When did momondo last update prices for flights from Islip Long Island Airport to Costa Rica?

Prices for flights from Islip Long Island Airport to Costa Rica refresh daily.

How old do you have to be to fly from Islip Long Island Airport to Costa Rica?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$346 Cheap Flights from Islip to Costa Rica in 2025

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Find the cheapest flights from Islip, New York to Costa Rica

Round-trip

Cheap round-trip flights

3:39 pm - 11:42 amISP-SJO

22h 03m1 stop

1:00 pm - 10:50 amSJO-ISP

19h 50m1 stop

$357JetBlue

Find Deal

Sun, Oct 19 - Thu, Oct 23

7:36 pm - 11:14 amISP-SJO

17h 38m2 stops

12:19 pm - 1:45 pmSJO-ISP

23h 26m3 stops

$672

Find Deal

Sun, Oct 19 - Thu, Oct 23

11:40 am - 11:14 amISP-SJO

25h 34m3 stops

12:19 pm - 1:45 pmSJO-ISP

23h 26m3 stops

$695

Find Deal

Sun, Oct 19 - Thu, Oct 23

7:36 pm - 11:14 amISP-SJO

17h 38m2 stops

12:19 pm - 1:24 pmSJO-ISP

23h 05m2 stops

$738

Find Deal

Sun, Oct 19 - Thu, Oct 23

momondo Fare Finder

Use the filters below to find and compare flights from Islip, New York to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipSan José

ISP - SJO

ISPSJO

Islip Long Island

Sun 10/19

3:39 pm-11:42 am

1 stop22h 03m

San José Juan Santamaria Intl

Thu 10/23

1:00 pm-10:50 am

1 stop19h 50m

$357

IslipSan José

ISP - SJO

ISPSJO

Islip Long Island

Sun 10/19

7:36 pm-11:14 am

2 stops17h 38m

San José Juan Santamaria Intl

Thu 10/23

12:19 pm-1:45 pm

3 stops23h 26m

$672

IslipSan José

ISP - SJO

ISPSJO

Islip Long Island

Sun 10/19

11:40 am-11:14 am

3 stops25h 34m

San José Juan Santamaria Intl

Thu 10/23

12:19 pm-1:45 pm

3 stops23h 26m

$695

IslipSan José

ISP - SJO

ISPSJO

Islip Long Island

Sun 10/19

7:36 pm-11:14 am

2 stops17h 38m

San José Juan Santamaria Intl

Thu 10/23

12:19 pm-1:24 pm

2 stops23h 05m

$738

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Costa Rica?

United Airlines, JetBlue and American Airlines are the top three most popular airlines that fly to Costa Rica from Islip, New York according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 7 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Costa Rica

Best Price Found	$357
Fastest flight time	17h 38m
Direct flights	None
Airports in Costa Rica	1 airport

The best flight deal from Islip, New York to Costa Rica found on momondo in the last 72 hours is $357

The fastest flight from Islip, New York to Costa Rica takes 17h 38m

There are no direct flights from Islip, New York to Costa Rica. Popular non-direct route for this connection is Islip Long Island Airport - San José Juan Santamaria Intl Airport.

There is 1 airport near Costa Rica: San José Juan Santamaria Intl (SJO)

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to Costa Rica?
Prices for flights from Islip Long Island Airport to Costa Rica refresh daily.
How old do you have to be to fly from Islip Long Island Airport to Costa Rica?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Costa Rica?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islip to Costa Rica. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Islip to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to Costa Rica?

Once all potential Islip to Costa Rica flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Islip to Costa Rica right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islip to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.