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Luis Munoz Marin Intl

$94+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — SJU
May 11 — May 181
Mon 5/11
Mon 5/18
1 adult, Economy
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Find cheap flights from LaGuardia to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from New York LaGuardia to San Juan Luis Munoz Marin Intl are usually found in November or September, booked 30 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap 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 April 11, 2026.

This Priceline deal was found by Cheapflights users on 4/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:25 pm
LGA
-
SJU
1 stop13h 23m
Frontier
Thu 4/233:03 pm
SJU
-
LGA
1 stop8h 11m
Frontier
Deal found 4/6$225
This CheapOair deal was found by Cheapflights users on 4/7. 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 4/198:25 pm
LGA
-
SJU
1 stop13h 29m
Multiple Airlines
Fri 4/2412:57 pm
SJU
-
LGA
1 stop10h 30m
Multiple Airlines
Deal found 4/7$226
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:30 am
LGA
-
SJU
1 stop12h 31m
Spirit Airlines
Tue 8/253:23 pm
SJU
-
LGA
1 stop7h 55m
Spirit Airlines
Deal found 4/6$227
This CheapOair deal was found by Cheapflights users on 4/9. 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 4/188:25 pm
LGA
-
SJU
1 stop13h 23m
Multiple Airlines
Tue 4/217:00 am
SJU
-
LGA
1 stop12h 00m
Multiple Airlines
Deal found 4/9$228
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:29 am
LGA
-
SJU
1 stop7h 38m
Frontier
Fri 5/228:32 am
SJU
-
LGA
1 stop10h 58m
Frontier
Deal found 4/6$229
This CheapOair deal was found by Cheapflights users on 4/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:56 pm
LGA
-
SJU
1 stop24h 18m
Frontier
Tue 6/26:25 am
SJU
-
LGA
1 stop15h 35m
Frontier
Deal found 4/6$230
This CheapOair deal was found by Cheapflights users on 4/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:29 pm
LGA
-
SJU
1 stop26h 53m
Frontier
Sat 6/66:25 am
SJU
-
LGA
1 stop15h 35m
Frontier
Deal found 4/6$231
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/159:59 am
LGA
-
SJU
1 stop14h 59m
Multiple Airlines
Sun 4/193:31 pm
SJU
-
LGA
1 stop27h 59m
Multiple Airlines
Deal found 4/8$232
This Frontier deal was found by Cheapflights users on 4/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:25 pm
LGA
-
SJU
1 stop13h 29m
Frontier
Mon 4/203:08 am
SJU
-
LGA
1 stop12h 56m
Frontier
Deal found 4/6$233
This Mytrip deal was found by Cheapflights users on 4/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:25 pm
LGA
-
SJU
1 stop13h 23m
Frontier
Sat 4/253:21 am
SJU
-
LGA
1 stop12h 43m
Frontier
Deal found 4/8$234
This Kiwi.com deal was found by Cheapflights users on 4/7. 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.
Fri 5/810:55 pm
LGA
-
SJU
2 stops33h 09m
Frontier
Fri 5/157:20 am
SJU
-
LGA
1 stop12h 10m
Frontier
Deal found 4/7$235
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:00 am
LGA
-
SJU
1 stop8h 31m
Multiple Airlines
Tue 4/217:00 am
SJU
-
LGA
1 stop12h 00m
Multiple Airlines
Deal found 4/9$236

Find 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 April 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$225
(Priceline)

One-way from

$94
(CheapOair)

Popular in

December

Cheapest in

November

Average price

$369

Good round-trip deal

$195 or less

Good one-way deal

$76 or less
Provider with most accurate pricing for New York LaGuardia-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York LaGuardia-San Juan Luis Munoz Marin Intl flights.
Search Deals
From New York LaGuardia to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from New York LaGuardia to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from New York LaGuardia to San Juan Luis Munoz Marin Intl.
Search Deals
Price to beat on a one-way flight from New York LaGuardia to San Juan Luis Munoz Marin Intl.
Search Deals

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 April 11, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 4/14

2:49 pm-9:24 pm

1 stop6h 35m

San Juan Luis Munoz Marin Intl

Sat 4/18

7:20 am-7:18 pm

2 stops11h 58m

$336

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 5/4

11:05 am-11:25 pm

2 stops12h 20m

San Juan Luis Munoz Marin Intl

Thu 5/7

5:05 am-4:00 pm

2 stops10h 55m

$355

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 4/17

9:10 am-8:34 pm

1 stop11h 24m

San Juan Luis Munoz Marin Intl

Mon 4/20

7:40 am-4:08 pm

1 stop8h 28m

$376

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 5/12

11:25 am-9:05 pm

2 stops9h 40m

San Juan Luis Munoz Marin Intl

Wed 5/20

5:35 am-4:00 pm

2 stops10h 25m

$391

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 5/18

12:00 pm-11:55 pm

2 stops11h 55m

San Juan Luis Munoz Marin Intl

Thu 5/21

5:05 am-3:50 pm

2 stops10h 45m

$420

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 6/12

3:00 pm-1:20 am

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Tue 6/16

6:00 am-3:55 pm

2 stops9h 55m

$458

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Fri 6/12

3:00 pm-1:20 am

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Mon 6/15

10:20 pm-1:40 pm

2 stops15h 20m

$458

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 6/11

3:00 pm-1:20 am

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Mon 6/15

10:20 pm-1:40 pm

2 stops15h 20m

$460

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Tue 4/14

11:25 am-9:05 pm

2 stops9h 40m

San Juan Luis Munoz Marin Intl

Fri 4/17

6:50 am-8:10 pm

2 stops13h 20m

$489

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Thu 5/14

12:00 pm-11:55 pm

2 stops11h 55m

San Juan Luis Munoz Marin Intl

Tue 5/19

8:10 am-5:55 pm

2 stops9h 45m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 22 resultsSorted by cheapest first
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Compare providers for flights from LaGuardia to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Luis Munoz Marin Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York LaGuardia Airport-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 10, 2026.

Booking 30 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, March 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 $133). Flying from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $281). 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 April 11, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport as you normally would.

How much does it cost to fly round-trip from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport?

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 April 11, 2026.
Get a feel of what it's like to fly with United Airlines,JetBlue, andAmerican Airlines 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.
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
9,569 reviews
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
JetBlue
7.2
Good
2,928 reviews
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.1
Good
11,572 reviews
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Spirit Airlines
6.3
Okay
8,609 reviews
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Frontier
5.7
Fair
2,998 reviews
United Airlines
7.4
Good
9,569 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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?

    United Airlines and Southwest can get you from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport in just under 6h 35m. Your travel time can differ by up to 5h 45m. 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 JetBlue is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $144. Additional round-trip tickets that might be worth considering are offered by Frontier and Spirit Airlines, with the lowest prices starting at $153 and $180, respectively. These flights start at 56% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $49. Spirit Airlines flights start at $69 while deals on American Airlines start at $80 one-way.

  • What are the cheapest flights from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport?

    Looking for the cheapest flight from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport? While on average our users pay $146, 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 $168.

  • 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, March 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 $133). Flying from New York LaGuardia Airport to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $281). 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
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

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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.
Newark to Luis Munoz Marin Intl flights
John F Kennedy Intl 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 April 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$144Average$402FlexibilityNo cancel feeOn-time62%
FrontierCheapest$153Average$291FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$180Average$320FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$187Average$336FlexibilityNo cancel feeOn-time69%
DeltaCheapest$231Average$415FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$246Average$448FlexibilityNo cancel feeOn-time71%

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