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

Flights overview

Useful information for finding cheap flights from Boston to Dublin and booking your next trip

Cheapest round-trip flights	$635	Delta Nonstop 7 hr Sun, May 3 — Sat, May 9	The cheapest round-trip flight from Boston to Dublin is currently $635
Cheapest one-way flight	$355	Icelandair 1 stop 12 hr Wed, Jul 15	The cheapest one-way flight from Boston to Dublin is currently $355
Last-minute weekend getaway	$635	Delta Nonstop 7 hr Thu, May 7 — Sun, May 10	The cheapest last-minute weekend getaway from Boston to Dublin is currently $635
Cheapest business class flights	$2,365	Icelandair 1 stop 12 hr Mon, May 11 — Wed, May 20	The cheapest business class round-trip flight from Boston to Dublin is currently $2,365

Fastest flight	6 hr	The fastest nonstop flight from Boston to Dublin takes 6 hr
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Boston to Dublin is typically November. The most expensive month to fly is typically May.

November Cheapest	Typical prices: $335–485
May Most expensive	Typical prices: $520–710

Popular airlines from Boston to Dublin

Aer Lingus

Nonstop

from $665

Typical price: $405–1,350

21 weekly nonstop flights

BOS - DUB Every day
Delta

Nonstop

from $635

Typical price: $375–1,050

7 weekly nonstop flights

BOS - DUB Every day

51 weekly connecting flights

BOS - DUB Every day
JetBlue

Nonstop

from $635

Typical price: $445–920

7 weekly nonstop flights

BOS - DUB Every day

8 weekly connecting flights

BOS - DUB Every day
United

from $636

Typical price: $365–870

35 weekly connecting flights

BOS - DUB Every day
American

from $650

Typical price: $405–950

29 weekly connecting flights

BOS - DUB Every day
SWISS

from $769

Typical price: $440–1,350

21 weekly connecting flights

BOS - DUB Every day

Popular airports near Boston

Boston Logan International Airport (BOS)

Boston United States 12 min 2 mi
John F. Kennedy International Airport (JFK)

New York United States 3 hr 37 min 184 mi
LaGuardia Airport (LGA)

New York United States 3 hr 25 min 181 mi
Rhode Island T.F. Green International Airport (PVD)

Providence United States 1 hr 7 min 47 mi

Popular airports near Dublin

Dublin Airport (DUB)

Dublin Ireland 23 min 4 mi
Shannon Airport (SNN)

Shannon Ireland 2 hr 49 min 119 mi
Cork Airport (ORK)

Cork Ireland 3 hr 2 min 140 mi
Ireland West Airport Knock (NOC)

Knock Ireland 2 hr 40 min 111 mi

Frequently asked questions about flying from Boston to Dublin

The cheapest flights from Boston to Dublin are usually in November. Typical ticket prices in November range from $335 to $485.

The cheapest round-trip flight from Boston to Dublin recently found on Google Flights was with Delta from $635. The cheapest one-way flight was with Icelandair from $355.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Aer Lingus flight from Boston to Dublin is $665, flying from May 3 to May 10.
The cheapest Delta flight from Boston to Dublin is $635, flying from May 3 to May 9.
The cheapest JetBlue flight from Boston to Dublin is $635, flying from May 3 to May 12.
The cheapest United flight from Boston to Dublin is $636, flying from May 3 to May 11.
The cheapest American flight from Boston to Dublin is $650, flying from May 4 to May 11.
The cheapest SWISS flight from Boston to Dublin is $769, flying from May 28 to Jun 3.

The cheapest round-trip flight from Boston to Dublin starts at $635 from Sun, May 3 to Sat, May 9. The cheapest one-way flight starts at $355 and departs on Wed, Jul 15.

6 hr is the shortest flight time from Boston to Dublin.

Peak season is in summer (Jun–mid-Sep), when weather is warm and mild. Spring (Mar–May) and fall (mid-Sep–Nov) are moderate. Winter (Dec–Feb) is chilly and wet. The town fills for the St Patrick’s Day Festival (Mar 17) and Bloomsday (Jun 16), a celebration honouring the novel "Ulysses" by local writer James Joyce. The Dublin Fringe and Theatre festivals (Sep–Oct) feature contemporary art, theatre and music.

It's easy to use Google Flights to find the cheapest days to fly from Boston to Dublin.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Boston to Dublin really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Boston to Dublin.

In terms of nonstop flights, Aer Lingus is the most popular. Aer Lingus offers 21 nonstop flights per week. Aer Lingus flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .

In terms of flights, Delta is the most popular. Delta offers 7 nonstop flights and 51 connecting flights per week. Delta flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .

Other popular airlines flying from Boston to Dublin are:

JetBlue offers 7 nonstop flights and 8 connecting flights per week. JetBlue flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .
United offers 35 connecting flights per week. United flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .
American offers 29 connecting flights per week. American flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .
SWISS offers 21 connecting flights per week. SWISS flies from Boston Logan International Airport (BOS) to Dublin Airport (DUB) .

The number of connecting flights refers to distinct flights with at least one stop between Boston and Dublin.

The cheapest round-trip flight from Boston to Dublin recently found on Google Flights was with Delta from $635. The cheapest one-way flight was with Icelandair from $355.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Aer Lingus flight from Boston to Dublin is $665, flying from May 3 to May 10.
The cheapest Delta flight from Boston to Dublin is $635, flying from May 3 to May 9.
The cheapest JetBlue flight from Boston to Dublin is $635, flying from May 3 to May 12.
The cheapest United flight from Boston to Dublin is $636, flying from May 3 to May 11.
The cheapest American flight from Boston to Dublin is $650, flying from May 4 to May 11.
The cheapest SWISS flight from Boston to Dublin is $769, flying from May 28 to Jun 3.

Aer Lingus, JetBlue and Delta fly direct from Boston to Dublin.

There are 21 Aer Lingus direct flights from Boston to Dublin per week. Flights are available every day.
There are 7 Delta direct flights from Boston to Dublin per week. Flights are available every day.
There are 7 JetBlue direct flights from Boston to Dublin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Boston and Dublin at price $635 is offered by Delta from Thu, May 7 to Sun, May 10.

Aer Lingus, JetBlue and Delta fly direct from Boston to Dublin.

There are 21 Aer Lingus direct flights from Boston to Dublin per week. Flights are available every day.
There are 7 Delta direct flights from Boston to Dublin per week. Flights are available every day.
There are 7 JetBlue direct flights from Boston to Dublin per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Boston to Dublin on a daily basis.

The cheapest direct (nonstop) round-trip flights between Boston and Dublin start at $635 from Sun, May 3 to Sat, May 9 with Delta.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Boston to Dublin, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Boston and Dublin start at $2,365 from Mon, May 11 to Wed, May 20 with Icelandair.

The cheapest economy class round-trip flights between Boston and Dublin start at $635 from Sun, May 3 to Sat, May 9.

To book business class trips from Boston to Dublin, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Boston and Dublin starts at $635 from Thu, May 7 to Sun, May 10 with Delta.

The cheapest last-minute deal between Boston and Dublin at price $635 is offered by Delta from Thu, May 7 to Sun, May 10.

To find last-minute flight deals from Boston to Dublin, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.