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San Juan

$84+ Cheap flights from LaGuardia, NY (LGA) 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Dec 7 — Dec 141
Sun 12/7
Sun 12/14
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to San Juan are usually found in March or September, booked 20 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Find flight deals from LaGuardia to San Juan

Cheapest flights from LaGuardia to San Juan
Explore the most affordable flight options available from LaGuardia to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 7, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:53 amLGA - SJU
1 stop10h 34mSpirit Airlines
Mon 11/248:00 amSJU - LGA
1 stop16h 15mSpirit Airlines
Deal found 11/4$161
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:53 amLGA - SJU
1 stop10h 34mSpirit Airlines
Sat 11/228:00 amSJU - LGA
1 stop16h 15mSpirit Airlines
Deal found 11/6$168
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:53 amLGA - SJU
1 stop10h 34mMultiple Airlines
Sat 11/223:23 pmSJU - LGA
1 stop8h 52mMultiple Airlines
Deal found 11/4$180
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:30 pmLGA - SJU
1 stop17h 02mMultiple Airlines
Thu 12/1110:42 amSJU - LGA
1 stop7h 17mMultiple Airlines
Deal found 11/4$184
This Priceline deal was found by Cheapflights users on 11/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:54 pmLGA - SJU
1 stop6h 51mMultiple Airlines
Sat 12/206:05 amSJU - LGA
Nonstop4h 18mMultiple Airlines
Deal found 11/5$185
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:59 pmLGA - SJU
1 stop12h 38mMultiple Airlines
Mon 12/810:42 amSJU - LGA
1 stop25h 47mMultiple Airlines
Deal found 11/3$186
This Mytrip deal was found by Cheapflights users on 11/4. 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.
Sun 11/168:29 amLGA - SJU
1 stop7h 50mSpirit Airlines
Sat 11/228:00 amSJU - LGA
1 stop16h 15mSpirit Airlines
Deal found 11/4$188
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/176:10 amLGA - SJU
1 stop9h 55mAmerican Airlines
Thu 11/204:44 pmSJU - LGA
1 stop7h 44mAmerican Airlines
Deal found 11/6$189
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:30 pmLGA - SJU
1 stop17h 02mMultiple Airlines
Thu 12/183:21 pmSJU - LGA
1 stop21h 42mMultiple Airlines
Deal found 11/3$191
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:53 amLGA - SJU
1 stop10h 34mMultiple Airlines
Tue 11/254:05 pmSJU - LGA
1 stop8h 03mMultiple Airlines
Deal found 11/4$193
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Thu 11/1310:15 amLGA - SJU
1 stop9h 45mUnited Airlines
Thu 11/208:10 amSJU - LGA
1 stop9h 01mUnited Airlines
Deal found 11/6$194
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:30 pmLGA - SJU
1 stop17h 02mMultiple Airlines
Fri 12/54:10 amSJU - LGA
2 stops13h 19mMultiple Airlines
Deal found 11/4$196

Cheap flight deals from LaGuardia to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) 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 7, 2025.

Round-trip from

$168
(Mytrip)

One-way from

$84
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$285
From New York LaGuardia to San Juan
Search Deals
One-way flight from New York LaGuardia to San Juan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia 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 November 7, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Juan that are best for you.

Fly from

LaGuardia

Fly to

San Juan

Route

Depart

Return

Price

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 12/3

6:30 am-8:27 pm

1 stop12h 57m

San Juan Luis Munoz Marin Intl

Fri 12/5

4:10 am-10:00 am

1 stop6h 50m

$219

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 1/27

6:15 am-3:40 pm

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 2/3

7:45 am-7:17 pm

1 stop12h 32m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 1/19

6:00 am-1:17 pm

1 stop6h 17m

San Juan Luis Munoz Marin Intl

Fri 1/23

5:50 pm-11:43 pm

1 stop6h 53m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 2/22

6:00 am-1:17 pm

1 stop6h 17m

San Juan Luis Munoz Marin Intl

Thu 2/26

8:35 am-5:13 pm

1 stop9h 38m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 1/20

7:45 am-9:26 pm

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Tue 1/27

5:50 pm-11:43 pm

1 stop6h 53m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 1/29

10:15 am-9:00 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

Tue 2/3

7:45 am-6:44 pm

2 stops11h 59m

$305

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 2/25

9:55 am-9:26 pm

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Tue 3/3

8:10 am-6:27 pm

2 stops11h 17m

$307

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 1/18

7:45 am-9:26 pm

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Wed 1/21

5:50 pm-11:43 pm

1 stop6h 53m

$311

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 3/21

1:00 pm-9:04 pm

1 stop8h 04m

San Juan Luis Munoz Marin Intl

Sat 3/28

5:01 am-2:00 pm

1 stop8h 59m

$314

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 2/18

9:10 am-10:22 pm

2 stops12h 12m

San Juan Luis Munoz Marin Intl

Tue 2/24

8:35 am-4:13 pm

1 stop8h 38m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 22 results
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Best time to book a flight from LaGuardia to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from LaGuardia 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 New York LaGuardia Airport to San Juan

How far ahead should I book a flight from New York LaGuardia Airport to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from LaGuardia to San Juan. Price data was last updated on October 31, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from New York LaGuardia Airport 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 New York LaGuardia Airport to San Juan?

Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan (average of $114). Flying from New York LaGuardia Airport to San Juan in December is currently the most expensive (average of $283). 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 LGA to SJU?

Find hourly flight availability from LaGuardia 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 7, 2025.

One of the essential ways to save on airfare from New York LaGuardia Airport to San Juan is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 52% on airfare.

What is the cheapest day to fly from New York LaGuardia Airport to San Juan?

Use this chart to determine the cheapest time to fly round-trip from LaGuardia to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New York LaGuardia Airport to San Juan flight should consider departing on Sunday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from New York LaGuardia Airport 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 November 7, 2025.
See what other customers who have flown with Delta, American Airlines, and JetBlue from New York LaGuardia Airport to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,040 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,907 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Spirit Airlines
6.3
Okay
8,122 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Frontier
5.8
Fair
3,115 reviews
Delta
7.9
Good
8,001 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New York LaGuardia Airport to San Juan?

    Departing from New York LaGuardia Airport to San Juan will take you 8h 25m. Airlines will cover a distance of 1611 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from New York LaGuardia Airport to San Juan round-trip?

    According to our current data, Frontier ($130), Spirit Airlines ($143), and United Airlines ($161) offers the cheapest pricing from New York LaGuardia Airport to San Juan. Frontier is 62% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from New York LaGuardia Airport to San Juan?

    Looking for the cheapest flight from New York LaGuardia Airport to San Juan? While on average our users pay $489, our data indicates the cheapest price to be $69. The most popular route (New York LaGuardia - San Juan Luis Munoz Marin Intl), is priced around $138.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia 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 New York LaGuardia Airport to San Juan?

    Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan (average of $114). Flying from New York LaGuardia Airport to San Juan in December is currently the most expensive (average of $283). 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 6 airlines flying from LaGuardia to San Juan

Discover the top 6 airlines that operate flights from LaGuardia 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 November 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$291FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$143Average$280FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$161Average$295FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$415FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$234Average$461FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$239Average$416FlexibilityNo cancel feeOn-time62%

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