Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to Islip Long Island

€912 Cheap flights to Islip

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Islip departing on 12/10. 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

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Islip

Cheap return flights

Logo
08:55 - 20:01DUB-ISP
16h 06m2 stops
Logo
16:33 - 10:45ISP-DUB
13h 12m1 stop
€912
Find Deal
Sun, 12 Oct - Sun, 19 Oct
Logo
12:40 - 20:01DUB-ISP
12h 21m1 stop
Logo
11:53 - 04:30ISP-DUB
11h 37m1 stop
€921
Find Deal
Sun, 12 Oct - Sun, 19 Oct
Logo
09:30 - 20:01DUB-ISP
15h 31m2 stops
Logo
11:53 - 08:10ISP-DUB
15h 17m2 stops
€5,329
Find Deal
Sun, 12 Oct - Sun, 19 Oct

momondo Fare Finder

 
Locate flights to Islip Long Island that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 30 August 2025.
Use the filters below to find and compare flights to Islip that are best for you.

Fly from

Route

Depart

Return

Price

DublinIslip

DUB - ISP

DUBISP

Dublin

Sun 12/10

08:55-20:01

2 stops16h 06m

Islip Long Island

Sun 19/10

16:33-10:45

1 stop13h 12m

€912

DublinIslip

DUB - ISP

DUBISP

Dublin

Sun 12/10

12:40-20:01

1 stop12h 21m

Islip Long Island

Sun 19/10

11:53-04:30

1 stop11h 37m

€921

DublinIslip

DUB - ISP

DUBISP

Dublin

Sun 12/10

09:30-20:01

2 stops15h 31m

Islip Long Island

Sun 19/10

11:53-08:10

2 stops15h 17m

€5,329

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Islip from

Islip flights insights and trends

Explore insights for your Islip flight to craft the best travel plan

How long does it take to fly to Islip?

Flight times from Ireland to Islip vary, but if you’re flying out of Dublin and flying into New York John F Kennedy Intl (one of the most popular routes), then the duration is 7h 20m on average. Another popular route from Ireland to Islip is flying from Cork to New York John F Kennedy Intl, which will take roughly 11h 15m. Keep in mind that layovers or delays could extend your travel time.

Cheapest flights to Islip Long Island

Find the cheapest flights to Islip Long Island from your nearest city or airport

Cheap Islip flight deals and tips

Summary info about Islip flight prices, duration and airlines

Best Round-Trip Price

€912

Fastest flight time

12h 21m
The best round-trip flight price to Islip from Ireland in the last 72 hours is €912 (Dublin to Islip Long Island).
Search Deals
The fastest flight to Islip from Ireland takes 12h 21m (Dublin to Islip Long Island).
Search Deals

Frequently asked questions about flying to Islip

Is there an alternative airport near Islip?

Islip Long Island Airport, Farmingdale Republic Field Airport, New York LaGuardia Airport, Newark Airport or New Windsor Stewart Airport can be an alternative airport used for travel to Islip.

Is there a cheaper alternative to flying into Islip?

With an average price of €124 per person, New York LaGuardia Airport is the cheapest airport to fly into when planning your trip to Islip. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

What is the absolute cheapest flight to Islip?

Users booking trips to Islip from Shannon, Clare found flights 10% cheaper than the average price of flights to Islip. To find the cheapest price to Islip from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Islip Long Island Airport were last updated today.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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 for you.

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

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

How can momondo help me find flights to Islip?

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 filter your options to help you make an informed choice when booking flights to Islip.

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

Yes momondo offers price alerts on flights to Islip. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Islip Long Island trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/9
Thu 11/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Islip

Popular Flights to Islip

Popular routes according to searches in the past day on momondo
Dublin to Islip Long Island Flightsfrom €1,065