$318 Cheap Flights from New York (LGA) to Dublin (DUB)

View $318 flight on Wed, Jul 23, 2025Opens in a new window
Find available prices by choosing your travel dates.

Cheap Flights from New York to Dublin (LGA-DUB)

Prices were available within the past 7 days and start at $318 for one-way flights and $421 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Aug 4 - Tue, Aug 19
LGA
New York
DUB
Dublin
$421 Roundtrip, found 1 hour ago
$421
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Mon, Aug 4 from New York to Dublin, returning Tue, Aug 19, priced at $421 found 1 hour ago
United
Wed, Aug 13 - Thu, Aug 21
LGA
New York
DUB
Dublin
$425 Roundtrip, found 21 hours ago
$425
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Aug 13 from New York to Dublin, returning Thu, Aug 21, priced at $425 found 21 hours ago
Air Canada
Mon, Aug 4 - Tue, Aug 19
LGA
New York
DUB
Dublin
$427 Roundtrip, found 1 hour ago
$427
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Mon, Aug 4 from New York to Dublin, returning Tue, Aug 19, priced at $427 found 1 hour ago
Air Canada
Mon, Feb 9 - Wed, Feb 18
LGA
New York
DUB
Dublin
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Feb 9 from New York to Dublin, returning Wed, Feb 18, priced at $430 found 2 days ago
Air Canada
Wed, Aug 13 - Wed, Aug 20
LGA
New York
DUB
Dublin
$434 Roundtrip, found 19 hours ago
$434
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Wed, Aug 13 from New York to Dublin, returning Wed, Aug 20, priced at $434 found 19 hours ago
Air Canada
Mon, Aug 4 - Tue, Aug 19
LGA
New York
DUB
Dublin
$443 Roundtrip, found 1 hour ago
$443
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Mon, Aug 4 from New York to Dublin, returning Tue, Aug 19, priced at $443 found 1 hour ago
Air Canada
Fri, Nov 7 - Tue, Nov 18
LGA
New York
DUB
Dublin
$445 Roundtrip, found 6 hours ago
$445
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Fri, Nov 7 from New York to Dublin, returning Tue, Nov 18, priced at $445 found 6 hours ago
American Airlines
Tue, Oct 28 - Mon, Nov 3
LGA
New York
DUB
Dublin
$498 Roundtrip, found 14 hours ago
$498
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Tue, Oct 28 from New York to Dublin, returning Mon, Nov 3, priced at $498 found 14 hours ago
Scandinavian Airlines
Tue, Oct 14 - Mon, Oct 27
LGA
New York
DUB
Dublin
$577 Roundtrip, found 5 days ago
$577
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, Oct 14 from New York to Dublin, returning Mon, Oct 27, priced at $577 found 5 days ago
Delta
Wed, Jun 25 - Wed, Jul 2
LGA
New York
DUB
Dublin
$667 Roundtrip, found 1 hour ago
$667
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Jun 25 from New York to Dublin, returning Wed, Jul 2, priced at $667 found 1 hour ago
Flights from New York (LGA) to Dublin (DUB)
Origin airport
LaGuardia
Destination airport
Dublin
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, JetBlue Airways, KLM, Scandinavian Airlines, United
Roundtrip price
$420
Distance
3169 mi

New York to Dublin Flights

The cheapest times to fly from New York to Dublin

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 New York to Dublin are during the month of August. You can find some of the cheapest flights from New York to Dublin with Expedia's search tool and vast selection of airlines.

The best time to book a flight from New York to Dublin

Sunday is one of the best days to book for cheap flights from New York to Dublin: 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 New York to Dublin

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 New York to Dublin 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 New York to Dublin 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 New York to Dublin 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 LaGuardia Airport (LGA) to Dublin Airport (DUB) cost?
Discover the latest flight deals from LGA to DUB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LGA to DUB?
The cheapest flights from LGA to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from LaGuardia Airport (LGA) to Dublin Airport (DUB)?
While New York, NY (LGA-LaGuardia) has no direct flights to Dublin Airport (DUB), other airports have nonstop routes. Traveling from John F. Kennedy Intl. Airport (JFK) will get you to Dublin without any detours.
What is the cheapest airline that flies from LGA to DUB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from LGA to DUB. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from LaGuardia Airport (LGA) to Dublin Airport (DUB)?
Nonstop flights from LaGuardia Airport (LGA) to Dublin Airport (DUB) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from LGA to DUB?
Generally you’ll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from LaGuardia Airport (LGA) to Dublin Airport (DUB)?
To arrive at Dublin Airport (DUB) on schedule, book a flight that leaves LaGuardia Airport (LGA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 LaGuardia Airport (LGA) to Dublin Airport (DUB) last-minute?
Booking your flight from LGA to DUB shortly before your getaway is generally more expensive. However, if you’re flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a LGA to DUB flight and hotel package?
Compared with arranging hotels and flights separately, booking a LGA to DUB flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place takes the hassle out of planning your trip. Simply pick your flights and select from our extensive range of hotels, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from LaGuardia Airport (LGA) to Dublin Airport (DUB)?
It’s usually possible to cancel or reschedule your LGA to DUB flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and whether any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.