In terms of precipitation, rainfall in Liberia ranges from 0.0 - 14.3 inches per month. September is typically the wettest month, when rainfall can reach 14.3 in. January is typically the driest time to visit Liberia when rainfall is around 0.0 in.

If weather is an important factor for your trip to Liberia, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Liberia as you normally would.

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 >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.

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.

$594+ Cheap Flights from Islip, NY to Liberia

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Cheap flight deals from Islip to Liberia

One-way

One-way flights from Islip to Liberia
Search for one-way flight options from Islip to Liberia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.

Sun 12/206:00 am -

1 stop9h 04m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/4

$594

Fri 12/259:39 am -

3 stops21h 51m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/2

$773

Fri 12/256:00 am -

1 stop9h 04m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/2

$1,087

Find flight deals from Islip to Liberia

Most accurate provider	Ovago 3 stars
Most trusted provider	Ovago 3 stars
Popular in	December
Cheapest in	May
Average price	$535

Provider with most accurate pricing for Islip Long Island-Liberia flight deals.

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Provider most trusted by Cheapflights users for Islip Long Island-Liberia flights.

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($13 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 November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

IslipLiberia

ISP Islip Long Island - LIR Liberia

ISPLIR

Islip Long Island

Sun 12/20

6:00 am-2:04 pm

1 stop9h 04m

Liberia

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$594

IslipLiberia

ISP Islip Long Island - LIR Liberia

ISPLIR

Islip Long Island

Fri 12/25

9:39 am-6:30 am

3 stops21h 51m

Liberia

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$773

IslipLiberia

ISP Islip Long Island - LIR Liberia

ISPLIR

Islip Long Island

Fri 12/25

6:00 am-2:04 pm

1 stop9h 04m

Liberia

Wed 12/31

12:00 am-1:00 am

Nonstop0h 00m

$1,087

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

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 >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.

ISP-LIR

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.

Related info for your journey

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.

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$594+ Cheap flights from Islip, NY (ISP) to Liberia (LIR)

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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to Liberia 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 Liberia

One-way flights from Islip to LiberiaSearch for one-way flight options from Islip to Liberia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.

Search for one-way flight options from Islip to Liberia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.

Find flight deals from Islip to Liberia

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Most trusted provider

Popular in

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Use the filters below to find and compare flights from Islip to Liberia that are best for you.

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.

Related info for your journey

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

How can I find direct flights from Islip to Liberia?

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

Traveling to a place near Liberia?

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Alternative routes for Islip to Liberia

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Complete your trip

Complete your trip to Liberia by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Islip to Liberia by cabin class

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Other flights to Liberia

Explore flights to Liberia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 4, 2026.

Islip and Liberia flights

Browse other Islip and Liberia flight options. Last updated on November 4, 2026.

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One-way flights from Islip to Liberia
Search for one-way flight options from Islip to Liberia. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.