San Juan

$171+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
FAT — SJU
May 10 — May 171
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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 April 10, 2026.

This United Airlines deal was found by Cheapflights users on 4/6. 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 4/216:02 am
FAT
-
SJU
2 stops11h 36m
United Airlines
Sat 4/257:00 am
SJU
-
FAT
2 stops16h 04m
United Airlines
Deal found 4/6$426
This Southwest deal was found by Cheapflights users on 4/8. 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.
Tue 5/54:25 pm
FAT
-
SJU
2 stops15h 10m
Southwest
Tue 5/128:10 am
SJU
-
FAT
2 stops16h 30m
Southwest
Deal found 4/8$461
This Southwest deal was found by Cheapflights users on 4/6. 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 5/255:15 am
FAT
-
SJU
2 stops15h 10m
Southwest
Fri 5/298:40 pm
SJU
-
FAT
2 stops17h 25m
Southwest
Deal found 4/6$465
This United Airlines deal was found by Cheapflights users on 4/8. 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 5/55:00 am
FAT
-
SJU
1 stop9h 38m
United Airlines
Mon 5/111:00 am
SJU
-
FAT
2 stops13h 53m
United Airlines
Deal found 4/8$470
This United Airlines deal was found by Cheapflights users on 4/5. 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 stops17h 24m
United Airlines
Tue 5/51:00 am
SJU
-
FAT
2 stops13h 53m
United Airlines
Deal found 4/5$491
This Southwest deal was found by Cheapflights users on 4/8. 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 5/156:30 am
FAT
-
SJU
2 stops14h 25m
Southwest
Thu 5/212:00 pm
SJU
-
FAT
2 stops12h 45m
Southwest
Deal found 4/8$501
This United Airlines deal was found by Cheapflights users on 4/9. 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 4/276:20 pm
FAT
-
SJU
2 stops17h 24m
United Airlines
Thu 4/307:40 am
SJU
-
FAT
2 stops13h 20m
United Airlines
Deal found 4/9$516
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Thu 5/76:20 pm
FAT
-
SJU
2 stops15h 14m
United Airlines
Thu 5/141:40 pm
SJU
-
FAT
1 stop10h 19m
United Airlines
Deal found 4/9$525
This Southwest deal was found by Cheapflights users on 4/8. 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 5/16:30 am
FAT
-
SJU
2 stops14h 25m
Southwest
Sun 5/105:35 am
SJU
-
FAT
2 stops12h 35m
Southwest
Deal found 4/8$526
This Southwest deal was found by Cheapflights users on 4/5. 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.
Tue 8/46:30 am
FAT
-
SJU
2 stops12h 30m
Southwest
Mon 8/106:30 am
SJU
-
FAT
2 stops13h 00m
Southwest
Deal found 4/5$528
This American Airlines deal was found by Cheapflights users on 4/6. 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 5/255:29 am
FAT
-
SJU
1 stop15h 10m
American Airlines
Fri 5/295:30 am
SJU
-
FAT
1 stop19h 22m
American Airlines
Deal found 4/6$548

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 April 10, 2026.

Round-trip from

$426
(United Airlines)

One-way from

$171
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$437
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 ($82 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 April 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 April 10, 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

Mon 5/25

5:15 am-11:25 pm

2 stops15h 10m

San Juan Luis Munoz Marin Intl

Fri 5/29

8:40 pm-11:05 am

2 stops17h 25m

$465

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 5/4

6:20 pm-2:44 pm

2 stops17h 24m

San Juan Luis Munoz Marin Intl

Tue 5/5

1:00 am-11:53 am

2 stops13h 53m

$491

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Mon 4/27

5:00 am-5:38 pm

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Thu 4/30

7:40 am-6:00 pm

2 stops13h 20m

$516

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Fri 4/24

5:00 am-5:38 pm

1 stop9h 38m

San Juan Luis Munoz Marin Intl

Tue 4/28

7:20 am-8:04 pm

2 stops15h 44m

$516

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Thu 9/3

6:20 am-11:05 pm

2 stops13h 45m

San Juan Luis Munoz Marin Intl

Mon 9/7

11:35 am-11:00 pm

2 stops14h 25m

$528

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 8/4

6:30 am-10:00 pm

2 stops12h 30m

San Juan Luis Munoz Marin Intl

Mon 8/10

6:30 am-4:30 pm

2 stops13h 00m

$528

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 7/28

6:40 pm-12:04 pm

2 stops14h 24m

San Juan Luis Munoz Marin Intl

Mon 8/3

1:40 pm-8:55 pm

1 stop10h 15m

$571

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Thu 5/7

5:15 am-11:40 pm

2 stops15h 25m

San Juan Luis Munoz Marin Intl

Thu 5/14

6:50 am-10:10 pm

2 stops18h 20m

$571
Quickest round-trip

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Tue 5/5

7:00 am-8:34 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

Tue 5/12

1:40 pm-8:59 pm

1 stop10h 19m

$587

FresnoSan Juan

FAT - SJU

FATSJU

Fresno Airterminal

Sat 5/23

6:25 am-9:25 pm

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Tue 5/26

8:10 am-10:35 pm

2 stops17h 25m

$589

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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

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 $258). Flying from Fresno to San Juan in September is currently the most expensive (average of $583). 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 April 10, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican 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

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

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

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

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

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

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

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

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. 3 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 $465, Southwest can have you in San Juan from Fresno in 15h 10m. 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 American Airlines and Southwest, starting at $410 and $430 round-trip. These flights start at 63% 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 $258). Flying from Fresno to San Juan in September is currently the most expensive (average of $583). 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 3 airlines flying from Fresno to San Juan

Discover the top 3 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 April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$237Average$567FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$410Average$692FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$430Average$635FlexibilityNo cancel feeOn-time63%

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