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Cheap flights from San Jose, California to San Juan from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to San Juan departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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American Airlines Logo
9:56 am - 9:35 amSJC-SJU
19h 39m2 stops
American Airlines Logo
4:28 pm - 12:10 pmSJU-SJC
23h 42m2 stops
$351American Airlines
Find Deal
Wed, Dec 31 - Mon, Jan 12
Southwest Logo
7:20 pm - 10:30 amSJC-SJU
11h 10m2 stops
Southwest Logo
5:35 am - 2:50 pmSJU-SJC
13h 15m2 stops
$364Southwest
Find Deal
Sat, Feb 14 - Thu, Feb 19
Delta Logo
6:35 am - 11:20 pmSJC-SJU
12h 45m1 stop
Delta Logo
7:00 am - 4:20 pmSJU-SJC
13h 20m2 stops
$425Delta
Find Deal
Wed, Dec 31 - Tue, Jan 13
Delta Logo
6:35 am - 11:20 pmSJC-SJU
12h 45m1 stop
Delta Logo
7:30 am - 7:12 pmSJU-SJC
15h 42m2 stops
$475Delta
Find Deal
Wed, Dec 31 - Wed, Jan 14
United Airlines Logo
6:30 am - 12:36 amSJC-SJU
14h 06m2 stops
United Airlines Logo
2:05 am - 1:42 pmSJU-SJC
15h 37m2 stops
$490United Airlines
Find Deal
Sat, Nov 15 - Tue, Nov 18
United Airlines Logo
6:30 am - 10:22 pmSJC-SJU
11h 52m2 stops
United Airlines Logo
8:10 am - 5:52 pmSJU-SJC
13h 42m2 stops
$550United Airlines
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Thu, Nov 27 - Sat, Dec 6
Frontier Logo
3:27 pm - 5:54 pmSJC-SJU
22h 27m2 stops
Frontier Logo
3:55 am - 5:55 pmSJU-SJC
18h 00m2 stops
$569Frontier
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Sun, Jan 4 - Sun, Jan 11
Alaska Airlines Logo
6:00 am - 9:35 pmSJC-SJU
11h 35m1 stop
Alaska Airlines Logo
7:15 am - 4:43 pmSJU-SJC
13h 28m1 stop
$613Alaska Airlines
Find Deal
Mon, Nov 10 - Wed, Nov 12
Alaska Airlines Logo
7:00 am - 6:10 amSJC-SJU
19h 10m2 stops
Alaska Airlines Logo
7:00 am - 8:45 pmSJU-SJC
17h 45m1 stop
$626Alaska Airlines
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Tue, Nov 25 - Thu, Dec 4
Frontier Logo
3:27 pm - 5:54 pmSJC-SJU
22h 27m2 stops
Frontier Logo
3:55 am - 5:55 pmSJU-SJC
18h 00m2 stops
$633Frontier
Find Deal
Sun, Jan 4 - Sun, Jan 11

American Airlines flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on San Jose, California to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Dec 31
SJC9:56 amSan Jose
19h 39m
2 stops
SJU9:35 amSan Juan Luis Munoz Marin Intl
Jan 12
SJU4:28 pmSan Juan Luis Munoz Marin Intl
23h 42m
2 stops
SJC12:10 pmSan Jose
$351
Find similar
American Airlines
Jan 17
SJC12:50 pmSan Jose
17h 58m
2 stops
SJU10:48 amSan Juan Luis Munoz Marin Intl
Jan 21
SJU7:07 amSan Juan Luis Munoz Marin Intl
10h 35m
1 stop
SJC1:42 pmSan Jose
$390
Find similar
American Airlines
Nov 15
SJC6:00 amSan Jose
11h 35m
1 stop
SJU9:35 pmSan Juan Luis Munoz Marin Intl
Nov 19
SJU6:25 amSan Juan Luis Munoz Marin Intl
16h 11m
2 stops
SJC6:36 pmSan Jose
$400
Find similar

Southwest flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport

Our best Southwest deals on San Jose, California to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Feb 14
SJC7:20 pmSan Jose
11h 10m
2 stops
SJU10:30 amSan Juan Luis Munoz Marin Intl
Feb 19
SJU5:35 amSan Juan Luis Munoz Marin Intl
13h 15m
2 stops
SJC2:50 pmSan Jose
$364
Find similar
Southwest
Nov 19
SJC7:15 pmSan Jose
11h 10m
2 stops
SJU10:25 amSan Juan Luis Munoz Marin Intl
Nov 22
SJU5:35 amSan Juan Luis Munoz Marin Intl
13h 05m
2 stops
SJC2:40 pmSan Jose
$431
Find similar
Southwest
Dec 16
SJC7:15 pmSan Jose
11h 10m
2 stops
SJU10:25 amSan Juan Luis Munoz Marin Intl
Dec 18
SJU7:40 amSan Juan Luis Munoz Marin Intl
14h 35m
2 stops
SJC6:15 pmSan Jose
$464
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momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Wed 12/31

