$414 Cheap Aer Lingus flights Boston (BOS) to Dublin (DUB)

Make use of the “Price (lowest to highest)” filter on Expedia to look for cheap Aer Lingus return flights from $338 from BOS to DUB. Affordable one-way options from $414 are also available.**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.

Aer Lingus flights to Dublin are usually more affordable in the low-season months of January and February. Whether you’re after a round-trip or one-way ticket, you could land a better deal then.

To find affordable flights from BOS to DUB with Aer Lingus, begin searching 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 good 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.

You can easily fly from Logan Intl. Airport (BOS) to Dublin Airport (DUB) on one of Aer Lingus’s 14 direct weekly flights. Use Expedia’s “Nonstop” and “Airline” filters to find the Aer Lingus flight that’ll take you to DUB at a time that suits you.

The journey time for a nonstop Aer Lingus flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB) takes approximately 6h 5m.

Thursday has the most Aer Lingus flights from Logan Intl. Airport (BOS) to Dublin Airport (DUB). With 2 daily departures, this is the best day of the week to book something that will suit your schedule.

Setting off from BOS at 5:45PM UTC-5, the earliest Aer Lingus flight to DUB arrives at 4:50AM UTC+0. Flying earlier in the day means you’re less likely to encounter delays or cancellations.* Prefer a later start? The last Aer Lingus flight from BOS to DUB departs at 9:10PM UTC-5 and touches down at 8:15AM 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.

Aer Lingus flights from Logan Intl. Airport (BOS) to Dublin come in to Dublin Airport (DUB). This is the main gateway to this destination.

Aer Lingus lets travelers bring 1 checked-in bag weighing up to 50 lb with maximum dimensions of 62 inches on standard economy flights from BOS to DUB. You can also take 1 cabin bag in the cabin. This carry-on luggage must not exceed 21 inches x 15 inches x 9 inches and weigh less than 22 lb. Baggage allowances can differ depending on your fare type and cabin class, so double-check your booking or Aer Lingus’s website to avoid extra fees at the airport.

Jetting off from BOS to DUB with Aer Lingus means enjoying a host of perks, including a 4-star airline rating and a rewarding loyalty program. Plus, when you book 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.

Aer Lingus typically uses Airbus A321neo planes for flights from Logan Intl. Airport (BOS) to Dublin Airport (DUB). Keep in mind that aircraft type can differ depending on operational demands, so the plane you catch might be different on your travel date.

Changes are often free within 24 hours of booking, but your airline may charge a fee after that time. For more details about altering your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional charges, check the “Changes included” and “No cancel fee” filters when organizing your next adventure.