HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Isla Grande

Cheap flights from New York, NY (NYC) to Isla Grande (SIG)

NYC — SIG
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from New York to Isla Grande 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.

Find flight deals from New York to Isla Grande

Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) to Isla Grande (SIG). 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

October

Average price

$296
Provider with most accurate pricing for New York (NYC)-San Juan Isla Grande flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-San Juan Isla Grande flights.
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Compare providers for flights from New York to Isla Grande

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 New York to Isla Grande in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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-San Juan Isla Grande 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-San Juan Isla Grande Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York-San Juan Isla Grande Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York-San Juan Isla Grande 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-San Juan Isla Grande 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 New York to Isla Grande

Have a flexible travel schedule? Discover the best time to fly to Isla Grande from New York 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 to San Juan Isla Grande Airport

What is the cheapest month to book a flight from New York to San Juan Isla Grande Airport?

Currently, May is the cheapest month in which you can book a flight from New York to San Juan Isla Grande Airport (average of $74). Flying from New York to San Juan Isla Grande Airport in December is currently the most expensive (average of $279). 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.

Reviews of airlines servicing Isla Grande

Get insights into the airlines that provide service to Isla Grande. 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 Isla Grande. Reviews last updated March 11, 2026.
Read through reviews of airlines operating flights from New York to San Juan Isla Grande Airport, such as JetBlue and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,900 reviews

Entertainment

7.2

Crew

8.0

Comfort

7.5

Overall

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.
JetBlue
7.2
Good
2,900 reviews
JetBlue
7.2
Good
2,900 reviews

Entertainment

7.2

Crew

8.0

Comfort

7.5

Overall

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.
Frontier
5.7
Fair
3,033 reviews
JetBlue
7.2
Good
2,900 reviews

Entertainment

7.2

Crew

8.0

Comfort

7.5

Overall

7.2

Boarding

7.4

Food

6.6

Reviews

1 / 20
8.0
Excellent

Wei,Feb 2026

JFK - BOS

The JFK to BOS flight was uneventful. The delay of the inbound plane was difficult since we were near 1.5 hours in delays from the original departure time.

Related info for your journey

Find useful and relevant information for your journey from New York to Isla Grande. 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 to San Juan Isla Grande Airport round-trip?

    Frontier, at $124, was found to be the cheapest airline from New York to San Juan Isla Grande Airport. An alternate airline flying to your destination would be JetBlue.

  • Can I find deals for flights from New York to Isla Grande that include hotel bookings?

    Yes. In addition to deals on New York to Isla Grande flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New York to Isla Grande?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New York to Isla Grande.

  • Can I find deals for business class flights from New York to Isla Grande?

    Yes. Cheapflights offers flight deals from New York to Isla Grande 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 to San Juan Isla Grande Airport?

    Currently, May is the cheapest month in which you can book a flight from New York to San Juan Isla Grande Airport (average of $74). Flying from New York to San Juan Isla Grande Airport in December is currently the most expensive (average of $279). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from New York to Isla Grande

Discover the top 2 airlines that operate flights from New York to Isla Grande. 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$273FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$221Average$415FlexibilityNo cancel feeOn-time62%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.