San Juan

$220+ 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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — SJU
Apr 22 — Apr 291
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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 March 23, 2026.

This Southwest deal was found by Cheapflights users on 3/22. 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.
Sun 8/167:35 am
FAT
-
SJU
2 stops12h 50m
Southwest
Fri 8/2111:35 am
SJU
-
FAT
2 stops13h 30m
Southwest
Deal found 3/22$440
This American Airlines deal was found by Cheapflights users on 3/22. 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.
Sun 8/167:28 pm
FAT
-
SJU
2 stops12h 41m
American Airlines
Fri 8/213:42 pm
SJU
-
FAT
1 stop10h 40m
American Airlines
Deal found 3/22$465
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:25 am
FAT
-
SJU
2 stops12h 00m
Southwest
Sat 5/911:15 am
SJU
-
FAT
2 stops11h 50m
Southwest
Deal found 3/21$490
This American Airlines deal was found by Cheapflights users on 3/19. 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.
Thu 4/161:42 pm
FAT
-
SJU
1 stop11h 50m
American Airlines
Fri 5/11:31 pm
SJU
-
FAT
2 stops13h 28m
American Airlines
Deal found 3/19$503
This American Airlines deal was found by Cheapflights users on 3/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:07 pm
FAT
-
SJU
2 stops11h 06m
American Airlines
Mon 5/116:45 am
SJU
-
FAT
1 stop20h 14m
American Airlines
Deal found 3/18$508
This American Airlines deal was found by Cheapflights users on 3/19. 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.
Fri 4/107:07 pm
FAT
-
SJU
2 stops11h 04m
American Airlines
Thu 4/163:34 pm
SJU
-
FAT
1 stop10h 07m
American Airlines
Deal found 3/19$512
This United Airlines deal was found by Cheapflights users on 3/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:45 pm
FAT
-
SJU
2 stops14h 04m
United Airlines
Fri 12/112:25 pm
SJU
-
FAT
1 stop10h 48m
United Airlines
Deal found 3/18$513
This Southwest deal was found by Cheapflights users on 3/22. 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 7/206:25 am
FAT
-
SJU
2 stops14h 10m
Southwest
Fri 7/241:15 pm
SJU
-
FAT
2 stops12h 50m
Southwest
Deal found 3/22$523
This United Airlines deal was found by Cheapflights users on 3/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:20 pm
FAT
-
SJU
2 stops16h 25m
United Airlines
Tue 5/51:00 am
SJU
-
FAT
2 stops13h 53m
United Airlines
Deal found 3/19$525
This Southwest deal was found by Cheapflights users on 3/22. 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 7/246:25 am
FAT
-
SJU
2 stops14h 40m
Southwest
Fri 7/311:15 pm
SJU
-
FAT
2 stops12h 50m
Southwest
Deal found 3/22$528
This Southwest deal was found by Cheapflights users on 3/18. 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.
Thu 8/66:20 am
FAT
-
SJU
2 stops13h 45m
Southwest
Mon 8/106:30 am
SJU
-
FAT
2 stops13h 00m
Southwest
Deal found 3/18$529

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 March 23, 2026.

Round-trip from

$440
(Southwest)

One-way from

$220
(Southwest)

Popular in

December

Cheapest in

February

Average price

$686
From Fresno Airterminal to San Juan
One-way flight from Fresno Airterminal to San Juan
Highest demand for flights based on searches. 11% potential increase in price ($80 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 23, 2026.
Use the filters below to find and compare flights from Fresno to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Sat 5/2

6:25 am-9:25 pm

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Sat 5/9

11:15 am-8:05 pm

2 stops11h 50m

$490

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Sat 5/2

7:00 am-8:34 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

Fri 5/8

1:00 am-11:53 am

2 stops13h 53m

$490

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 7/20

6:25 am-11:35 pm

2 stops14h 10m

San Juan Luis Munoz Marin Intl

Fri 7/24

1:15 pm-11:05 pm

2 stops12h 50m

$523

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 5/4

6:20 pm-1:45 pm

2 stops16h 25m

San Juan Luis Munoz Marin Intl

Tue 5/5

1:00 am-11:53 am

2 stops13h 53m

$525

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Fri 7/24

6:25 am-12:05 am

2 stops14h 40m

San Juan Luis Munoz Marin Intl

Fri 7/31

1:15 pm-11:05 pm

2 stops12h 50m

$528

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Thu 8/6

6:20 am-11:05 pm

2 stops13h 45m

San Juan Luis Munoz Marin Intl

Mon 8/10

6:30 am-4:30 pm

2 stops13h 00m

$529

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 5/26

4:25 pm-10:35 am

2 stops15h 10m

San Juan Luis Munoz Marin Intl

Wed 6/3

8:10 am-9:40 pm

2 stops16h 30m

$540

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 5/19

5:30 pm-10:35 am

2 stops14h 05m

San Juan Luis Munoz Marin Intl

Fri 5/22

10:00 am-10:10 pm

2 stops15h 10m

$573

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Fri 5/15

2:55 pm-10:25 am

2 stops16h 30m

San Juan Luis Munoz Marin Intl

Sun 5/24

8:00 am-9:40 pm

2 stops16h 40m

$603
Quickest round-trip

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Thu 7/2

1:58 pm-5:29 am

2 stops12h 31m

San Juan Luis Munoz Marin Intl

Fri 7/10

1:40 pm-8:55 pm

1 stop10h 15m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 23 resultsSorted by cheapest first
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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 March 13, 2026.

Booking 30 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, January is the cheapest month in which you can book a flight from Fresno to San Juan (average of $249). Flying from Fresno to San Juan in September is currently the most expensive (average of $528). 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.

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 March 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

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.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

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.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

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.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

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.

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

Crew

8.6

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 $490, Southwest can have you in San Juan from Fresno in 10h 34m. 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 United Airlines. Our recent data shows that you can find tickets from as low as $237 on this airline. Additional options worth looking into are Delta and Southwest, starting at $292 and $430 round-trip. These flights start at 62% 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, January is the cheapest month in which you can book a flight from Fresno to San Juan (average of $249). Flying from Fresno to San Juan in September is currently the most expensive (average of $528). 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$237Average$567FlexibilityNo cancel feeOn-time69%
DeltaCheapest$292Average$560FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$430Average$653FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$455Average$684FlexibilityNo cancel feeOn-time71%

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