Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Islip to Shannon from €832

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Islip to Shannon departing on 12/1. 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
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 Islip to Shannon (ISP-SNN)

Cheap return flights

Logo
16:33 - 06:20ISP-SNN
8h 47m1 stop
Logo
14:45 - 20:01SNN-ISP
10h 16m1 stop
€832
Find Deal
Mon, 12 Jan - Sun, 25 Jan
Logo
16:33 - 06:20ISP-SNN
8h 47m1 stop
Logo
14:45 - 20:01SNN-ISP
10h 16m1 stop
€853
Find Deal
Mon, 2 Feb - Sun, 15 Feb
Logo
16:33 - 06:20ISP-SNN
8h 47m1 stop
Logo
14:45 - 20:01SNN-ISP
10h 16m1 stop
€875
Find Deal
Mon, 10 Nov - Sun, 23 Nov
Logo
16:33 - 06:20ISP-SNN
8h 47m1 stop
Logo
14:45 - 20:01SNN-ISP
10h 16m1 stop
€2,811
Find Deal
Mon, 3 Nov - Sun, 16 Nov
Logo
16:33 - 06:20ISP-SNN
8h 47m1 stop
Logo
14:45 - 20:01SNN-ISP
10h 16m1 stop
€3,261
Find Deal
Mon, 22 Dec - Sun, 4 Jan

momondo Fare Finder

 
Customise your flight search to find flights from Islip to Shannon, Clare 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 23 August 2025.
Use the filters below to find and compare flights from Islip to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 12/1

16:33-06:20

1 stop8h 47m

Shannon

Sun 25/1

14:45-20:01

1 stop10h 16m

€832

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 2/2

16:33-06:20

1 stop8h 47m

Shannon

Sun 15/2

14:45-20:01

1 stop10h 16m

€853

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 10/11

16:33-06:20

1 stop8h 47m

Shannon

Sun 23/11

14:45-20:01

1 stop10h 16m

€875

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 3/11

16:33-06:20

1 stop8h 47m

Shannon

Sun 16/11

14:45-20:01

1 stop10h 16m

€2,811

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 22/12

16:33-06:20

1 stop8h 47m

Shannon

Sun 4/1

14:45-20:01

1 stop10h 16m

€3,261

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 8/12

16:33-06:20

1 stop8h 47m

€1,270

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Tue 11/11

16:33-06:20

1 stop8h 47m

€1,536

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Shannon from

How to get the cheapest flight ticket from Islip to Shannon, Clare

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 Shannon, Clare?

The cheapest day to depart on your flight to Shannon, Clare is on a Saturday when prices can be found for as low as €516. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Islip because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €1,000.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

In the evening is the cheapest time of day to fly from Islip to Shannon, Clare when you can find flight prices for as low as €500. Flying to Shannon, Clare in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Shannon, Clare is in the afternoon when prices are around €999.

When to book flights from Islip to Shannon, Clare

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

Cheap Islip to Shannon, Clare (ISP to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip to Shannon, Clare

Direct flights

None
There are no direct flights from Islip to Shannon, Clare. There are no popular flight routes from Islip to Shannon, Clare.
Search flight deals

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

    The straight-line distance from Islip Long Island to Shannon is 4902.7 km. Flights usually cover this in 8h 47m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Islip Long Island Airport to Shannon Airport refresh daily.

  • How old do you have to be to fly from Islip Long Island Airport to Shannon 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 from Islip Long Island Airport to Shannon Airport.

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

    The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Killaloe
Adare
Lahinch

Why use momondo?

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

It is quick and easy to find Islip to Shannon 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 Shannon that suits you.

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

Yes. All flights to Shannon 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 Shannon?

momondo provides multiple filters to help you find the best flight to Shannon 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 Shannon right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Shannon from 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 Shannon, Clare 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 28/8
Thu 4/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland