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Liberia

$388+ Cheap flights from Islip, NY (ISP) to Liberia (LIR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — LIR
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
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Cheap flight deals from Islip to Liberia

Cheapest flights from Islip to Liberia
Explore the most affordable flight options available from Islip to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.

This Ovago deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:59 am
ISP
-
LIR
1 stop28h 51m
Multiple Airlines
Fri 3/131:00 pm
LIR
-
ISP
1 stop8h 46m
Multiple Airlines
Deal found 3/6$876
This KAYAK deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:22 pm
ISP
-
LIR
1 stop14h 57m
JetBlue
Fri 4/312:20 pm
LIR
-
ISP
1 stop8h 15m
JetBlue
Deal found 3/5$1,042
This KAYAK deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:22 pm
ISP
-
LIR
1 stop14h 57m
JetBlue
Sun 4/51:00 pm
LIR
-
ISP
1 stop7h 31m
JetBlue
Deal found 3/7$1,169
This KAYAK deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:22 pm
ISP
-
LIR
1 stop14h 57m
JetBlue
Mon 4/61:00 pm
LIR
-
ISP
1 stop7h 30m
JetBlue
Deal found 3/7$1,257
This JetBlue deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:00 am
ISP
-
LIR
1 stop6h 55m
JetBlue
Wed 4/81:00 pm
LIR
-
ISP
1 stop7h 30m
JetBlue
Deal found 3/4$1,429

Find flight deals from Islip to Liberia

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Liberia (LIR). 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 9, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,042
(KAYAK)

One-way from

$388
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$501
Provider with most accurate pricing for Islip Long Island-Liberia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Liberia flights.
Search Deals
From Islip Long Island to Liberia
Search Deals
One-way flight from Islip Long Island to Liberia
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Liberia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 9, 2026.
Use the filters below to find and compare flights from Islip to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Fri 3/27

8:22 pm-9:19 am

1 stop14h 57m

Liberia

Fri 4/3

12:20 pm-10:35 pm

1 stop8h 15m

$1,042

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Fri 3/27

8:22 pm-9:19 am

1 stop14h 57m

Liberia

Sun 4/5

1:00 pm-10:31 pm

1 stop7h 31m

$1,169

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Fri 3/27

8:22 pm-9:19 am

1 stop14h 57m

Liberia

Mon 4/6

1:00 pm-10:30 pm

1 stop7h 30m

$1,257
Quickest round-trip

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Wed 4/1

7:00 am-11:55 am

1 stop6h 55m

Liberia

Wed 4/8

1:00 pm-10:30 pm

1 stop7h 30m

$1,429
Cheapest one-way

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Fri 3/27

8:22 pm-9:19 am

1 stop14h 57m

$388
Quickest one-way

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Fri 3/13

8:25 pm-9:19 am

1 stop14h 54m

$1,166

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Islip, New York-Liberia flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Islip, New York-Liberia flight deals on Cheapflights vs. Ovago 90-95% of the time. Price accuracy is based on data collected from Islip, New York-Liberia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Liberia flights, Cheapflights users trust Ovago the most. Ovago 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-Liberia 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 Liberia

Have a flexible travel schedule? Discover the best time to fly to Liberia 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.

Cheapflights Insights

Everything you need to know about your flight from Islip to Liberia

What is the cheapest month to book a flight from Islip, New York to Liberia?

Currently, November is the cheapest month in which you can book a flight from Islip, New York to Liberia (average of $122). Flying from Islip, New York to Liberia in June is currently the most expensive (average of $272). 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.

Related info for your journey

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

  • How long is the flight from Islip, New York to Liberia?

    There are many flights that can get you from Islip, New York to Liberia in 14h 57m. Fly via JetBlue to get the fastest option. Islip, New York and Liberia are separated by a distance of 2219 mi.

  • Can I find deals for flights from Islip to Liberia that include hotel bookings?

    Yes. In addition to deals on Islip to Liberia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Liberia?

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

  • Can I find deals for business class flights from Islip to Liberia?

    Yes. Cheapflights offers flight deals from Islip to Liberia 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 Liberia?

    Currently, November is the cheapest month in which you can book a flight from Islip, New York to Liberia (average of $122). Flying from Islip, New York to Liberia in June is currently the most expensive (average of $272). 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

Traveling to a place near Liberia?

Book flights to Liberia if you plan to visit one of these locations
Culebra

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