How far in advance should I book a flight from Islip, New York to Santiago de los Caballeros?

To save on the cost of your flight from Islip, New York to Santiago de los Caballeros, book at least 38 days before your planned departure. Booking around this time can save you about 42% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $374 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $565.

What is the cheapest month to fly from Islip, New York to Santiago de los Caballeros?

Our data shows that September tends to be the cheapest month to fly to Santiago de los Caballeros from Islip, New York. Users have commonly found prices around $442 for the month, but tickets can be as low as $268. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from ISP to STI?

When flying from Islip, New York to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Islip, New York-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Santiago de los Caballeros flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Islip, New York-Santiago de los Caballeros 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 Islip, New York-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Islip to Santiago de los Caballeros that include hotel bookings?

Yes. In addition to deals on Islip to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Islip to Santiago de los Caballeros?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Santiago de los Caballeros.

Can I find deals for business class flights from Islip to Santiago de los Caballeros?

Yes. Cheapflights offers flight deals from Islip to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$932+ Save on Flights from Islip, NY to Santiago de los Caballeros

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Cheap flight deals from Islip to Santiago de los Caballeros

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$932 (JetBlue)
Popular in	December
Cheapest in	September
Average price	$421

Provider with most accurate pricing for Islip Long Island-Santiago de los Caballeros flight deals.

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Provider most trusted by Cheapflights users for Islip Long Island-Santiago de los Caballeros flights.

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From Islip Long Island to Santiago de los Caballeros

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Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Find flight deals from Islip to Santiago de los Caballeros

Cheapest flights from Islip to Santiago de los Caballeros
Explore the most affordable flight options available from Islip to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Fri 6/201:36 pmISP - STI

1 stop10h 08mJetBlue

Fri 7/2510:10 amSTI - ISP

1 stop11h 05mJetBlue

Deal found 2/20

$932

Best flights from Islip to Santiago de los Caballeros
Discover carefully curated flight deals from Islip to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2025.

Fri 6/201:36 pmISP - STI

1 stop10h 08mJetBlue

Fri 7/2510:10 amSTI - ISP

1 stop11h 05mJetBlue

Deal found 2/20

$932

Find flights from Islip to Santiago de los Caballeros within your budget

Fly from

Fly to

Route

Depart

Return

Price

IslipSantiago de los Caballeros

ISP - STI

ISPSTI

Islip Long Island

Fri 6/20

1:36 pm-11:44 pm

1 stop10h 08m

Santiago de los Caballeros

Fri 7/25

10:10 am-9:15 pm

1 stop11h 05m

$932

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Islip to Santiago de los Caballeros

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Santiago de los Caballeros in February.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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 Islip, New York-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Santiago de los Caballeros flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Islip, New York-Santiago de los Caballeros 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 Islip, New York-Santiago de los Caballeros 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 Islip to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Islip 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.

Travel insights for flights from Islip to Santiago de los Caballeros

Get recent, data-driven insights about flights from Islip to Santiago de los Caballeros including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Islip, New York to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Islip, New York to Santiago de los Caballeros (average of $347). Flying from Islip, New York to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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.

Rainfall in Santiago de los Caballeros by month

In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 3.0 - 11.6 inches per month. December is typically the wettest month, when rainfall can reach 11.6 in. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 3.0 in.

Temperature in Santiago de los Caballeros by month

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Reviews of airlines servicing Santiago de los Caballeros

JetBlue

7.4

Good

3,070 reviews

Reviews

1 / 20

2.0

Mediocre

Guillermo,Nov 2024

JFK - SJO

Flight canceled, returned to NY and waiting for the new one. Thanks

JetBlue

7.4

Good

3,070 reviews

JetBlue

7.4

Good

3,070 reviews

Reviews

1 / 20

2.0

Mediocre

Guillermo,Nov 2024

JFK - SJO

Flight canceled, returned to NY and waiting for the new one. Thanks

Related info for your journey

Can I find deals for flights from Islip to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Islip to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Islip to Santiago de los Caballeros?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Santiago de los Caballeros.
Can I find deals for business class flights from Islip to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Islip to Santiago de los Caballeros 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 Islip, New York to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from Islip, New York to Santiago de los Caballeros (average of $347). Flying from Islip, New York to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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.

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$932+ Cheap flights from Islip, NY (ISP) to Santiago de los Caballeros (STI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to Santiago de los Caballeros with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to Santiago de los Caballeros

Most accurate provider

Most trusted provider

Round-trip from

Popular in

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Find flight deals from Islip to Santiago de los Caballeros

Cheapest flights from Islip to Santiago de los CaballerosExplore the most affordable flight options available from Islip to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Explore the most affordable flight options available from Islip to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Find flights from Islip to Santiago de los Caballeros within your budget

Compare providers for flights from Islip to Santiago de los Caballeros

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 Islip to Santiago de los Caballeros in February.

Best time to book a flight from Islip to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Islip with our price prediction graph.

Travel insights for flights from Islip to Santiago de los Caballeros

Get recent, data-driven insights about flights from Islip to Santiago de los Caballeros including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Islip, New York to Santiago de los Caballeros?

Rainfall in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average rainfall totals by month.

Temperature in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average temperature totals by month.

Reviews of airlines servicing Santiago de los Caballeros

Related info for your journey

Find useful and relevant information for your journey from Islip to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Islip to Santiago de los Caballeros that include hotel bookings?

How can I find direct flights from Islip to Santiago de los Caballeros?

Can I find deals for business class flights from Islip to Santiago de los Caballeros?

What is the cheapest month to book a flight from Islip, New York to Santiago de los Caballeros?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Islip to Santiago de los Caballeros
Explore the most affordable flight options available from Islip to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.