Cheap Flights from Boston (BOS) to Dublin (DUB)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap Flights from Boston (BOS) to Dublin (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Scandinavian Airlines
Scandinavian Airlines
Scandinavian Airlines
Icelandair
Delta
Delta
Delta
KLM
Delta
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
Flight from Boston to Dublin route information
Origin airport
Logan Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Icelandair, KLM, Swiss International Air Lines, United
Return price
AU$664
Distance
4777 km

Your quick guide to flights from Boston to Dublin

Pick up great flights from Boston to Dublin

With Expedia, you have your pick of 8 flights a day with 20 airlines covering flights from Boston to Dublin. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Boston to Dublin that take around 15 hours.

Find cheap flights from Boston to Dublin

From the great flight deals with prices currently ranging from AU$664 to AU$989, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Boston to Dublin around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Dublin is normally in April.

Reasons to book your flight from Boston to Dublin with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Boston to Dublin across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Dublin right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Logan Intl. Airport to Dublin Airport (DUB)?
If you’re planning on travelling from BOS to Dublin Airport (DUB), round-trip journeys start from AU$664. This price is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don’t wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOS to DUB?
Most flights can be conveniently cancelled online, but whether you are charged a fee differs between airlines. If you do have to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Logan Intl. Airport (BOS) to Dublin Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Logan Intl. Airport (BOS) to Dublin Airport (DUB) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from BOS to DUB?
With a flight distance of 4 800 kilometres from BOS to DUB, this is a long-haul trip. Be sure to stay hydrated and go for a short walk down the aisle every so often.
Which airlines fly direct from Logan Intl. Airport to Dublin Airport (DUB)?
A popular airline that services the route from BOS to Dublin Airport (DUB) is Aer Lingus (EI). It offers 60 flights monthly. Offering 30 flights a month on this route, Delta Air Lines (DL) is another traveller favourite.
Are Logan Intl. Airport (BOS) to Dublin Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Logan Intl. Airport to Dublin Airport at the last minute could be your ticket to an awesome deal. However, it could end up costing a great deal more! If you’d rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn’t released tickets yet, check back frequently as deals are updated on Expedia all the time.
*Available to Expedia members.