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$87+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to San Juan are usually found in October or March, booked 7 days in advance, depart on a Wednesday or Saturday and return on a Thursday

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 July 2, 2025.

Round-trip from

$158
(Priceline)

One-way from

$87
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$348
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. 5% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 2, 2025.

This Priceline deal was found by Cheapflights users on 6/30. 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.
Wed 10/1510:50 pmLGA - SJU
1 stop21h 44mFrontier
Tue 10/213:40 amSJU - LGA
1 stop8h 24mFrontier
Deal found 6/30$156
This United Airlines deal was found by Cheapflights users on 7/1. 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 10/318:15 amLGA - SJU
2 stops13h 07mUnited Airlines
Wed 11/55:50 pmSJU - LGA
1 stop6h 40mUnited Airlines
Deal found 7/1$165
This Booking.com deal was found by Cheapflights users on 6/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/206:00 amLGA - SJU
1 stop15h 09mSpirit Airlines
Tue 7/221:37 amSJU - LGA
1 stop13h 58mSpirit Airlines
Deal found 6/30$173
This Priceline deal was found by Cheapflights users on 6/30. 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.
Sun 7/206:00 amLGA - SJU
1 stop15h 09mMultiple Airlines
Thu 7/246:00 amSJU - LGA
1 stop10h 22mMultiple Airlines
Deal found 6/30$192

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 July 2, 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

Mon 9/15

6:30 am-2:11 pm

1 stop7h 41m

San Juan Luis Munoz Marin Intl

Mon 9/22

10:57 am-10:00 pm

1 stop11h 03m

$158

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 9/24

6:25 am-2:44 pm

1 stop8h 19m

San Juan Luis Munoz Marin Intl

Fri 9/26

4:55 pm-11:43 pm

1 stop6h 48m

$165

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 7/20

6:00 am-9:09 pm

1 stop15h 09m

San Juan Luis Munoz Marin Intl

Tue 7/22

1:37 am-3:35 pm

1 stop13h 58m

$173

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 7/20

6:00 am-9:09 pm

1 stop15h 09m

San Juan Luis Munoz Marin Intl

Thu 7/24

6:00 am-4:22 pm

1 stop10h 22m

$192

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 9/19

3:30 pm-11:37 pm

1 stop8h 07m

San Juan Luis Munoz Marin Intl

Tue 9/23

4:43 pm-11:45 pm

1 stop7h 02m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 7/17

6:00 am-9:09 pm

1 stop15h 09m

$87

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 7/8

9:55 am-8:38 pm

1 stop10h 43m

$88

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 8/5

5:38 pm-12:28 pm

1 stop18h 50m

$99

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 8/9

5:00 pm-11:59 pm

1 stop6h 59m

$103

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 2025.

Booking 7 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 July 2, 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 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 July 2, 2025.
See what other customers who have flown with United Airlines, American Airlines, and Spirit Airlines 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.
United Airlines
7.4
Good
8,861 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,861 reviews
United Airlines
7.4
Good
8,861 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,861 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Spirit Airlines
6.3
Okay
8,103 reviews
United Airlines
7.4
Good
8,861 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Frontier
5.9
Fair
3,290 reviews
United Airlines
7.4
Good
8,861 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

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

    According to our current data, Frontier ($158), United Airlines ($165), and Spirit Airlines ($173) offers the cheapest pricing from New York LaGuardia Airport to San Juan. Frontier is 51% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from New York LaGuardia Airport to San Juan one-way?

    One-way options have recently been found by users for as low as $87 on Spirit Airlines. Other airlines that offer cheap prices include United Airlines from $88 and Frontier from $99 one-way.

  • 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$248FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$259FlexibilityNo cancel feeOn-time65%
DeltaCheapest$176Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$179Average$568FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$200Average$470FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$220Average$384FlexibilityNo cancel feeOn-time62%

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