:59 am

1 stop10h 20m

San Juan Luis Munoz Marin Intl

Wed 3/11

3:26 am-2:13 pm

1 stop13h 47m

$407

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 5/1

9:30 pm-12:00 pm

1 stop11h 30m

San Juan Luis Munoz Marin Intl

Mon 5/4

11:25 pm-10:29 am

1 stop14h 04m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 21 results
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Compare providers for flights from San Francisco to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Luis Munoz Marin Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
BudgetAirPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 January 23, 2026.

The best time to book flights from San Francisco to San Juan Luis Munoz Marin Intl Airport is 23 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, January is the cheapest month in which you can book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport (average of $169). Flying from San Francisco to San Juan Luis Munoz Marin Intl Airport in February is currently the most expensive (average of $321). 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.

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 January 27, 2026.
Read through reviews of airlines operating flights from San Francisco to San Juan Luis Munoz Marin Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.2
Good
2,890 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Frontier
5.7
Fair
3,056 reviews
Delta
7.9
Good
8,119 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • How long is the flight from San Francisco to San Juan Luis Munoz Marin Intl Airport?

    Departing from San Francisco to San Juan Luis Munoz Marin Intl Airport will take you 10h 57m. The distance between San Francisco and San Juan Luis Munoz Marin Intl Airport is about 3623 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $150. Other airlines that can offer you cheap pricing are Delta, from $172, and Sun Country Air, from $222. Frontier is 69% 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 $85 on Frontier. Other airlines that offer cheap prices include American Airlines from $174 and Delta from $174 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 Fort Lauderdale. Charlotte sees the second most layovers for non-direct flights flying from San Francisco to San Juan Luis Munoz Marin Intl Airport. Dallas 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 Fort Lauderdale?

    The majority of Fort Lauderdale visitors spend their time at Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park. Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park can be accessed by traveling approximately 4.1 mi, 2.1 mi, and 4.2 mi, respectively from Fort Lauderdale. Those on a layover in Fort Lauderdale in need of a rental car can book one at Fort Lauderdale for about $31.

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

    Most Charlotte visitors opt to spend their time at Carowind, NASCAR Hall of Fame, and North Carolina Blumenthal Performing Arts Center. Carowind, NASCAR Hall of Fame, and North Carolina Blumenthal Performing Arts Center are located about 8.2 mi, 5.7 mi, and 5.8 mi, respectively from Charlotte Douglas. Travelers in need of a car in Charlotte can rent one for about $46 per day.

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

    Dallas travelers tend to visit American Airlines Center, Dallas World Aquarium, and Reunion Tower more than any other attractions. American Airlines Center, Dallas World Aquarium and Reunion Tower are located about 15.0 mi, 15.5 mi, and 15.6 mi, respectively from Dallas/Fort Worth if you are interested in checking them out. Those on a layover in Dallas in need of a rental car can book one at Dallas/Fort Worth for about $51.

  • 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 Atlanta. Atlanta is followed by Denver in terms of the least popular layover location on flights from San Francisco to San Juan Luis Munoz Marin Intl Airport. New York 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, January is the cheapest month in which you can book a flight from San Francisco to San Juan Luis Munoz Marin Intl Airport (average of $169). Flying from San Francisco to San Juan Luis Munoz Marin Intl Airport in February is currently the most expensive (average of $321). 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 Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

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Alternative routes for San Francisco to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$337FlexibilityNo cancel feeOn-time62%
DeltaCheapest$172Average$461FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$222Average$748FlexibilityNo cancel feeOn-time83%
JetBlueCheapest$278Average$485FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$354Average$534FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$360Average$527FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$398Average$628FlexibilityNo cancel feeOn-time63%

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