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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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to San Juan are usually found in September or March, booked 20 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap 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 December 12, 2025.

This Super.com deal was found by Cheapflights users on 12/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:30 pmLGA - SJU
1 stop9h 20mFrontier
Sat 12/206:05 amSJU - LGA
Nonstop4h 18mFrontier
Deal found 12/10$184
This Trip.com deal was found by Cheapflights users on 12/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:37 pmLGA - SJU
1 stop14h 49mMultiple Airlines
Sat 1/3111:49 amSJU - LGA
1 stop10h 40mMultiple Airlines
Deal found 12/10$187
This CheapOair deal was found by Cheapflights users on 12/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/134:30 pmLGA - SJU
1 stop16h 25mFrontier
Sat 12/206:05 amSJU - LGA
Nonstop4h 18mFrontier
Deal found 12/9$190
This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:30 pmLGA - SJU
1 stop9h 20mFrontier
Sat 1/3111:49 amSJU - LGA
1 stop10h 40mFrontier
Deal found 12/10$199
This Frontier deal was found by Cheapflights users on 12/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:30 pmLGA - SJU
1 stop9h 20mFrontier
Sat 12/206:05 amSJU - LGA
Nonstop4h 18mFrontier
Deal found 12/9$205
This CheapOair deal was found by Cheapflights users on 12/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:20 amLGA - SJU
1 stop8h 01mFrontier
Sat 12/206:05 amSJU - LGA
Nonstop4h 18mFrontier
Deal found 12/9$206
This Frontier deal was found by Cheapflights users on 12/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:30 pmLGA - SJU
1 stop9h 20mFrontier
Sat 12/276:05 amSJU - LGA
Nonstop4h 18mFrontier
Deal found 12/8$207
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 12/2510:55 pmLGA - SJU
1 stop25h 29mFrontier
Mon 1/1210:47 pmSJU - LGA
1 stop17h 48mFrontier
Deal found 12/10$208

Find 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 December 12, 2025.

Round-trip from

$151
(Kiwi.com)

One-way from

$84
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$556
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 ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in December 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 December 12, 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 2/2

10:10 am-10:22 pm

2 stops11h 12m

San Juan Luis Munoz Marin Intl

Thu 2/5

8:35 am-5:13 pm

1 stop9h 38m

$205

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 1/12

10:10 am-9:00 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Thu 1/22

8:35 am-6:44 pm

2 stops11h 09m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 2/23

10:15 am-10:22 pm

2 stops11h 07m

San Juan Luis Munoz Marin Intl

Thu 3/5

5:50 pm-11:44 pm

1 stop6h 54m

$225

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 1/12

9:15 am-10:22 pm

2 stops12h 07m

San Juan Luis Munoz Marin Intl

Thu 1/15

8:10 am-2:14 pm

1 stop7h 04m

$236

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 1/27

9:15 am-10:22 pm

2 stops12h 07m

San Juan Luis Munoz Marin Intl

Tue 2/3

5:50 pm-11:43 pm

1 stop6h 53m

$285

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 1/13

9:55 am-9:26 pm

1 stop10h 31m

San Juan Luis Munoz Marin Intl

Sat 1/17

8:35 am-6:44 pm

2 stops11h 09m

$287

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sun 1/18

6:15 am-9:26 pm

2 stops14h 11m

San Juan Luis Munoz Marin Intl

Sun 1/25

8:35 am-4:13 pm

1 stop8h 38m

$295

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 4/7

10:00 am-8:38 pm

1 stop10h 38m

San Juan Luis Munoz Marin Intl

Thu 4/16

7:40 am-4:05 pm

1 stop8h 25m

$315

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 1/24

11:55 am-12:10 am

2 stops11h 15m

San Juan Luis Munoz Marin Intl

Tue 2/3

5:40 am-3:50 pm

2 stops11h 10m

$331

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 2/9

11:45 am-12:40 am

2 stops11h 55m

San Juan Luis Munoz Marin Intl

Mon 2/16

5:30 am-2:55 pm

2 stops10h 25m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 21 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 December 5, 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 $285). 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 December 12, 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 at noon tend to be the most expensive. A flight in the evening could potentially save you up to 47% 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 at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from New York to San Juan delayed?

About 100% of weekly flights between New York and San Juan have experienced delays in the past year, with the average delay time being 69 minutes.

What is the most punctual flight time for New York to San Juan flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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 December 12, 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
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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
11,050 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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
2,899 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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
8,179 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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
3,084 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

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 11h 12m. 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 ($122), Spirit Airlines ($150), and United Airlines ($161) offers the cheapest pricing from New York LaGuardia Airport to San Juan. Frontier is 64% 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 $68 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $69 and American Airlines from $80 one-way.

  • 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 $341, our data indicates the cheapest price to be $57. The most popular route (New York LaGuardia - San Juan Luis Munoz Marin Intl), is priced around $103.

  • 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 $285). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$294FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$150Average$292FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$161Average$294FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$415FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$233Average$410FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$234Average$461FlexibilityNo cancel feeOn-time71%

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