$358 Cheap Aer Lingus flights New York (JFK) to Dublin (DUB)

Apply the "Price (lowest to highest)" filter on Expedia to find cheap Aer Lingus return flights from $349 from JFK to DUB. Affordable one-way tickets from $358 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find affordable flights from JFK to DUB with Aer Lingus, start your search about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Taking off from JFK at 5:00PM UTC-5, the earliest Aer Lingus flight to DUB arrives at 4:15AM UTC+0. Flying early means you'll be less likely to encounter cancellations or delays.* Not an early riser? The last Aer Lingus flight from JFK to DUB departs at 9:00PM UTC-5 and touches down at 8:40AM UTC+0.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Flying from JFK to DUB with Aer Lingus means enjoying plenty of perks, such as a 4-star airline rating and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's in addition to the Aer Lingus AerClub points you can earn with Aer Lingus.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.