$438 Cheap Flights from Newark Liberty Intl. Airport (EWR) to Londonderry (LDY)

View $438 flight on Thu, Feb 5, 2026Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to Londonderry (LDY-City of Derry)

Cheap Flights from Newark Liberty Intl. Airport to Londonderry (EWR-LDY)

Prices were available within the past 7 days and start at $438 for one-way flights and $706 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Mon, Mar 2 - Mon, Mar 16
EWR
New York
LDY
Londonderry
$706 Roundtrip, found 2 days ago
$706
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Mar 2 from New York to Londonderry, returning Mon, Mar 16, priced at $706 found 2 days ago
Aer Lingus
Mon, Mar 2 - Mon, Mar 16
EWR
New York
LDY
Londonderry
$725 Roundtrip, found 2 days ago
$725
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Mar 2 from New York to Londonderry, returning Mon, Mar 16, priced at $725 found 2 days ago
Aer Lingus
Mon, Mar 2 - Mon, Mar 16
EWR
New York
LDY
Londonderry
$732 Roundtrip, found 2 days ago
$732
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Mon, Mar 2 from New York to Londonderry, returning Mon, Mar 16, priced at $732 found 2 days ago
Aer Lingus
Wed, Apr 15 - Tue, Apr 21
EWR
New York
LDY
Londonderry
$738 Roundtrip, found 1 day ago
$738
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, Apr 15 from New York to Londonderry, returning Tue, Apr 21, priced at $738 found 1 day ago
Aer Lingus
Wed, Apr 15 - Tue, Apr 21
EWR
New York
LDY
Londonderry
$749 Roundtrip, found 1 day ago
$749
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, Apr 15 from New York to Londonderry, returning Tue, Apr 21, priced at $749 found 1 day ago
United
Mon, Mar 2 - Mon, Mar 16
EWR
New York
LDY
Londonderry
$757 Roundtrip, found 2 days ago
$757
Roundtrip
found 2 days ago
Select United flight, departing Mon, Mar 2 from New York to Londonderry, returning Mon, Mar 16, priced at $757 found 2 days ago
Aer Lingus
Fri, Jan 16 - Fri, Jan 23
EWR
New York
LDY
Londonderry
$760 Roundtrip, found 2 days ago
$760
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Fri, Jan 16 from New York to Londonderry, returning Fri, Jan 23, priced at $760 found 2 days ago
Aer Lingus
Mon, Jan 12 - Mon, Jan 19
EWR
New York
LDY
Londonderry
$769 Roundtrip, found 6 days ago
$769
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Mon, Jan 12 from New York to Londonderry, returning Mon, Jan 19, priced at $769 found 6 days ago
Aer Lingus
Mon, Jan 12 - Mon, Jan 19
EWR
New York
LDY
Londonderry
$776 Roundtrip, found 6 days ago
$776
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Mon, Jan 12 from New York to Londonderry, returning Mon, Jan 19, priced at $776 found 6 days ago
British Airways
Mon, Mar 2 - Mon, Mar 16
EWR
New York
LDY
Londonderry
$788 Roundtrip, found 2 days ago
$788
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Mar 2 from New York to Londonderry, returning Mon, Mar 16, priced at $788 found 2 days ago
Flights from Newark Liberty Intl. Airport (EWR) to Londonderry (LDY)
Origin airport
Newark Liberty Intl. Airport
Destination airport
City of Derry
Airlines serving
British Airways
Roundtrip price
$705
Distance
3126 mi

Newark Liberty Intl. Airport to Londonderry Flights

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

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 Londonderry are during the month of March. You can find some of the cheapest flights from Newark Liberty Intl. Airport to Londonderry with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to Londonderry: 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 Londonderry

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 Londonderry in 2026. You can also book with separate airlines for your outbound and return journeys, from $438 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 Londonderry 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 Londonderry 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 City of Derry Airport (LDY) cost?
Lock in a cheap one-way flight from $438 or cheap return flight from $706 from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY)?
Planning your trip for March may help you find better deals, as it's the cheapest month for flights between EWR and LDY. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest EWR to LDY flight.
How many flights per day from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY)?
You'll have to catch a flight with a layover when traveling from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from EWR to LDY?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the season and airline.*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 City of Derry Airport (LDY)?
To reach City of Derry Airport (LDY) on schedule, book a flight that leaves Liberty Intl. Airport (EWR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 City of Derry Airport (LDY) last-minute?
Waiting until just before your departure to book a flight from EWR to LDY generally means paying more. While it's possible to find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for the best chance of landing a bargain.
Is it cheaper to book an EWR to LDY flight and hotel package?
You'll generally save money by securing an EWR to LDY flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to City of Derry Airport (LDY)?
If you reserved your EWR to LDY flight within the last 24 hours, you may be able to cancel or modify it without any 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, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.