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Cheap flights from Islip, New York to Dublin from €922

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 Dublin departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Islip, New York to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:00 - 04:20
ISP
-
DUB
15h 20m
2 stops
Multiple Airlines Logo
13:15 - 08:55
DUB
-
ISP
23h 40m
2 stops
€922Multiple Airlines
Fri, 6 Mar - Fri, 13 Mar
Multiple Airlines Logo
14:31 - 05:15
ISP
-
DUB
33h 44m
2 stops
Multiple Airlines Logo
16:45 - 18:44
DUB
-
ISP
29h 59m
1 stop
€1,025Multiple Airlines
Fri, 6 Mar - Fri, 13 Mar
Multiple Airlines Logo
09:59 - 10:15
ISP
-
DUB
20h 16m
2 stops
Multiple Airlines Logo
11:40 - 18:44
DUB
-
ISP
11h 04m
1 stop
€1,165Multiple Airlines
Thu, 12 Mar - Tue, 17 Mar
Multiple Airlines Logo
09:59 - 10:15
ISP
-
DUB
20h 16m
2 stops
Multiple Airlines Logo
08:50 - 18:44
DUB
-
ISP
13h 54m
2 stops
€1,172Multiple Airlines
Thu, 12 Mar - Tue, 17 Mar
Multiple Airlines Logo
09:59 - 04:15
ISP
-
DUB
13h 16m
1 stop
Multiple Airlines Logo
16:45 - 18:44
DUB
-
ISP
29h 59m
1 stop
€1,209Multiple Airlines
Fri, 6 Mar - Fri, 13 Mar
Multiple Airlines Logo
09:45 - 09:00
ISP
-
DUB
19h 15m
1 stop
Multiple Airlines Logo
13:45 - 08:55
DUB
-
ISP
23h 10m
1 stop
€1,337Multiple Airlines
Thu, 12 Mar - Tue, 17 Mar
Multiple Airlines Logo
09:59 - 10:15
ISP
-
DUB
19h 16m
2 stops
Multiple Airlines Logo
20:40 - 18:44
DUB
-
ISP
27h 04m
2 stops
€4,001Multiple Airlines
Mon, 16 Feb - Mon, 23 Feb

momondo Fare Finder

 
Customise your flight search to find flights from Islip, New York to Dublin 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 20 January 2026.
Use the filters below to find and compare flights from Islip, New York to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Fri 6/3

08:00-04:20

2 stops15h 20m

Dublin

Fri 13/3

13:15-08:55

2 stops23h 40m

€922

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Fri 6/3

14:31-05:15

2 stops33h 44m

Dublin

Fri 13/3

16:45-18:44

1 stop29h 59m

€1,025

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Thu 12/3

09:59-10:15

2 stops20h 16m

Dublin

Tue 17/3

11:40-18:44

1 stop11h 04m

€1,165

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Thu 12/3

09:59-10:15

2 stops20h 16m

Dublin

Tue 17/3

08:50-18:44

2 stops13h 54m

€1,172

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Fri 6/3

09:59-04:15

1 stop13h 16m

Dublin

Fri 13/3

16:45-18:44

1 stop29h 59m

€1,209

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Thu 12/3

09:45-09:00

1 stop19h 15m

Dublin

Tue 17/3

13:45-08:55

1 stop23h 10m

€1,337

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Mon 16/2

09:59-10:15

2 stops19h 16m

Dublin

Mon 23/2

20:40-18:44

2 stops27h 04m

€4,001

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Dublin from

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

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 Dublin?

Our data shows that Tuesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €430. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around €657. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

Our data shows that the cheapest Islip, New York to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €437. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €495 on average. Flights to Dublin from Islip, New York in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Islip, New York to Dublin

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

Cheap Islip, New York to Dublin (ISP to DUB) flight deals and tips

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

Fastest flight time

20h 16m

Direct flights

None
The fastest flight from Islip, New York to Dublin takes 20h 16m
There are no direct flights from Islip, New York to Dublin. There are no popular flight routes from Islip, New York to Dublin.
Search flight deals

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

    Dublin is 5058.7 km away from Islip Long Island. A reasonable flight in good conditions will take 20h 16m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Dublin Airport.

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

    The necessary travel and health documents for your Dublin 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 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.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Swords
Dundalk
Naas
Tullamore
Kildare
Enniscorthy
Bray
Mullingar
Carlingford
Gorey
Malahide
Maynooth
Leixlip
Arklow
Castleknock
Drogheda

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Islip to Dublin . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Islip to Dublin flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Dublin from Islip. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Islip and alert you when they change.

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