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San Juan

$165+ Cheap flights from Fresno (FAT) 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — SJU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Fresno Airterminal to San Juan are usually found in March or September, booked 90 days in advance, depart on a Saturday or Wednesday and return on a Monday

Cheap flight deals from Fresno to San Juan

Cheapest flights from Fresno to San Juan
Explore the most affordable flight options available from Fresno to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Mytrip deal was found by Cheapflights users on 12/3. 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.
Tue 12/3012:42 pmFAT - SJU
3 stops29h 23mMultiple Airlines
Wed 1/712:53 pmSJU - FAT
3 stops29h 44mMultiple Airlines
Deal found 12/3$539
This Mytrip deal was found by Cheapflights users on 12/4. 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 12/315:27 pmFAT - SJU
3 stops24h 38mMultiple Airlines
Wed 1/712:53 pmSJU - FAT
3 stops32h 00mMultiple Airlines
Deal found 12/4$547
This Mytrip deal was found by Cheapflights users on 12/2. 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 12/104:54 pmFAT - SJU
3 stops22h 56mMultiple Airlines
Wed 12/177:07 pmSJU - FAT
3 stops25h 24mMultiple Airlines
Deal found 12/2$567
This Mytrip deal was found by Cheapflights users on 12/2. 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 12/114:20 pmFAT - SJU
3 stops28h 25mMultiple Airlines
Thu 12/186:28 pmSJU - FAT
3 stops27h 13mMultiple Airlines
Deal found 12/2$588
This Mytrip deal was found by Cheapflights users on 12/3. 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 12/189:40 amFAT - SJU
2 stops22h 18mMultiple Airlines
Sun 12/214:10 amSJU - FAT
3 stops32h 35mMultiple Airlines
Deal found 12/3$595
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/106:00 amFAT - SJU
2 stops12h 22mUnited Airlines
Wed 12/172:25 pmSJU - FAT
2 stops13h 34mUnited Airlines
Deal found 12/3$625
This Southwest deal was found by Cheapflights users on 12/4. 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 12/314:40 pmFAT - SJU
2 stops16h 35mSouthwest
Wed 1/76:10 amSJU - FAT
2 stops17h 30mSouthwest
Deal found 12/4$643

Find flight deals from Fresno to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Fresno (FAT) 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 4, 2025.

Round-trip from

$329
(United Airlines)

One-way from

$165
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$810
From Fresno Airterminal to San Juan
Search Deals
One-way flight from Fresno Airterminal to San Juan
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Fresno 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 4, 2025.
Use the filters below to find and compare flights from Fresno to San Juan that are best for you.

Fly from

Fresno

Fly to

San Juan

Route

Depart

Return

Price

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Wed 1/21

5:10 am-9:00 pm

2 stops11h 50m

San Juan Luis Munoz Marin Intl

Wed 1/28

7:45 am-5:46 pm

2 stops14h 01m

$329

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 2/9

6:16 am-11:59 pm

2 stops13h 43m

San Juan Luis Munoz Marin Intl

Thu 2/12

7:00 am-10:47 pm

1 stop19h 47m

$329

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Wed 1/21

5:10 am-9:00 pm

2 stops11h 50m

San Juan Luis Munoz Marin Intl

Fri 1/23

2:05 am-1:41 pm

2 stops15h 36m

$377

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Fri 1/9

2:14 pm-6:11 am

2 stops11h 57m

San Juan Luis Munoz Marin Intl

Fri 1/16

8:35 am-9:10 pm

2 stops16h 35m

$390

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Fri 2/6

6:30 am-12:40 am

2 stops14h 10m

San Juan Luis Munoz Marin Intl

Tue 2/10

6:10 am-7:40 pm

2 stops17h 30m

$399

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Wed 3/4

8:00 am-12:35 am

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Mon 3/9

5:30 am-4:25 pm

2 stops13h 55m

$399

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 1/20

6:06 pm-1:17 pm

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Fri 1/30

8:35 am-5:46 pm

2 stops13h 11m

$419

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 1/20

6:06 pm-1:17 pm

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Wed 1/28

8:35 am-9:03 pm

2 stops16h 28m

$419

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 1/20

6:06 pm-1:17 pm

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Wed 1/28

2:05 am-1:41 pm

2 stops15h 36m

$419

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 1/19

6:06 pm-3:40 pm

2 stops17h 34m

San Juan Luis Munoz Marin Intl

Wed 1/28

7:45 am-5:23 pm

2 stops13h 38m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 17 results
1
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Best time to book a flight from Fresno to San Juan

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

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

Use this chart to determine the optimal time to book a round-trip flight from Fresno to San Juan. Price data was last updated on November 28, 2025.

Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Fresno 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 Fresno to San Juan?

Currently, November is the cheapest month in which you can book a flight from Fresno to San Juan (average of $265). Flying from Fresno to San Juan in January is currently the most expensive (average of $534). 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 FAT to SJU?

Find hourly flight availability from Fresno 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 4, 2025.

One of the essential ways to save on airfare from Fresno to San Juan is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 32% on airfare.

How much does it cost to fly round-trip from Fresno to San Juan?

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 4, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Fresno to San Juan 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
4,250 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

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 Fresno 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 airport do you fly from for flights from Fresno to San Juan?

    Fresno Airterminal (FAT), located 4.8 mi from the city center, is the airport you fly out of when you book flights from Fresno to San Juan. 4 airlines have flights from Airterminal to San Juan on a regular basis. Booking flights from Fresno Airterminal to San Juan should not be difficult; the airport handles an average of 0 outbound flights to San Juan per day.

  • How long is the flight from Fresno to San Juan?

    For as low as $329, United Airlines can have you in San Juan from Fresno in 11h 50m. The distance between Fresno and San Juan is about 3472 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Fresno to San Juan round-trip?

    Our cheapest airline available from Fresno to San Juan is Delta. Our recent data shows that you can find tickets from as low as $292 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $334 and $455 round-trip. These flights start at 54% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Fresno to San Juan (average of $265). Flying from Fresno to San Juan in January is currently the most expensive (average of $534). 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 4 airlines flying from Fresno to San Juan

Discover the top 4 airlines that operate flights from Fresno 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$334Average$625FlexibilityNo cancel feeOn-time69%
DeltaCheapest$438Average$628FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$455Average$668FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$525Average$653FlexibilityNo cancel feeOn-time63%

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