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Luis Munoz Marin Intl

$148+ Cheap flights from San Jose, CA (SJC) 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SJU
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from San Jose to Luis Munoz Marin Intl

Cheapest flights from San Jose to Luis Munoz Marin Intl
Explore the most affordable flight options available from San Jose to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 9/710:20 pm
SJC
-
SJU
1 stop12h 10m
Delta
Wed 9/167:30 am
SJU
-
SJC
1 stop14h 07m
Delta
Deal found 1/21$296
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 4/66:25 pm
SJC
-
SJU
2 stops18h 53m
Delta
Wed 4/157:00 am
SJU
-
SJC
2 stops18h 34m
Delta
Deal found 1/20$326
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 4/712:47 pm
SJC
-
SJU
2 stops19h 01m
American Airlines
Wed 4/1511:59 pm
SJU
-
SJC
1 stop13h 19m
American Airlines
Deal found 1/20$378
This Delta deal was found by Cheapflights users on 1/21. 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.
Sun 9/65:00 pm
SJC
-
SJU
2 stops15h 56m
Delta
Thu 9/1712:58 pm
SJU
-
SJC
1 stop12h 43m
Delta
Deal found 1/21$382
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Sat 2/286:00 am
SJC
-
SJU
2 stops14h 52m
American Airlines
Wed 3/41:58 pm
SJU
-
SJC
2 stops12h 33m
American Airlines
Deal found 1/19$400
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 3/107:15 pm
SJC
-
SJU
2 stops10h 45m
American Airlines
Wed 3/181:30 am
SJU
-
SJC
1 stop11h 41m
American Airlines
Deal found 1/19$401
This Delta deal was found by Cheapflights users on 1/20. 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.
Mon 5/1810:56 pm
SJC
-
SJU
1 stop10h 54m
Delta
Thu 5/2112:50 pm
SJU
-
SJC
1 stop13h 03m
Delta
Deal found 1/20$421
This Delta deal was found by Cheapflights users on 1/21. 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.
Mon 9/710:20 pm
SJC
-
SJU
1 stop12h 10m
Delta
Sat 9/1212:58 pm
SJU
-
SJC
1 stop12h 43m
Delta
Deal found 1/21$426
This Southwest deal was found by Cheapflights users on 1/20. 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.
Mon 5/188:35 pm
SJC
-
SJU
2 stops11h 00m
Southwest
Thu 5/216:50 am
SJU
-
SJC
2 stops13h 35m
Southwest
Deal found 1/20$439
This Southwest deal was found by Cheapflights users on 1/20. 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.
Fri 5/19:45 pm
SJC
-
SJU
1 stop9h 40m
Southwest
Tue 5/58:10 am
SJU
-
SJC
2 stops13h 05m
Southwest
Deal found 1/20$449
This Delta deal was found by Cheapflights users on 1/21. 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 9/95:05 pm
SJC
-
SJU
2 stops15h 43m
Delta
Thu 9/1712:58 pm
SJU
-
SJC
1 stop12h 43m
Delta
Deal found 1/21$460

Find flight deals from San Jose to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$326
(Delta)

One-way from

$148
(Delta)

Popular in

June

Cheapest in

September

Average price

$409
Provider with most accurate pricing for San Jose-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-San Juan Luis Munoz Marin Intl flights.
Search Deals
From San Jose to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from San Jose to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 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 Jose 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 21, 2026.
Use the filters below to find and compare flights from San Jose to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

San Jose

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

3:37 pm-12:07 pm

2 stops17h 30m

San Juan Luis Munoz Marin Intl

Wed 3/18

1:00 pm-9:33 pm

1 stop11h 33m

$460

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

11:02 am-5:28 am

1 stop15h 26m

San Juan Luis Munoz Marin Intl

Tue 3/17

1:30 am-10:11 am

1 stop11h 41m

$497

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

8:40 am-12:15 am

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Thu 3/19

7:00 am-10:25 pm

2 stops18h 25m

$506

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 4/7

6:00 am-11:01 pm

1 stop14h 01m

San Juan Luis Munoz Marin Intl

Wed 4/8

6:47 am-10:00 pm

1 stop18h 13m

$532

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

11:02 am-5:28 am

1 stop15h 26m

San Juan Luis Munoz Marin Intl

Thu 3/19

1:30 am-10:11 am

1 stop11h 41m

$537

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 4/7

6:00 am-11:01 pm

1 stop14h 01m

San Juan Luis Munoz Marin Intl

Thu 4/9

11:59 pm-10:18 am

1 stop13h 19m

$537

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/17

2:26 pm-5:28 am

1 stop12h 02m

San Juan Luis Munoz Marin Intl

Tue 3/24

5:28 am-10:10 pm

2 stops19h 42m

$554

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

6:00 am-10:31 pm

1 stop13h 31m

San Juan Luis Munoz Marin Intl

Mon 3/23

6:01 pm-10:11 am

2 stops19h 10m

$592

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 3/10

10:24 am-2:11 pm

2 stops24h 47m

San Juan Luis Munoz Marin Intl

Wed 3/18

1:30 am-5:38 pm

2 stops19h 08m

$609

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Mon 3/16

6:00 am-10:31 pm

1 stop13h 31m

San Juan Luis Munoz Marin Intl

Wed 3/18

1:30 am-10:11 am

1 stop11h 41m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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Compare providers for flights from San Jose 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 Jose to Luis Munoz Marin Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 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 Jose, California-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 Jose, California-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 Jose, California-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 Jose, California-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust Expedia the most. Expedia 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 Jose, California-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 Jose to Luis Munoz Marin Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to Luis Munoz Marin Intl. Price data was last updated on January 16, 2026.

To ensure you get the cheapest price possible for a flight from San Jose, California to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San Jose, California to San Juan Luis Munoz Marin Intl Airport (average of $169). Flying from San Jose, California 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 21, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Jose to San Juan Luis Munoz Marin Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,089 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,174 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Spirit Airlines
6.3
Okay
8,364 reviews
Southwest
8.0
Very good
4,266 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Jose 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 Jose to San Juan Luis Munoz Marin Intl?

    San Jose (SJC) is the airport you will fly out of if you book a flight from San Jose to San Juan Luis Munoz Marin Intl. You should not have trouble finding flights to San Juan Luis Munoz Marin Intl from San Jose; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the San Jose airport to San Juan Luis Munoz Marin Intl. It is only a 2.9 mi journey to San Jose (SJC) from San Jose’s city center.

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

    A quick flight from San Jose, California to San Juan Luis Munoz Marin Intl Airport can take about 12h 35m. Delta provides one of the quickest options available for as low as $506. San Jose, California and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 3597 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 Jose, California to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $232. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $238 and $298, respectively. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from San Jose 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 Jose to Luis Munoz Marin Intl.

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

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

    Currently, January is the cheapest month in which you can book a flight from San Jose, California to San Juan Luis Munoz Marin Intl Airport (average of $169). Flying from San Jose, California 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 Jose 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 5 airlines flying from San Jose to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from San Jose 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$232Average$361FlexibilityNo cancel feeOn-time65%
DeltaCheapest$238Average$450FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$547FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$383Average$555FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$414Average$650FlexibilityNo cancel feeOn-time71%

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