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Cheap flights from Islip, New York to Liberia from $942

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Liberia departing on 3/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Islip, New York to Liberia

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
8:22 pm - 9:19 am
ISP
-
LIR
14h 57m
1 stop
JetBlue Logo
12:20 pm - 10:35 pm
LIR
-
ISP
8h 15m
1 stop
$942JetBlue
Fri, Mar 27 - Fri, Apr 3
JetBlue Logo
7:00 am - 11:55 am
ISP
-
LIR
6h 55m
1 stop
JetBlue Logo
1:00 pm - 10:46 pm
LIR
-
ISP
7h 46m
1 stop
$950JetBlue
Wed, Apr 1 - Tue, Apr 7
JetBlue Logo
7:00 am - 11:55 am
ISP
-
LIR
6h 55m
1 stop
JetBlue Logo
11:40 am - 10:46 pm
LIR
-
ISP
9h 06m
1 stop
$1,055JetBlue
Wed, Apr 1 - Mon, Apr 6
Multiple Airlines Logo
6:00 am - 11:55 am
ISP
-
LIR
31h 55m
2 stops
Multiple Airlines Logo
3:15 pm - 6:44 pm
LIR
-
ISP
25h 29m
1 stop
$1,358Multiple Airlines
Mon, Apr 6 - Thu, Apr 9
JetBlue Logo
7:00 am - 11:55 am
ISP
-
LIR
6h 55m
1 stop
JetBlue Logo
1:00 pm - 10:35 pm
LIR
-
ISP
7h 35m
1 stop
$1,389JetBlue
Wed, Apr 1 - Sun, Apr 5
JetBlue Logo
7:00 am - 11:55 am
ISP
-
LIR
6h 55m
1 stop
JetBlue Logo
1:00 pm - 10:46 pm
LIR
-
ISP
7h 46m
1 stop
$1,680JetBlue
Sun, Apr 5 - Sun, Apr 12
Multiple Airlines Logo
9:59 am - 10:44 am
ISP
-
LIR
26h 45m
2 stops
Multiple Airlines Logo
4:30 pm - 6:44 pm
LIR
-
ISP
24h 14m
2 stops
$5,230Multiple Airlines
Mon, Apr 6 - Thu, Apr 9

JetBlue flights from Islip, New York to Liberia

Our best JetBlue deals on Islip, New York to Liberia flight tickets
JetBlue
Mar 27
ISP8:22 pmIslip Long Island
14h 57m
1 stop
LIR9:19 amLiberia
Apr 3
LIR12:20 pmLiberia
8h 15m
1 stop
ISP10:35 pmIslip Long Island
$942
JetBlue
Apr 1
ISP7:00 amIslip Long Island
6h 55m
1 stop
LIR11:55 amLiberia
Apr 7
LIR1:00 pmLiberia
7h 46m
1 stop
ISP10:46 pmIslip Long Island
$950
JetBlue
Apr 1
ISP7:00 amIslip Long Island
6h 55m
1 stop
LIR11:55 amLiberia
Apr 6
LIR11:40 amLiberia
9h 06m
1 stop
ISP10:46 pmIslip Long Island
$1,055

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Islip, New York to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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

$942

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Wed 4/1

7:00 am-11:55 am

1 stop6h 55m

Liberia

Tue 4/7

1:00 pm-10:46 pm

1 stop7h 46m

$950

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Wed 4/1

7:00 am-11:55 am

1 stop6h 55m

Liberia

Mon 4/6

11:40 am-10:46 pm

1 stop9h 06m

$1,055

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Mon 4/6

6:00 am-11:55 am

2 stops31h 55m

Liberia

Thu 4/9

3:15 pm-6:44 pm

1 stop25h 29m

$1,358

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Wed 4/1

7:00 am-11:55 am

1 stop6h 55m

Liberia

Sun 4/5

1:00 pm-10:35 pm

1 stop7h 35m

$1,389

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Sun 4/5

7:00 am-11:55 am

1 stop6h 55m

Liberia

Sun 4/12

1:00 pm-10:46 pm

1 stop7h 46m

$1,680

IslipLiberia

ISP - LIR

ISPLIR

Islip Long Island

Mon 4/6

9:59 am-10:44 am

2 stops26h 45m

Liberia

Thu 4/9

4:30 pm-6:44 pm

2 stops24h 14m

$5,230

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Liberia from

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

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 is the cheapest day to depart on your flight to Liberia?

On average, the least expensive day to fly to Liberia from Islip, New York is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $444. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Islip, New York to Liberia for around $496.

When to book flights from Islip, New York to Liberia

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Liberia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Liberia (ISP to LIR) flight deals and tips

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

Fastest flight time

6h 55m

Direct flights

None
The fastest flight from Islip, New York to Liberia takes 6h 55m
There are no direct flights from Islip, New York to Liberia. There are no popular flight routes from Islip, New York to Liberia.
Search flight deals

  • How far is Islip Long Island to Liberia by plane?

    Liberia is 2207.6 mi away from Islip Long Island. 6h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Islip Long Island Airport to Liberia Airport?

    Prices for flights from Islip Long Island Airport to Liberia Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Islip Long Island Airport to Liberia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Liberia Airport.

  • What documentation or ID do you need to fly to Liberia Airport?

    The necessary travel and health documents for your Liberia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Liberia?

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

Why use momondo?

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

It is quick and easy to find Islip to Liberia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Liberia that suits you.

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

momondo does allow users to show only those flights to Liberia from Islip which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Islip to Liberia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Liberia from Islip.

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

If you are not ready to book a flight from Islip to Liberia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Liberia and let you know when they change.

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