San Juan

$182+ Cheap flights from Fremont, CA to San Juan

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Dec 23 — Dec 301
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The best prices from Fremont to San Juan are usually found in September or January, booked 71 days in advance, depart on a Tuesday or Sunday and return on a Saturday

Cheap flight deals from Fremont to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Fremont (FR8) to San Juan (PR1). 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 December 18, 2024.

Round-trip from

$344
(United Airlines)

One-way from

$182
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$809
From Fremont to San Juan
One-way flight from Fremont to San Juan
High demand for flights, 6% potential price rise
Best time to find cheap flights, 4% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Fremont to San Juan

Cheapest flights from Fremont to San Juan
Explore the most affordable flight options available from Fremont to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This American Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/306:56 amSFO - SJU
1 stop12h 59mAmerican Airlines
Sat 1/186:00 amSJU - SFO
1 stop20h 16mAmerican Airlines
Deal found 12/17$438
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/3112:30 amSFO - SJU
1 stop12h 06mUnited Airlines
Thu 1/95:50 pmSJU - SFO
1 stop11h 21mUnited Airlines
Deal found 12/17$497
This Delta deal was found by Cheapflights users on 12/17. 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 12/2912:10 amSFO - SJU
1 stop11h 27mDelta
Sat 1/186:15 amSJU - SFO
1 stop12h 06mDelta
Deal found 12/17$579
This JetBlue Airways deal was found by Cheapflights users on 12/18. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2511:40 amSFO - SJU
1 stop12h 57mJetBlue
Mon 12/305:49 amSJU - SFO
1 stop12h 50mJetBlue
Deal found 12/18$653
This Southwest deal was found by Cheapflights users on 12/18. 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.
Wed 12/1812:45 pmSFO - SJU
2 stops18h 00mSouthwest
Tue 12/2411:45 amSJU - SFO
2 stops14h 50mSouthwest
Deal found 12/18$680
This Mytrip deal was found by Cheapflights users on 12/18. 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.
Fri 12/276:07 pmSFO - SJU
3 stops27h 18mMultiple Airlines
Tue 12/312:45 amSJU - SFO
2 stops18h 28mMultiple Airlines
Deal found 12/18$795
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:07 pmSFO - SJU
1 stop16h 04mSun Country Air
Mon 12/305:20 pmSJU - SFO
1 stop21h 26mSun Country Air
Deal found 12/17$839

Find flights from Fremont to San Juan within your budget

Customize your flight search to find flights from Fremont to San Juan 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 1/31

2:59 pm-6:12 am

1 stop11h 13m

San Juan Luis Munoz Marin Intl

Sat 2/1

3:46 pm-11:10 pm

1 stop11h 24m

$344

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 4/1

8:20 am-12:02 am

1 stop12h 42m

San Juan Luis Munoz Marin Intl

Wed 4/9

3:35 pm-11:25 pm

1 stop10h 50m

$353

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 1/19

12:27 am-9:38 pm

1 stop17h 11m

San Juan Luis Munoz Marin Intl

Thu 1/30

2:20 pm-9:12 pm

1 stop10h 52m

$364

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 2/15

10:59 pm-6:22 pm

3 stops63h 23m

San Juan Luis Munoz Marin Intl

Sat 2/22

9:34 pm-1:33 pm

3 stops43h 59m

$401

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Mon 3/24

12:22 am-2:53 pm

1 stop11h 31m

San Juan Luis Munoz Marin Intl

Wed 4/2

1:00 pm-10:49 pm

1 stop12h 49m

$414

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 2/25

5:20 am-12:25 am

2 stops15h 05m

San Juan Luis Munoz Marin Intl

Mon 3/3

11:45 am-9:30 pm

2 stops13h 45m

$481

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Fri 1/24

12:40 am-9:06 pm

2 stops16h 26m

San Juan Luis Munoz Marin Intl

Tue 1/28

7:30 am-9:00 pm

2 stops17h 30m

$484

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 2/25

7:00 am-5:09 am

2 stops18h 09m

San Juan Luis Munoz Marin Intl

Sun 3/2

4:01 pm-9:41 pm

2 stops33h 40m

$563

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 1/12

12:27 am-5:30 pm

2 stops13h 03m

$182

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 4/9

8:00 am-8:05 pm

1 stop9h 05m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 19 results
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Best time to book a flight from Fremont to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Fremont 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.

Travel insights for flights from Fremont to San Juan

Get recent, data-driven insights about flights from Fremont to San Juan including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Fremont to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to San Juan. Price data was last updated on December 13, 2024.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Fremont to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Fremont to San Juan?

Currently, September is the cheapest month in which you can book a flight from Fremont to San Juan (average of $254). Flying from Fremont to San Juan in March is currently the most expensive (average of $334). 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 FR8 to SJU?

Find hourly flight availability from Fremont to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Fremont to San Juan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Fremont to San Juan. Price data was last updated on February 18, 2024.

Travelers seeking maximum savings on their Fremont to San Juan 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.

Rainfall in San Juan by month

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

In terms of precipitation, rainfall in San Juan ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan when rainfall is around 2.2 in.

Temperature in San Juan by month

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

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Fremont to San Juan, such as JetBlue, Southwest and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.1
Very good
4,848 reviews
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
9,552 reviews
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
8,604 reviews
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.4
Good
3,279 reviews
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.4
Good
9,059 reviews
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Fremont to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Fremont to San Juan one-way?

    One-way options have recently been found by users for as low as $182 on American Airlines. Other airlines that offer cheap prices include JetBlue from $189 and United Airlines from $209 one-way.

  • Can I find deals for flights from Fremont to San Juan that include hotel bookings?

    Yes. In addition to deals on Fremont to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Fremont to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fremont to San Juan.

  • Can I find deals for business class flights from Fremont to San Juan?

    Yes. Cheapflights offers flight deals from Fremont to San Juan 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 Fremont to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Fremont to San Juan (average of $254). Flying from Fremont to San Juan in March is currently the most expensive (average of $334). 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

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Alternative routes for Fremont to San Juan

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Fremont to San Juan

Discover the top 9 airlines that operate flights from Fremont to San Juan. 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$159Average$646FlexibilityNo cancel feeOn-time62%
FrontierCheapest$177Average$322FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$258Average$436FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$283Average$586FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$292Average$635FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$294Average$833FlexibilityNo cancel feeOn-time83%
DeltaCheapest$334Average$634FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$350Average$881FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$389Average$762FlexibilityNo cancel feeOn-time63%
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