$371 Cheap Aer Lingus flights Boston (BOS) to Dublin (DUB)

View $371 flight on Wed, Apr 22, 2026Opens in a new window

$371 Cheap Aer Lingus flights Boston (BOS) to Dublin (DUB)

Prices were available within the past 7 days and start at $371 for one-way flights and $372 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, Jan 28 - Wed, Feb 11
BOS
Boston
DUB
Dublin
$372 Roundtrip, just found
$372
Roundtrip
just found
Select Aer Lingus flight, departing Wed, Jan 28 from Boston to Dublin, returning Wed, Feb 11, priced at $372 just found
Flights from Boston (BOS) to Dublin (DUB)
Origin airport
Logan Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Fly Play, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Aer Lingus
Distance
2985 mi
Average flight time
11 hours 3 mins

Frequently asked questions

How much is an Aer Lingus flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap Aer Lingus return flights from $372 from BOS to DUB. Affordable one-way options from $371 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.
What is the cheapest month to fly from BOS to DUB with Aer Lingus?
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.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to Dublin Airport (DUB) with Aer Lingus?
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.
Does Aer Lingus fly nonstop from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
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.
How long does it take to fly from BOS to DUB with Aer Lingus?
The journey time for a nonstop Aer Lingus flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB) takes approximately 6h 5m.
Which day of the week has the most Aer Lingus flights from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
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.
What is the earliest Aer Lingus flight from BOS to DUB?
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.
What airports does Aer Lingus fly into in Dublin?
Aer Lingus flights from Logan Intl. Airport (BOS) to Dublin come in to Dublin Airport (DUB). This is the main gateway to this destination.
What kind of luggage can I take on an Aer Lingus flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
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.
Why fly with Aer Lingus from BOS to DUB?
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.
What type of plane does Aer Lingus fly from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
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.
Can I change or cancel my Aer Lingus flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
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.

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*Available to One Key members.