How does KAYAK find such low prices on flights from Islip to Costa Rica?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Islip to Costa Rica. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Islip to Costa Rica?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Islip to Costa Rica is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Islip to Costa Rica?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Islip to Costa Rica with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Islip to Costa Rica?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Islip to Costa Rica up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

How long does a flight from Islip to Costa Rica take?

The duration of a flight to Costa Rica depends on your arrival airport. The shortest routes to Costa Rica from Islip are to San José , which takes 7h 44m , and Liberia , which takes 24h 20m.

How long does a flight from Islip to Costa Rica take?

The duration of a flight to Costa Rica depends on your arrival airport. The shortest routes to Costa Rica from Islip are to San José , which takes 7h 44m , and Liberia , which takes 24h 20m.

$147 CHEAP FLIGHTS from Islip to Costa Rica

KAYAK searches hundreds of travel sites at once for deals on flights to Costa Rica

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Flight Deals

Book Cheap Islip to Costa Rica Plane Tickets

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Islip to Costa Rica that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Islip to Costa Rica

Tue, Jan 13 - Wed, Jan 21

9:40 am - 4:24 pmISP-SJO

7h 44m1 stop

5:30 pm - 8:55 amSJO-ISP

14h 25m1 stop

$307JetBlue

Find Deal

Sun, Dec 7 - Sat, Dec 13

11:15 am - 11:42 amISP-SJO

25h 27m1 stop

1:31 pm - 9:13 amSJO-ISP

42h 42m2 stops

$316Multiple Airlines

Find Deal

Sun, Dec 7 - Sat, Dec 13

11:15 am - 11:42 amISP-SJO

25h 27m1 stop

12:39 pm - 10:20 amSJO-ISP

20h 41m1 stop

$352Multiple Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

8:29 pm - 11:42 amISP-SJO

16h 13m1 stop

12:39 pm - 7:34 pmSJO-ISP

29h 55m1 stop

$362Multiple Airlines

Find Deal

Thu, Dec 18 - Thu, Dec 25

7:40 pm - 8:53 amISP-SJO

14h 13m1 stop

10:00 am - 6:45 pmSJO-ISP

7h 45m1 stop

$490JetBlue

Find Deal

Wed, Mar 4 - Wed, Mar 11

6:00 am - 7:30 pmISP-SJO

14h 30m2 stops

8:45 am - 10:50 pmSJO-ISP

12h 05m2 stops

$494Southwest

Find Deal

Wed, Mar 4 - Wed, Mar 11

9:27 am - 11:51 amISP-SJO

27h 24m1 stop

12:10 pm - 10:00 amSJO-ISP

19h 50m1 stop

$503JetBlue

Find Deal

Sat, Feb 21 - Sat, Feb 28

9:30 am - 11:56 amISP-SJO

27h 26m1 stop

1:10 pm - 8:37 amSJO-ISP

18h 27m1 stop

$593JetBlue

Find Deal

Sat, Feb 21 - Sat, Feb 28

9:30 am - 11:56 amISP-SJO

27h 26m1 stop

1:10 pm - 8:37 amSJO-ISP

18h 27m1 stop

$653JetBlue

Find Deal

Mon, Feb 16 - Mon, Feb 23

5:35 am - 7:30 pmISP-SJO

14h 55m2 stops

1:45 pm - 10:10 pmSJO-ISP

7h 25m1 stop

$994Southwest

Find Deal

Booking Insights

KAYAK's insights & trends for Islip to Costa Rica flights

Get data-powered insights and trends into flights from Islip to Costa Rica to help you find the cheapest flights, the best time to fly and much more.

Airlines

In the past 3 days, the cheapest round-trip tickets from Islip to Costa Rica were found on JetBlue ($307) and Southwest ($494).

Find deals

Cheapest flight	$147

Flight from Islip to San José

How does KAYAK find such low prices on flights from Islip to Costa Rica?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Islip to Costa Rica.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Islip to Costa Rica?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Islip to Costa Rica is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Islip to Costa Rica?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Islip to Costa Rica with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Islip to Costa Rica?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Islip to Costa Rica up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Islip to Costa Rica

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

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Return flight deals

Information on your arrival and departure airports

Islip (ISP)

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$147 Find Cheap Flights from Islip to Costa Rica

KAYAK searches hundreds of travel sites at once for deals on flights to Costa Rica

Book Cheap Islip to Costa Rica Plane Tickets

Recent round-trip flight deals from Islip to Costa Rica

Recent one-way flight deals from Islip to Costa Rica

KAYAK's insights & trends for Islip to Costa Rica flights

Get data-powered insights and trends into flights from Islip to Costa Rica to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Islip to Costa Rica?

In the past 3 days, the cheapest round-trip tickets from Islip to Costa Rica were found on JetBlue ($307) and Southwest ($494).

How long does a flight from Islip to Costa Rica take?

The duration of a flight to Costa Rica depends on your arrival airport. The shortest routes to Costa Rica from Islip are to San José, which takes 7h 44m, and Liberia, which takes 24h 20m.

Good to know

FAQs - booking Costa Rica flights

How does KAYAK find such low prices on flights from Islip to Costa Rica?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Islip to Costa Rica.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Islip to Costa Rica?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Islip to Costa Rica is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Islip to Costa Rica?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Islip to Costa Rica with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Islip to Costa Rica?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Islip to Costa Rica up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Islip to Costa Rica

Information on your arrival and departure airports

Cabin class types available on flights to Costa Rica

Complete your trip to Costa Rica with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Islip to Costa Rica

Flights from Islip to popular cities in Costa Rica

Find deals for your return flight