Boston to Dublin Flights on Aer Lingus from $413.63*

Book Boston to Dublin flight deals*

$420.13
$2.5K
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Range$420.13-$2,460.13
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Top things to do in Dublin on a budget

Best things to do in Dublin - if you are looking to spend a little

Trinity College

Trinity College

Visit Trinity College and see the Book of Kells, an ancient manuscript containing the four Gospels of the New Testament. Visitors can see the Book of Kells for a small fee.

St. Stephens Green

St. Stephen's Green

Take a walk-through St. Stephen's Green, a beautiful public park in the city center.

History and Culture

History and Culture

The National Gallery of Ireland was established by an Act of Parliament in 1854. Today, the collection includes over 2,500 paintings and almost 10,000 other works of Irish and European art.

Ha'penny Bridge

Ha'penny Bridge

Take a stroll along the River Liffey and see the Ha'penny Bridge, a famous iron footbridge that spans the river.

Temple Bar neighborhood

Temple Bar neighborhood

Visit the Temple Bar neighborhood, known for its vibrant nightlife and traditional Irish pubs, where you can enjoy live music and a pint of Guinness without spending too much money.

Guinness Storehouse

Guinness Storehouse

Take a tour of the Guinness Storehouse to learn about the history of Ireland's most famous export and enjoy a pint of Guinness at the Gravity Bar.

Jameson Distillery

Jameson Distillery

Take a tour of the Jameson Distillery to learn about the history of Irish whiskey and sample some of the best whiskeys.

Dublin Zoo

Dublin Zoo

Located inside the equally wonderful Phoenix Park, Dublin Zoo's spacious 28-hectare site is home to more than 400 amazing animals from around the world.

Dublin Castle

Dublin Castle

Visit Dublin Castle, dating back to the 13th century, and has been a major political and social center for centuries.

Merrion Square

Merrion Square

Merrion Square, a local favourite and lesser-known city park, is home to Oscar Wilde statue, across from his birthplace. This beautiful park also features food markets and outdoor cinema in the summer.

Traditional Irish Music

Traditional Irish Music

Experience traditional Irish music session at one of Dublin's many pubs such as The Temple Bar.

National Museum of Ireland

National Museum of Ireland

The National Museum of Ireland is a treasure trove of artifacts dating from as early as 7,000 B.C., featuring outstanding examples of Celtic and Medieval art.

Take a tour of Dublin and its hidden gems in 59 seconds

Explore the sights and sounds of Dublin's fair city in our video "59 seconds in Dublin".

Find and Book Flights from Boston to Dublin

We offer nonstop direct flights from Boston to Dublin twice daily, connecting North American flyers to Ireland, Europe and beyond. Learn more about flying with Aer Lingus.

Why fly direct from Boston to Dublin with Aer Lingus?

Book your direct flights from Boston to Dublin Ireland with Aer Lingus and enjoy a warm Irish welcome onboard with complimentary meal and beverage service as well as a wide range of blockbuster movies, classic films, TV programs and box sets or music videos at your leisure. Play games or stay connected with Wi-Fi and our mobile network inflight.

How long is the flight from Boston to Dublin?

The total Boston to Dublin flight time is 6 hours and 30 minutes.

When is the cheapest time of year to fly to Dublin?

The cheapest time of year to fly to Dublin from Boston with Aer Lingus is January through to and including March.

What is the best day to book flights from Boston to Dublin?

Aer Lingus often releases sale fares on Tuesdays, making this the best day to book cheap flights to Dublin from Boston. Our advice if you are planning to fly from Boston to Dublin is to keep visiting us at aerlingus.com to ensure you do not miss these fares. You can also sign up for our newsletter and get the best flight deals straight to your inbox.

How much are Boston to Dublin flights?

Fares are based on availability and season. Our recommendation to get the best price fare is to book early and then start planning your trip. Always check our website for the most recent fares.

Is this your first trip to Dublin?

Read our beginner's guide for Ireland's capital, jam-packed with recommendations to suit every traveller. If you're social media savvy, you may want to explore Dublin through a different lens! Find the most Instagrammable spots in Dublin here. If you want to explore the heart of Dublin, we have some hidden gems that will make you feel like a true local.

More to discover in Dublin

A beginner's guide to Dublin

A beginner's guide: Dublin

Famous for it's culture, literary connections and it's lively atmosphere, Dublin makes a fantastic city break for anyone looking for something new and exciting.

The 7 most Instagrammable spots in Dublin

7 most Instagrammable spots in Dublin

Heading to Dublin on your next adventure? The Irish capital is a booming hub of nightlife, food and culture.

Dublin and its hidden gems

Dublin and its hidden gems

Explore the sights and sounds of Dublin's fair city in our video "59 Seconds to Dublin".

8 of the best hidden gem restaurants in Dublin

8 of the best hidden gem restaurants in Dublin

There has never been a better time to eat in Dublin. New restaurants are popping up all the time and old favourites keep upping their game.

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Book Boston to Dublin flight deals*

$
Book Boston to Dublin flight deals*
From
To
Fare Type
Dates
Price
FromBoston (BOS)ToDublin (DUB)Roundtrip*
/
Economy
Oct 8 2025 - Oct 12 2025

From

$462.54*

Seen: 21 hrs ago

FromBoston (BOS)ToDublin (DUB)Roundtrip*
/
Economy
Oct 11 2025 - Oct 16 2025

From

$499.04*

Seen: 17 hrs ago

FromBoston (BOS)ToDublin (DUB)Roundtrip*
/
Economy
Oct 10 2025 - Oct 15 2025

From

$499.04*

Seen: 16 hrs ago

FromBoston (BOS)ToDublin (DUB)Roundtrip*
/
Economy
Oct 9 2025 - Oct 14 2025

From

$499.04*

Seen: 9 hrs ago

FromBoston (BOS)ToDublin (DUB)Roundtrip*
/
Economy
Sep 11 2025 - Sep 21 2025

From

$507.54*

Seen: 19 hrs ago

* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.