$211 Find Cheap Flights from Islip to Costa Rica

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Islip to Costa Rica departing on 3/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from Islip to Costa Rica

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
San José
San José1 stop$342
Liberia
Liberia1 stop$704
San José
San José1 stop$342
Liberia
Liberia1 stop$704

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.

Recent round-trip flight deals from Islip to Costa Rica

Thu, Jan 22 - Thu, Jan 29
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$342JetBlue
Thu, Feb 5 - Thu, Feb 12
Multiple Airlines Logo
7:26 pm - 12:22 pm
ISP
-
SJO
41h 56m2 stops
Multiple Airlines Logo
12:35 pm - 7:38 am
SJO
-
ISP
18h 03m1 stop
$366Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$367JetBlue
Thu, Feb 5 - Thu, Feb 12
Multiple Airlines Logo
7:43 pm - 11:37 am
ISP
-
SJO
16h 54m1 stop
Multiple Airlines Logo
12:35 pm - 7:38 am
SJO
-
ISP
18h 03m1 stop
$372Multiple Airlines
Tue, Jan 20 - Fri, Jan 30
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$378JetBlue
Thu, Jan 22 - Wed, Jan 28
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$389JetBlue
Thu, Jan 22 - Tue, Jan 27
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$392JetBlue
Tue, Jan 20 - Mon, Jan 26
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$403JetBlue
Mon, Jan 19 - Thu, Jan 22
JetBlue Logo
10:00 am - 4:23 pm
ISP
-
SJO
7h 23m1 stop
JetBlue Logo
5:30 pm - 8:52 am
SJO
-
ISP
14h 22m1 stop
$440JetBlue
Fri, Mar 20 - Wed, Apr 1
JetBlue Logo
8:22 pm - 7:53 am
ISP
-
SJO
13h 31m1 stop
JetBlue Logo
1:00 pm - 10:46 pm
SJO
-
ISP
7h 46m1 stop
$441JetBlue
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.

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 Liberia, which takes 6h 55m, and San José, which takes 7h 23m.

Find deals

Good to know

Cheapest flight$211
Flight from Islip to Liberia

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

Islip (ISP)