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Cheap flights from Islip, New York to Ireland from €932

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Ireland departing on 8/9. 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
1 adult, Economy, 0 bags
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Find the cheapest flights from Islip, New York to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:31 - 05:25
ISP
-
SNN
16h 54m
1 stop
Multiple Airlines Logo
07:30 - 09:33
SNN
-
ISP
31h 03m
2 stops
€932Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
07:31 - 05:25
ISP
-
SNN
16h 54m
1 stop
Multiple Airlines Logo
13:45 - 20:15
SNN
-
ISP
11h 30m
1 stop
€1,113Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
17:00 - 05:25
ISP
-
SNN
31h 25m
2 stops
Multiple Airlines Logo
14:30 - 13:05
SNN
-
ISP
27h 35m
2 stops
€1,114Multiple Airlines
Tue, 8 Sep - Mon, 14 Sep
Multiple Airlines Logo
15:10 - 11:20
ISP
-
SNN
15h 10m
2 stops
Multiple Airlines Logo
21:15 - 18:35
SNN
-
ISP
26h 20m
2 stops
€1,281Multiple Airlines
Sat, 8 Aug - Fri, 14 Aug
Multiple Airlines Logo
15:10 - 15:50
ISP
-
SNN
19h 40m
2 stops
Multiple Airlines Logo
14:30 - 20:59
SNN
-
ISP
35h 29m
2 stops
€1,296Multiple Airlines
Fri, 7 Aug - Fri, 14 Aug
Multiple Airlines Logo
07:05 - 05:25
ISP
-
SNN
17h 20m
1 stop
Multiple Airlines Logo
21:15 - 18:35
SNN
-
ISP
26h 20m
2 stops
€1,334Multiple Airlines
Sat, 8 Aug - Fri, 14 Aug
Multiple Airlines Logo
17:34 - 05:25
ISP
-
SNN
30h 51m
1 stop
Multiple Airlines Logo
07:30 - 09:53
SNN
-
ISP
31h 23m
2 stops
€1,465Multiple Airlines
Fri, 7 Aug - Fri, 14 Aug
Multiple Airlines Logo
07:05 - 15:50
ISP
-
SNN
27h 45m
3 stops
Multiple Airlines Logo
09:20 - 18:35
SNN
-
ISP
38h 15m
3 stops
€1,642Multiple Airlines
Fri, 7 Aug - Fri, 14 Aug
Multiple Airlines Logo
15:10 - 05:25
ISP
-
SNN
9h 15m
1 stop
Multiple Airlines Logo
13:45 - 10:30
SNN
-
ISP
25h 45m
1 stop
€2,051Multiple Airlines
Sat, 8 Aug - Fri, 14 Aug
Multiple Airlines Logo
07:05 - 11:20
ISP
-
SNN
23h 15m
3 stops
Multiple Airlines Logo
21:15 - 20:59
SNN
-
ISP
28h 44m
3 stops
€2,097Multiple Airlines
Sat, 8 Aug - Fri, 14 Aug

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momondo Fare Finder

 
Customise your flight search to find flights from Islip, New York to Ireland 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 13,528 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Islip, New York to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Tue 8/9

07:31-05:25

1 stop16h 54m

Shannon

Mon 14/9

07:30-09:33

2 stops31h 03m

€932
Fastest return journey

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Tue 8/9

07:31-05:25

1 stop16h 54m

Shannon

Mon 14/9

13:45-20:15

1 stop11h 30m

€1,112

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Tue 8/9

17:00-05:25

2 stops31h 25m

Shannon

Mon 14/9

14:30-13:05

2 stops27h 35m

€1,114

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Sat 8/8

15:10-11:20

2 stops15h 10m

Shannon

Fri 14/8

21:15-18:35

2 stops26h 20m

€1,281

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Fri 7/8

15:10-15:50

2 stops19h 40m

Shannon

Fri 14/8

14:30-20:59

2 stops35h 29m

€1,296

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Sat 8/8

07:05-05:25

1 stop17h 20m

Shannon

Fri 14/8

21:15-18:35

2 stops26h 20m

€1,334

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Fri 7/8

17:34-05:25

1 stop30h 51m

Shannon

Fri 14/8

07:30-09:53

2 stops31h 23m

€1,465

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Fri 7/8

07:05-15:50

3 stops27h 45m

Shannon

Fri 14/8

09:20-18:35

3 stops38h 15m

€1,642

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Sat 8/8

15:10-05:25

1 stop9h 15m

Shannon

Fri 14/8

13:45-10:30

1 stop25h 45m

€2,051

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Sat 8/8

07:05-11:20

3 stops23h 15m

Shannon

Fri 14/8

21:15-20:59

3 stops28h 44m

€2,097

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Ireland from

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

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

Which airlines fly to Ireland?

Aer Lingus, United Airlines and JetBlue are the top three most popular airlines that fly to Ireland from Islip, New York according to our data. Aer Lingus is the first choice among our users, with 57% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 3 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Ireland flight deals and tips

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

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from Islip, New York to Ireland takes 15h 10m
There are no direct flights from Islip, New York to Ireland. There are no popular flight routes from Islip, New York to Ireland.
Search flight deals

Frequently asked questions about flying from Islip, New York to Ireland

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

    Prices for flights from Islip Long Island Airport to Ireland are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland 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 licence 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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Islip to Ireland for you.

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

Yes. All flights to Ireland from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Ireland from Islip.

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

Yes. momondo can track prices for Islip to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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