9:56 am-9:35 am

2 stops19h 39m

San Juan Luis Munoz Marin Intl

Mon 1/12

4:28 pm-12:10 pm

2 stops23h 42m

$351

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Sat 2/14

7:20 pm-10:30 am

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Thu 2/19

5:35 am-2:50 pm

2 stops13h 15m

$364

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Wed 12/31

6:35 am-11:20 pm

1 stop12h 45m

San Juan Luis Munoz Marin Intl

Tue 1/13

7:00 am-4:20 pm

2 stops13h 20m

$425

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Wed 12/31

6:35 am-11:20 pm

1 stop12h 45m

San Juan Luis Munoz Marin Intl

Wed 1/14

7:30 am-7:12 pm

2 stops15h 42m

$475

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Sat 11/15

6:30 am-12:36 am

2 stops14h 06m

San Juan Luis Munoz Marin Intl

Tue 11/18

2:05 am-1:42 pm

2 stops15h 37m

$490

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Thu 11/27

6:30 am-10:22 pm

2 stops11h 52m

San Juan Luis Munoz Marin Intl

Sat 12/6

8:10 am-5:52 pm

2 stops13h 42m

$550

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Sun 1/4

3:27 pm-5:54 pm

2 stops22h 27m

San Juan Luis Munoz Marin Intl

Sun 1/11

3:55 am-5:55 pm

2 stops18h 00m

$569

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Mon 11/10

6:00 am-9:35 pm

1 stop11h 35m

San Juan Luis Munoz Marin Intl

Wed 11/12

7:15 am-4:43 pm

1 stop13h 28m

$613

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Tue 11/25

7:00 am-6:10 am

2 stops19h 10m

San Juan Luis Munoz Marin Intl

Thu 12/4

7:00 am-8:45 pm

1 stop17h 45m

$626

San JoseSan Juan

SJC - SJU

SJCSJU

San Jose

Sun 1/4

3:27 pm-5:54 pm

2 stops22h 27m

San Juan Luis Munoz Marin Intl

Sun 1/11

3:55 am-5:55 pm

2 stops18h 00m

$633

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from San Jose, California to San Juan Luis Munoz Marin Intl Airport

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 cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $374.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from San Jose, California is on a Sunday. momondo users have found tickets for Sunday departures for as low as $485. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from San Jose, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $663.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as $487. Flights in the afternoon are often more expensive with an average ticket price of $597.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $521 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from San Jose, California for as low as $226 on momondo.

Can stopping save me money on San Jose, California to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a San Jose, California to San Juan Luis Munoz Marin Intl Airport flight.

How have San Jose, California to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of October 2025, prices for San Jose, California to San Juan Luis Munoz Marin Intl Airport flights are approximately 37% more expensive when compared to flights at the same time last year.

When to book flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to San Juan Luis Munoz Marin Intl Airport (SJC to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to San Juan Luis Munoz Marin Intl Airport

Direct flights

None
There are no direct flights from San Jose, California to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from San Jose, California to San Juan Luis Munoz Marin Intl Airport.
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  • How far is San Jose to San Juan Luis Munoz Marin Intl by plane?

    The distance between San Jose and San Juan Luis Munoz Marin Intl is about 3594.3 mi. A reasonable flight in good conditions will take 10h 20m.

  • When did momondo last update prices for flights from San Jose Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from San Jose Airport to San Juan Luis Munoz Marin Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Jose Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from San Jose Airport to San Juan Luis Munoz Marin Intl Airport?

    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 Jose Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Jose, California to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from San Jose, California to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from San Jose, California to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $232Free CancellationRating
6.3
8,114 reviews
Search Spirit Airlines flights
DeltaPriceFrom $255Free CancellationRating
7.9
7,992 reviews
Search Delta flights
United AirlinesPriceFrom $298Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights
SouthwestPriceFrom $383Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
American AirlinesPriceFrom $414Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Humacao
Rio Grande
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to San Juan?

It is quick and easy to find San Jose to San Juan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Juan that suits you.

Can I find flights from San Jose to San Juan with flexible booking policies on momondo?

All flight searches from San Jose to San Juan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Jose to San Juan?

Once all potential San Jose to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Jose to San Juan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Jose 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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