$269 Cheap Flights from Boston (BOS) to Dublin (DUB)

View $269 flight on Mon, Apr 27, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Dublin Airport (DUB)

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Cheap Flights from Boston to Dublin (BOS-DUB)

Prices were available within the past 7 days and start at $269 for one-way flights and $338 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, Apr 27 - Thu, May 7
BOS
Boston
DUB
Dublin
$338 Roundtrip, found 14 hours ago
$338
Roundtrip
found 14 hours ago
Select Icelandair flight, departing Mon, Apr 27 from Boston to Dublin, returning Thu, May 7, priced at $338 found 14 hours ago
Icelandair
Mon, Apr 27 - Wed, May 13
BOS
Boston
DUB
Dublin
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select Icelandair flight, departing Mon, Apr 27 from Boston to Dublin, returning Wed, May 13, priced at $430 found 2 days ago
Icelandair
Sat, May 2 - Thu, May 7
BOS
Boston
DUB
Dublin
$441 Roundtrip, just found
$441
Roundtrip
just found
Select Icelandair flight, departing Sat, May 2 from Boston to Dublin, returning Thu, May 7, priced at $441 just found
Air Canada
Sun, Aug 23 - Mon, Sep 7
BOS
Boston
DUB
Dublin
$456 Roundtrip, found 3 days ago
$456
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Aug 23 from Boston to Dublin, returning Mon, Sep 7, priced at $456 found 3 days ago
Aer Lingus
Fri, Sep 4 - Sat, Dec 12
BOS
Boston
DUB
Dublin
$456 Roundtrip, found 3 days ago
$456
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Fri, Sep 4 from Boston to Dublin, returning Sat, Dec 12, priced at $456 found 3 days ago
Scandinavian Airlines
Fri, Sep 25 - Tue, Oct 6
BOS
Boston
DUB
Dublin
$465 Roundtrip, found 3 days ago
$465
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, Sep 25 from Boston to Dublin, returning Tue, Oct 6, priced at $465 found 3 days ago
Swiss International Air Lines
Fri, Nov 13 - Fri, Nov 20
BOS
Boston
DUB
Dublin
$481 Roundtrip, found 6 days ago
$481
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Fri, Nov 13 from Boston to Dublin, returning Fri, Nov 20, priced at $481 found 6 days ago
JetBlue Airways
Tue, Aug 18 - Tue, Sep 1
BOS
Boston
DUB
Dublin
$496 Roundtrip, found 11 hours ago
$496
Roundtrip
found 11 hours ago
Select JetBlue Airways flight, departing Tue, Aug 18 from Boston to Dublin, returning Tue, Sep 1, priced at $496 found 11 hours ago
Iberia
Sat, May 9 - Tue, May 26
BOS
Boston
DUB
Dublin
$503 Roundtrip, found 1 day ago
$503
Roundtrip
found 1 day ago
Select Iberia flight, departing Sat, May 9 from Boston to Dublin, returning Tue, May 26, priced at $503 found 1 day ago
United
Wed, Sep 2 - Tue, Sep 8
BOS
Boston
DUB
Dublin
$506 Roundtrip, found 1 hour ago
$506
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Sep 2 from Boston to Dublin, returning Tue, Sep 8, priced at $506 found 1 hour ago

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Alternative airports near Dublin

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dublin Airport DUB. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $570
DUB
Dublin Airport
CheapestClosest
Average driving time to city center14 min
Flights from $570

Find the cheapest month to fly from Boston (BOS) to Dublin (DUB)

November is typically the cheapest month to fly

From $238 - $408 per traveler.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB) cost?
You can find cheap one-way flights from $269 and cheap return flights from $338 Boston, MA (BOS-Logan Intl.) to Dublin (DUB) with Expedia. One-way flights usually range from $349 to $7702, and return flights typically cost between $374 and $4831. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to Dublin (DUB) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
January is the cheapest month to fly from Boston, MA (BOS) to Dublin (DUB), with average return fares around $502. This fare is about 16% lower than the average price throughout the year, as travel demand typically drops after the holiday season. Other budget-friendly months for this route include October and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
There are 3 airlines offering direct flights from BOS to DUB:

  • Aer Lingus operates around 17 direct flights from BOS to DUB every week
  • Delta operates around 7 direct flights from BOS to DUB every week
  • JetBlue Airways operates around 7 direct flights from BOS to DUB every week

What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
Swiss International Air Lines is one of the cheapest airlines offering connecting flights from Logan Intl. (BOS) to Dublin (DUB), starting from around $370. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
The best airline to fly with from Boston, MA (BOS) to Dublin (DUB) will differ from traveler to traveler. If you like to fly early, Aer Lingus offers early morning flights. If price is the most important factor, JetBlue Airways typically offers the lowest fares. American Airlines offers the most daily flights from BOS to DUB, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
When flying from Boston, MA (BOS) to Dublin (DUB), January and October are your best bets. In January, you can find return flights for about $502, making it a cost-effective choice. October is also popular, offering a vibrant atmosphere in Dublin as the fall season sets in, providing a delightful travel experience.*Prices based on flights available on Expedia in the last year.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
There are approximately 4 nonstop flights per day from Logan Intl. (BOS) to (DUB). For more options, look at flights that include layovers.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BOS to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
The most popular departure times for flights from Boston (BOS) to Dublin (DUB) are late at night, from 9pm to midnight. About 37% of passengers prefer this time window. Many major carriers, including Aer Lingus, Delta, and British Airways, offer flights during this window. This timing is popular because it lets you enjoy a full day in Boston before your flight and arrive in Dublin the next morning ready to explore.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
Flying nonstop from BOS to DUB takes around 6 hours, with the route covering approximately 2,986 miles. Flights with a layover typically take 8 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
Business class is available on flights from BOS to DUB. Airlines that offer business class service on this route include:

  • Aer Lingus
  • KLM
  • Turkish Airlines
  • Air Canada
  • British Airways
  • SAS
  • Swiss International Air Lines
  • Icelandair
  • TAP Portugal
  • Lufthansa

First class is available with Lufthansa and United Airlines.
How much is a business class flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
A direct, return business class ticket from Boston (BOS) to Dublin (DUB) typically costs between $4,974 - $7,562. A non-stop, one-way business class flight is usually around $3,458 - $6,604. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Boston, MA (BOS-Logan Intl.) to Dublin (DUB) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Dublin (DUB) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Dublin (DUB) Dublin Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Dublin (DUB)?
If you booked your Boston, MA (BOS-Logan Intl.) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$338
Distance
2985 mi
Average flight time
10 hours 3 mins

Book with confidence

Boston to Dublin Flights

The cheapest times to fly from Boston 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 Boston to Dublin are during the month of April. You can find some of the cheapest flights from Boston to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Dublin

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Dublin in 2026. You can also book with separate airlines for your outbound and return journeys, from $269 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 Boston 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 Boston 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.

 

Boston to Dublin Flights

*Flight schedules are subject to change.

*Available to One Key members.