$318 Cheap Flights from Newark Liberty Intl. Airport (EWR) to Shannon (SNN)

View $318 flight on Sun, Aug 24, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Newark Liberty Intl. Airport to Shannon (EWR-SNN)

Prices were available within the past 7 days and start at $318 for one-way flights and $432 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 11 - Wed, Aug 20
EWR
New York
SNN
Shannon
$432 Roundtrip, found 1 hour ago
$432
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 11 from New York to Shannon, returning Wed, Aug 20, priced at $432 found 1 hour ago
United
Thu, Aug 14 - Thu, Aug 21
EWR
New York
SNN
Shannon
$436 Roundtrip, found 1 hour ago
$436
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Aug 14 from New York to Shannon, returning Thu, Aug 21, priced at $436 found 1 hour ago
United
Mon, Aug 11 - Sat, Aug 23
EWR
New York
SNN
Shannon
$442 Roundtrip, found 6 days ago
$442
Roundtrip
found 6 days ago
Select United flight, departing Mon, Aug 11 from New York to Shannon, returning Sat, Aug 23, priced at $442 found 6 days ago
United
Thu, Aug 7 - Tue, Aug 19
EWR
New York
SNN
Shannon
$446 Roundtrip, just found
$446
Roundtrip
just found
Select United flight, departing Thu, Aug 7 from New York to Shannon, returning Tue, Aug 19, priced at $446 just found
United
Fri, Aug 15 - Mon, Aug 25
EWR
New York
SNN
Shannon
$448 Roundtrip, found 6 days ago
$448
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 15 from New York to Shannon, returning Mon, Aug 25, priced at $448 found 6 days ago
United
Fri, Aug 15 - Sat, Aug 23
EWR
New York
SNN
Shannon
$452 Roundtrip, found 4 days ago
$452
Roundtrip
found 4 days ago
Select United flight, departing Fri, Aug 15 from New York to Shannon, returning Sat, Aug 23, priced at $452 found 4 days ago
Lufthansa
Tue, Aug 12 - Wed, Aug 20
EWR
New York
SNN
Shannon
$626 Roundtrip, found 1 hour ago
$626
Roundtrip
found 1 hour ago
Select Lufthansa flight, departing Tue, Aug 12 from New York to Shannon, returning Wed, Aug 20, priced at $626 found 1 hour ago
Air Canada
Tue, Aug 12 - Wed, Aug 20
EWR
New York
SNN
Shannon
$676 Roundtrip, found 1 hour ago
$676
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Tue, Aug 12 from New York to Shannon, returning Wed, Aug 20, priced at $676 found 1 hour ago
American Airlines
Tue, Aug 19 - Mon, Aug 25
EWR
New York
SNN
Shannon
$681 Roundtrip, found 3 days ago
$681
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Aug 19 from New York to Shannon, returning Mon, Aug 25, priced at $681 found 3 days ago
British Airways
Wed, May 14 - Wed, Jun 11
EWR
New York
SNN
Shannon
$746 Roundtrip, found 1 hour ago
$746
Roundtrip
found 1 hour ago
Select British Airways flight, departing Wed, May 14 from New York to Shannon, returning Wed, Jun 11, priced at $746 found 1 hour ago
Flights from Newark Liberty Intl. Airport (EWR) to Shannon (SNN)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Lufthansa, United
Roundtrip price
$431
Distance
3087 mi

Newark Liberty Intl. Airport to Shannon Flights

The cheapest times to fly from Newark Liberty Intl. Airport to Shannon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Newark Liberty Intl. Airport to Shannon are during the month of August. You can find some of the cheapest flights from Newark Liberty Intl. Airport to Shannon with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Newark Liberty Intl. Airport to Shannon

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to Shannon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Newark Liberty Intl. Airport to Shannon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Newark Liberty Intl. Airport to Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $318 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Newark Liberty Intl. Airport to Shannon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Newark Liberty Intl. Airport to Shannon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to Shannon Airport (SNN) cost?
Cheap round-trip flights from Liberty Intl. Airport (EWR) to Shannon Airport (SNN) start at $507. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a United flight leaving EWR on May 13 2025 and touching down at SNN. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from EWR to SNN?
The cheapest flights from EWR to SNN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from EWR to SNN?
Take off from EWR to SNN with United. This airline currently has the cheapest one-way fare for this route, starting from $318. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from EWR on May 13 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Liberty Intl. Airport (EWR) to Shannon Airport (SNN)?
You’ll have to hop on a flight with a layover when traveling from Liberty Intl. Airport (EWR) to Shannon Airport (SNN). Direct flights don’t operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from EWR to SNN?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Liberty Intl. Airport (EWR) to Shannon Airport (SNN)?
To avoid potential delays on the Liberty Intl. Airport (EWR) to Shannon Airport (SNN) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to Shannon Airport (SNN) last-minute?
Last-minute fares from EWR to SNN are typically more expensive. To lock in the best prices, start searching for flights as early as possible. That being said, if you’re flexible with your travel plans, you may find a cheap fare right before your trip.
Is it cheaper to book an EWR to SNN flight and hotel package?
You’ll typically save money by securing an EWR to SNN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Shannon Airport (SNN)?
If you booked your EWR to SNN flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.