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$93+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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

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 September 16, 2025.

Round-trip from

$186
(Cheapflightsfares)

One-way from

$93
(Cheapflightsfares)

Popular in

December

Cheapest in

March

Average price

$265
From New York LaGuardia to San Juan
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One-way flight from New York LaGuardia to San Juan
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Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Fri 10/36:30 amLGA - SJU
1 stop7h 41mSpirit Airlines
Mon 10/62:49 amSJU - LGA
1 stop6h 11mSpirit Airlines
Deal found 9/14$186
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Sat 11/86:30 amLGA - SJU
1 stop8h 53mSpirit Airlines
Sat 11/156:00 amSJU - LGA
1 stop18h 09mSpirit Airlines
Deal found 9/14$197
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/26:30 amLGA - SJU
1 stop7h 41mSpirit Airlines
Mon 10/62:49 amSJU - LGA
1 stop6h 11mSpirit Airlines
Deal found 9/15$205
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Wed 10/16:30 amLGA - SJU
1 stop7h 41mSpirit Airlines
Tue 10/72:49 amSJU - LGA
1 stop6h 11mSpirit Airlines
Deal found 9/14$206
This Mytrip deal was found by Cheapflights users on 9/16. 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 9/306:30 pmLGA - SJU
2 stops26h 26mSpirit Airlines
Fri 10/311:59 amSJU - LGA
1 stop11h 26mSpirit Airlines
Deal found 9/16$210
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/146:00 amLGA - SJU
1 stop6h 34mUnited Airlines
Wed 10/224:55 pmSJU - LGA
1 stop6h 48mUnited Airlines
Deal found 9/15$211
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Fri 10/39:59 amLGA - SJU
1 stop14h 55mSpirit Airlines
Sun 10/52:49 amSJU - LGA
1 stop6h 11mSpirit Airlines
Deal found 9/16$212
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/19:55 amLGA - SJU
1 stop10h 43mUnited Airlines
Fri 10/314:50 pmSJU - LGA
1 stop6h 40mUnited Airlines
Deal found 9/15$214
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/216:00 amLGA - SJU
1 stop16h 10mAmerican Airlines
Tue 11/45:59 pmSJU - LGA
1 stop6h 22mAmerican Airlines
Deal found 9/14$215
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/296:00 amLGA - SJU
1 stop6h 39mAmerican Airlines
Wed 11/512:55 pmSJU - LGA
1 stop6h 44mAmerican Airlines
Deal found 9/14$217

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 September 16, 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

Tue 9/30

9:55 am-8:38 pm

1 stop10h 43m

San Juan Luis Munoz Marin Intl

Fri 10/3

4:55 pm-11:43 pm

1 stop6h 48m

$220

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 12/9

9:15 am-9:00 pm

1 stop10h 45m

San Juan Luis Munoz Marin Intl

Thu 12/11

5:50 pm-11:44 pm

1 stop6h 54m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 11/2

5:00 am-12:17 pm

1 stop6h 17m

San Juan Luis Munoz Marin Intl

Wed 11/5

5:50 pm-11:30 pm

1 stop6h 40m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 9/22

6:00 am-8:38 pm

2 stops14h 38m

San Juan Luis Munoz Marin Intl

Sat 9/27

4:55 pm-11:44 pm

1 stop6h 49m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 9/23

6:00 am-8:38 pm

2 stops14h 38m

San Juan Luis Munoz Marin Intl

Fri 9/26

4:55 pm-11:43 pm

1 stop6h 48m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 9/22

6:00 am-8:38 pm

2 stops14h 38m

San Juan Luis Munoz Marin Intl

Thu 9/25

4:55 pm-11:43 pm

1 stop6h 48m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 9/26

6:00 am-12:34 pm

1 stop6h 34m

San Juan Luis Munoz Marin Intl

Fri 10/3

4:55 pm-11:43 pm

1 stop6h 48m

$240

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 9/27

6:00 am-3:42 pm

1 stop9h 42m

San Juan Luis Munoz Marin Intl

Tue 10/7

4:55 pm-11:43 pm

1 stop6h 48m

$246

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 10/1

6:25 am-8:38 pm

2 stops14h 13m

San Juan Luis Munoz Marin Intl

Wed 10/8

4:55 pm-11:43 pm

1 stop6h 48m

$267

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 10/21

6:00 am-12:34 pm

1 stop6h 34m

$103

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 17 results
1
2

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 September 12, 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, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan (average of $254). Flying from New York LaGuardia Airport to San Juan in June is currently the most expensive (average of $339). 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 September 16, 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 afternoon could potentially save you up to 25% 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 Wednesday evenings 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.

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 September 16, 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
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
2,914 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
8,019 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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
3,174 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

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 10h 43m. Airlines will cover a distance of 1611 mi.

  • 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 ($139), and Delta ($176) 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.

  • 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, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan (average of $254). Flying from New York LaGuardia Airport to San Juan in June is currently the most expensive (average of $339). 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 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$277FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$270FlexibilityNo cancel feeOn-time65%
DeltaCheapest$176Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$179Average$351FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$233Average$420FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$234Average$495FlexibilityNo cancel feeOn-time71%

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