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San Juan

$175+ 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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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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 Monday 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 November 21, 2024.

Popular in

June

Cheapest in

September

Round-trip from

$340
(JetBlue)

One-way from

$175
(eDestinos)
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 28% potential price drop
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From Fremont to San Juan
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One-way flight from Fremont to San Juan
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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 November 21, 2024.

This JetBlue deal was found by Cheapflights users on 11/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/88:44 pmSFO - SJU
1 stop8h 49mJetBlue
Wed 12/114:30 pmSJU - SFO
1 stop11h 44mJetBlue
Deal found 11/21$340
This American Airlines deal was found by Cheapflights users on 11/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/912:22 amSFO - SJU
2 stops13h 00mAmerican Airlines
Tue 12/175:30 amSJU - SFO
2 stops14h 23mAmerican Airlines
Deal found 11/21$354
This Frontier deal was found by Cheapflights users on 11/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1311:59 pmSFO - SJU
1 stop11h 16mFrontier
Sun 12/229:40 pmSJU - SFO
1 stop17h 24mFrontier
Deal found 11/21$371
This Mytrip deal was found by Cheapflights users on 11/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/126:18 pmSFO - SJU
2 stops27h 24mMultiple Airlines
Sun 12/153:20 amSJU - SFO
2 stops17h 53mMultiple Airlines
Deal found 11/21$408
This United Airlines deal was found by Cheapflights users on 11/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:15 amSFO - SJU
1 stop11h 40mUnited Airlines
Sat 12/73:46 pmSJU - SFO
1 stop12h 13mUnited Airlines
Deal found 11/21$424
This Delta deal was found by Cheapflights users on 11/21. 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.
Tue 12/105:20 pmSFO - SJU
2 stops16h 55mDelta
Tue 12/2412:45 pmSJU - SFO
2 stops14h 03mDelta
Deal found 11/21$484
This Southwest deal was found by Cheapflights users on 11/20. 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.
Wed 12/412:45 pmSFO - SJU
2 stops18h 05mSouthwest
Mon 12/911:45 amSJU - SFO
2 stops14h 50mSouthwest
Deal found 11/20$656
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/287:38 amSFO - SJU
2 stops33h 57mAlaska Airlines
Mon 1/64:00 pmSJU - SFO
2 stops24h 37mAlaska Airlines
Deal found 11/21$792

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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sun 12/8

8:44 pm-9:33 am

1 stop8h 49m

San Juan Luis Munoz Marin Intl

Wed 12/11

4:30 pm-12:14 am

1 stop11h 44m

$340

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 12/4

11:59 pm-3:15 pm

1 stop11h 16m

San Juan Luis Munoz Marin Intl

Wed 12/11

6:20 am-8:50 pm

1 stop18h 30m

$353

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 1/23

12:27 am-5:30 pm

2 stops13h 03m

San Juan Luis Munoz Marin Intl

Wed 2/12

6:15 am-3:00 pm

2 stops12h 45m

$354

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 1/29

8:25 am-10:22 pm

1 stop9h 57m

San Juan Luis Munoz Marin Intl

Wed 2/5

2:05 am-12:10 pm

1 stop14h 05m

$380

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Thu 12/12

6:18 pm-1:42 am

2 stops27h 24m

San Juan Luis Munoz Marin Intl

Sun 12/15

3:20 am-5:13 pm

2 stops17h 53m

$408

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Tue 12/10

7:25 pm-2:15 pm

2 stops14h 50m

San Juan Luis Munoz Marin Intl

Tue 12/17

7:30 am-5:42 pm

2 stops14h 12m

$484

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Mon 2/3

5:20 am-12:40 am

2 stops15h 20m

San Juan Luis Munoz Marin Intl

Fri 2/28

3:30 pm-11:55 pm

2 stops12h 25m

$510

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 12/14

10:59 pm-5:43 pm

2 stops38h 44m

$175

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Wed 2/19

5:00 am-6:25 pm

1 stop9h 25m

$177

San FranciscoSan Juan

SFO - SJU

SFOSJU

San Francisco

Sat 12/14

11:59 pm-3:15 pm

1 stop11h 16m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 18 results
1
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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 November 15, 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 $335). 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 November 21, 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 Tuesday afternoons when fares are most often at their lowest. Sunday at noon 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 November 21, 2024.
Read through reviews of airlines operating flights from Fremont to San Juan, such as JetBlue, American Airlines and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

JetBlue
7.5
Good
3,389 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 10

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

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Boarding

8.2

Entertainment

7.7

Food

7.2

Comfort

8.1

Overall

8.1

Crew

8.7

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 $177 on United Airlines. Other airlines that offer cheap prices include American Airlines from $181 and Frontier from $194 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 $335). 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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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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$159Average$606FlexibilityNo cancel feeOn-time62%
FrontierCheapest$177Average$325FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$258Average$437FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$289Average$580FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$291Average$636FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$292Average$802FlexibilityNo cancel feeOn-time83%
DeltaCheapest$334Average$640FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$350Average$881FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$478Average$689FlexibilityNo cancel feeOn-time63%
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