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Luis Munoz Marin Intl

$92+ Cheap flights from LaGuardia, NY (LGA) to Luis Munoz Marin Intl (SJU)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
1 adult, Economy
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Cheapflights Tip: The best prices from New York LaGuardia to San Juan Luis Munoz Marin Intl are usually found in October or March, booked 61 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from LaGuardia to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Luis Munoz Marin Intl (SJU). 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 August 19, 2025.

Round-trip from

$162
(Frontier)

One-way from

$92
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$398
From New York LaGuardia to San Juan Luis Munoz Marin Intl
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One-way flight from New York LaGuardia to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from LaGuardia to Luis Munoz Marin Intl

Cheapest flights from LaGuardia to Luis Munoz Marin Intl
Explore the most affordable flight options available from LaGuardia to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

This Frontier deal was found by Cheapflights users on 8/18. 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.
Wed 9/2412:59 pmLGA - SJU
1 stop13h 35mFrontier
Sat 9/273:16 pmSJU - LGA
1 stop8h 41mFrontier
Deal found 8/18$162
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 8/307:55 pmLGA - SJU
1 stop13h 10mSpirit Airlines
Fri 9/511:59 amSJU - LGA
1 stop11h 26mSpirit Airlines
Deal found 8/18$179
This Cheapflightsfares deal was found by Cheapflights users on 8/16. 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.
Sun 8/317:55 pmLGA - SJU
1 stop13h 10mSpirit Airlines
Fri 9/511:59 amSJU - LGA
1 stop11h 26mSpirit Airlines
Deal found 8/16$185
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 stop14h 00mSpirit Airlines
Deal found 8/18$196
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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.
Tue 9/24:57 pmLGA - SJU
1 stop7h 00mSpirit Airlines
Fri 9/511:59 amSJU - LGA
1 stop11h 26mSpirit Airlines
Deal found 8/17$197
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:30 amLGA - SJU
1 stop7h 41mSpirit Airlines
Thu 9/182:38 pmSJU - LGA
1 stop8h 00mSpirit Airlines
Deal found 8/17$199
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 11/156:30 amLGA - SJU
1 stop8h 53mSpirit Airlines
Mon 11/176:00 amSJU - LGA
1 stop18h 09mSpirit Airlines
Deal found 8/18$212
This Priceline deal was found by Cheapflights users on 8/19. 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 9/179:59 amLGA - SJU
1 stop10h 57mMultiple Airlines
Mon 9/2210:57 amSJU - LGA
1 stop11h 17mMultiple Airlines
Deal found 8/19$213
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 8/307:55 pmLGA - SJU
1 stop13h 10mSpirit Airlines
Wed 9/34:05 pmSJU - LGA
1 stop7h 24mSpirit Airlines
Deal found 8/18$216
This CheapOair deal was found by Cheapflights users on 8/19. 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 9/612:59 pmLGA - SJU
1 stop19h 03mFrontier
Tue 9/93:39 amSJU - LGA
1 stop8h 22mFrontier
Deal found 8/19$218
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/34:46 pmLGA - SJU
1 stop6h 51mAmerican Airlines
Fri 10/105:00 pmSJU - LGA
1 stop6h 45mAmerican Airlines
Deal found 8/17$219

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to Luis Munoz Marin Intl 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 August 19, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

LaGuardia

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 9/24

12:59 pm-2:34 am

1 stop13h 35m

San Juan Luis Munoz Marin Intl

Sat 9/27

3:16 pm-11:57 pm

1 stop8h 41m

$162

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 8/30

7:55 pm-9:05 am

1 stop13h 10m

San Juan Luis Munoz Marin Intl

Fri 9/5

11:59 am-11:25 pm

1 stop11h 26m

$179

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 9/18

5:55 am-1:43 pm

1 stop7h 48m

San Juan Luis Munoz Marin Intl

Tue 9/23

1:23 pm-12:01 pm

1 stop22h 38m

$214

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 11/5

7:54 pm-9:24 pm

1 stop24h 30m

San Juan Luis Munoz Marin Intl

Tue 11/11

12:29 pm-3:59 pm

1 stop28h 30m

$218

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 10/15

5:03 pm-2:30 am

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Tue 10/21

1:17 pm-12:04 pm

1 stop22h 47m

$218

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 9/13

7:57 pm-9:52 am

1 stop13h 55m

San Juan Luis Munoz Marin Intl

Fri 10/17

3:40 am-12:04 pm

1 stop8h 24m

$218

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 9/17

12:59 pm-2:34 am

1 stop13h 35m

San Juan Luis Munoz Marin Intl

Tue 9/23

1:23 pm-12:01 pm

1 stop22h 38m

$218

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Sat 9/6

12:59 pm-11:59 pm

1 stop11h 00m

San Juan Luis Munoz Marin Intl

Sat 9/13

3:16 pm-11:57 pm

1 stop8h 41m

$218

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 9/24

7:00 am-2:53 pm

1 stop7h 53m

San Juan Luis Munoz Marin Intl

Fri 9/26

4:43 pm-11:45 pm

1 stop7h 02m

$219

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Wed 10/29

7:54 pm-9:24 pm

1 stop25h 30m

San Juan Luis Munoz Marin Intl

Sat 11/1

3:31 pm-11:27 pm

1 stop7h 56m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 17 results
1
2

Best time to book a flight from LaGuardia to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from LaGuardia to Luis Munoz Marin Intl. Price data was last updated on August 8, 2025.

Booking 61 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 Luis Munoz Marin Intl Airport. 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 Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 19, 2025.

One of the essential ways to save on airfare from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport?

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

Travelers seeking maximum savings on their New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated August 19, 2025.
Get a feel of what it's like to fly with Delta, American Airlines, and JetBlue from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
2,915 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
8,037 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
3,211 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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 Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl Airport?

    Frontier and Spirit Airlines can get you from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport in just under 13h 10m. Your travel time can differ by up to 25m. The distance between New York LaGuardia Airport and San Juan Luis Munoz Marin Intl Airport is about 1611 mi. This flight may include one or multiple stops.

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

    Flying on Frontier is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $122. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Delta, with the lowest prices starting at $139 and $176, respectively. These flights start at 63% lower than the current average price 3 months from now.

  • Can I find deals for flights from LaGuardia to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on LaGuardia to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from LaGuardia to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from LaGuardia to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from LaGuardia to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Luquillo
Humacao

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Alternative routes for LaGuardia to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Luis Munoz Marin Intl flights
Newark to Luis Munoz Marin Intl flights
Stewart to Luis Munoz Marin Intl flights

Top 6 airlines flying from LaGuardia to Luis Munoz Marin Intl

Discover the top 6 airlines that operate flights from LaGuardia to Luis Munoz Marin Intl. 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 August 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$122Average$273FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$139Average$272FlexibilityNo cancel feeOn-time65%
DeltaCheapest$176Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$179Average$756FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$229Average$407FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$237Average$497FlexibilityNo cancel feeOn-time71%

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