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$157+ Cheap flights from Luis Munoz Marin Intl (SJU) to San Francisco (SFO)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SFO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to San Francisco are usually found in October or February, booked 82 days in advance, depart on a Saturday or Thursday and return on a Tuesday

Cheap flight deals from Luis Munoz Marin Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to San Francisco (SFO). 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$298
(Frontier)

One-way from

$157
(Cheapflightsfares)

Popular in

June

Cheapest in

October

Average price

$424
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-San Francisco flights.
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From San Juan Luis Munoz Marin Intl to San Francisco
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One-way flight from San Juan Luis Munoz Marin Intl to San Francisco
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Highest demand for flights based on searches. 12% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Luis Munoz Marin Intl to San Francisco

Cheapest flights from Luis Munoz Marin Intl to San Francisco
Explore the most affordable flight options available from Luis Munoz Marin Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Frontier deal was found by Cheapflights users on 4/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:56 amSJU - SFO
1 stop12h 19mFrontier
Sun 5/119:59 pmSFO - SJU
1 stop12h 30mFrontier
Deal found 4/28$298
This Delta deal was found by Cheapflights users on 4/28. 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.
Wed 10/222:28 pmSJU - SFO
2 stops12h 25mDelta
Mon 11/106:00 amSFO - SJU
1 stop13h 17mDelta
Deal found 4/28$349
This JetBlue deal was found by Cheapflights users on 4/28. 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.
Wed 9/1712:55 pmSJU - SFO
1 stop13h 57mJetBlue
Mon 9/228:35 pmSFO - SJU
1 stop12h 29mJetBlue
Deal found 4/28$350
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 10/223:55 pmSJU - SFO
1 stop9h 49mAmerican Airlines
Sun 11/910:46 pmSFO - SJU
1 stop8h 59mAmerican Airlines
Deal found 4/28$358
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Mon 10/271:25 pmSJU - SFO
1 stop12h 20mUnited Airlines
Tue 11/116:30 amSFO - SJU
1 stop10h 25mUnited Airlines
Deal found 4/28$435
This Travelocity deal was found by Cheapflights users on 4/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/59:30 pmSJU - SFO
1 stop15h 53mMultiple Airlines
Wed 6/117:24 amSFO - SJU
2 stops18h 42mMultiple Airlines
Deal found 4/28$482
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:05 amSJU - SFO
2 stops14h 50mSouthwest
Sun 10/199:05 pmSFO - SJU
2 stops14h 40mSouthwest
Deal found 4/28$539
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/912:59 amSJU - SFO
2 stops16h 20mAlaska Airlines
Tue 6/177:20 amSFO - SJU
2 stops18h 46mAlaska Airlines
Deal found 4/28$635
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/74:25 pmSJU - SFO
3 stops33h 20mAvianca
Thu 5/1512:05 amSFO - SJU
3 stops35h 55mAvianca
Deal found 4/28$880

Cheapflights Fare Finder

Customize your flight search to find flights from Luis Munoz Marin Intl to San Francisco 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 April 29, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to San Francisco that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

San Francisco

Route

Depart

Return

Price

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Fri 5/16

10:46 am-10:22 pm

1 stop14h 36m

San Francisco

Sun 5/18

9:59 pm-1:29 pm

1 stop12h 30m

$298

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 10/22

2:28 pm-11:53 pm

2 stops12h 25m

San Francisco

Mon 11/10

6:00 am-11:17 pm

1 stop13h 17m

$349

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 9/17

12:55 pm-11:52 pm

1 stop13h 57m

San Francisco

Mon 9/22

8:35 pm-12:04 pm

1 stop12h 29m

$350

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 10/22

3:55 pm-10:44 pm

1 stop9h 49m

San Francisco

Sun 11/9

10:46 pm-11:45 am

1 stop8h 59m

$358

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Tue 10/21

1:05 am-10:00 am

1 stop11h 55m

San Francisco

Mon 10/27

10:45 pm-11:49 am

1 stop10h 04m

$439

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 6/5

9:30 pm-10:23 am

1 stop15h 53m

San Francisco

Wed 6/11

7:24 am-5:06 am

2 stops18h 42m

$482

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Thu 10/16

10:05 am-9:55 pm

2 stops14h 50m

San Francisco

Sun 10/19

9:05 pm-2:45 pm

2 stops14h 40m

$539

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Mon 6/9

12:59 am-2:19 pm

2 stops16h 20m

San Francisco

Tue 6/17

7:20 am-5:06 am

2 stops18h 46m

$635

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Wed 5/21

3:21 am-10:28 am

1 stop10h 07m

$157

San JuanSan Francisco

SJU - SFO

SJUSFO

San Juan Luis Munoz Marin Intl

Sat 9/13

12:55 pm-11:52 pm

1 stop13h 57m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
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Compare providers for flights from Luis Munoz Marin Intl to San Francisco

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 Luis Munoz Marin Intl to San Francisco in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 Juan Luis Munoz Marin Intl Airport-San Francisco flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-San Francisco flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-San Francisco flights, Cheapflights users trust AranGrant the most. AranGrant 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 Juan Luis Munoz Marin Intl Airport-San Francisco 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 Luis Munoz Marin Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Luis Munoz Marin Intl 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 Juan Luis Munoz Marin Intl Airport to San Francisco

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

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to San Francisco. Price data was last updated on April 25, 2025.

The best time to book flights from San Juan Luis Munoz Marin Intl Airport to San Francisco is 82 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 Juan Luis Munoz Marin Intl Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to San Francisco (average of $276). Flying from San Juan Luis Munoz Marin Intl Airport to San Francisco in June is currently the most expensive (average of $393). 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 SJU to SFO?

Find hourly flight availability from Luis Munoz Marin Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from San Juan Luis Munoz Marin Intl Airport to San Francisco by exploring options for tickets at noon.

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

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

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

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated April 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Juan to San Francisco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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
2,922 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.2

Food

7.1

Comfort

7.9

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 Luis Munoz Marin Intl to San Francisco. 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 into for flights to San Francisco from San Juan Luis Munoz Marin Intl?

    For a flight from San Juan Luis Munoz Marin Intl to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 inbound flights from San Juan Luis Munoz Marin Intl per day. 5 airlines have flights to San Francisco from San Juan Luis Munoz Marin Intl on a regular basis.

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

    Cheapflights users have booked flights from San Juan Luis Munoz Marin Intl Airport to San Francisco round-trip from $298. Other airlines that can offer you cheap pricing are Delta, from $349, and JetBlue, from $350. Frontier is currently priced 39% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $157. However, be on the lookout for offers from JetBlue and American Airlines, as they are both options that can get you from San Juan Luis Munoz Marin Intl Airport to San Francisco for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl to San Francisco 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 Juan Luis Munoz Marin Intl Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to San Francisco (average of $276). Flying from San Juan Luis Munoz Marin Intl Airport to San Francisco in June is currently the most expensive (average of $393). 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
Roseville
Mountain View
Santa Cruz
Turlock
Livermore
South San Francisco
Fairfield
Manteca
Richmond
Watsonville
Hollister
Milpitas
Antioch
Sausalito
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Campbell

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Luis Munoz Marin Intl to San Francisco

Discover the top 5 airlines that operate flights from Luis Munoz Marin Intl to San Francisco. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$278Average$481FlexibilityNo cancel feeOn-time62%
DeltaCheapest$278Average$484FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$298Average$348FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$308Average$540FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$339Average$535FlexibilityNo cancel feeOn-time71%

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