How many flights depart from Boston to Dublin on average per week?

As of January 2026, 69 flights take off from Boston and land in Dublin each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

How often are flights from Boston to Dublin delayed?

Historically, on average around 7% of flights between Boston and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Boston to Dublin on average per day?

As of January 2026, there are 9 flights per day flying from Boston to Dublin. The most common time of day flights depart is 17:00, with 54% of flights taking off in the afternoon.

What is the cheapest airline that flies from Boston Logan Intl to Dublin?

LEVEL is the most popular carrier operating from Boston Logan Intl to Dublin

What is the most punctual flight time for Boston to Dublin flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Boston to Dublin flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Boston Logan Intl Airport to Dublin Airport?

Prices for flights from Boston Logan Intl Airport to Dublin Airport are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Dublin Airport?

As of January 2026, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to Dublin Airport.

How old do you have to be to fly from Boston Logan Intl Airport to Dublin Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€196 Cheap Flights from Boston to Dublin in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Boston to Dublin

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

05:50 - 07:45

BOS

DUB

20h 55m

1 stop

11:30 - 13:55

DUB

BOS

7h 25mdirect

€300Delta

Sat, 21 Feb - Sat, 28 Feb

22:15 - 09:20

BOS

DUB

6h 05mdirect

11:30 - 13:40

DUB

BOS

7h 10mdirect

€301KLM

Thu, 26 Feb - Sun, 1 Mar

07:16 - 08:10

BOS

DUB

19h 54m

1 stop

08:00 - 17:50

DUB

BOS

37h 50m

2 stops

€302United Airlines

Sat, 7 Mar - Sat, 14 Mar

11:51 - 07:30

BOS

DUB

14h 39m

1 stop

09:00 - 21:48

DUB

BOS

17h 48m

2 stops

€303United Airlines

Sat, 21 Feb - Sat, 28 Feb

20:05 - 16:55

BOS

DUB

15h 50m

1 stop

09:50 - 15:55

DUB

BOS

11h 05m

1 stop

€303Multiple Airlines

Wed, 1 Apr - Tue, 7 Apr

10:40 - 07:45

BOS

DUB

16h 05m

1 stop

11:30 - 13:40

DUB

BOS

7h 10mdirect

€304Multiple Airlines

Thu, 26 Feb - Mon, 2 Mar

09:30 - 07:20

BOS

DUB

16h 50m

1 stop

09:50 - 16:08

DUB

BOS

11h 18m

1 stop

€305United Airlines

Mon, 4 May - Tue, 12 May

14:20 - 07:30

BOS

DUB

12h 10m

2 stops

13:35 - 21:41

DUB

BOS

12h 06m

1 stop

€306United Airlines

Tue, 3 Mar - Tue, 10 Mar

13:30 - 07:30

BOS

DUB

13h 00m

1 stop

10:40 - 23:49

DUB

BOS

18h 09m

2 stops

€307United Airlines

Thu, 5 Feb - Mon, 9 Feb

10:15 - 07:10

BOS

DUB

15h 55m

2 stops

09:00 - 15:57

DUB

BOS

11h 57m

1 stop

€308Air Canada

Fri, 20 Feb - Mon, 23 Feb

Air Canada flights from Boston to Dublin

Our best Air Canada deals on Boston to Dublin flight tickets

Air Canada

20 Feb

BOS10:15Boston Logan Intl

15h 55m

2 stops

DUB07:10Dublin

23 Feb

DUB09:00Dublin

11h 57m

1 stop

BOS15:57Boston Logan Intl

€308

Air Canada

30 Jan

BOS10:15Boston Logan Intl

15h 55m

2 stops

DUB07:10Dublin

2 Feb

DUB09:00Dublin

15h 42m

2 stops

BOS19:42Boston Logan Intl

€310

Air Canada

20 Apr

BOS16:35Boston Logan Intl

10h 40m

1 stop

DUB08:15Dublin

1 May

DUB09:50Dublin

16h 37m

2 stops

BOS21:27Boston Logan Intl

€311

Lufthansa flights from Boston to Dublin

Our best Lufthansa deals on Boston to Dublin flight tickets

Lufthansa

4 Mar

BOS16:25Boston Logan Intl

11h 10m

1 stop

DUB08:35Dublin

18 Mar

DUB05:10Dublin

13h 00m

1 stop

BOS14:10Boston Logan Intl

€322

Lufthansa

21 Jan

BOS14:20Boston Logan Intl

21h 15m

2 stops

DUB16:35Dublin

25 Jan

DUB05:10Dublin

13h 25m

1 stop

BOS13:35Boston Logan Intl

€362

Lufthansa

21 Jan

BOS20:40Boston Logan Intl

15h 30m

1 stop

DUB17:10Dublin

30 Jan

DUB11:55Dublin

35h 40m

2 stops

BOS18:35Boston Logan Intl

€370

Fly from

Fly to

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 21/2

05:50-07:45

1 stop20h 55m

Dublin

Sat 28/2

11:30-13:55

Nonstop7h 25m

€300

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 26/2

22:15-09:20

Nonstop6h 05m

Dublin

Sun 1/3

11:30-13:40

Nonstop7h 10m

€301

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 7/3

07:16-08:10

1 stop19h 54m

Dublin

Sat 14/3

08:00-17:50

2 stops37h 50m

€302

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 21/2

11:51-07:30

1 stop14h 39m

Dublin

Sat 28/2

09:00-21:48

2 stops17h 48m

€303

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 1/4

20:05-16:55

1 stop15h 50m

Dublin

Tue 7/4

09:50-15:55

1 stop11h 05m

€303

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 26/2

10:40-07:45

1 stop16h 05m

Dublin

Mon 2/3

11:30-13:40

Nonstop7h 10m

€304

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 4/5

09:30-07:20

1 stop16h 50m

Dublin

Tue 12/5

09:50-16:08

1 stop11h 18m

€305

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 3/3

14:20-07:30

2 stops12h 10m

Dublin

Tue 10/3

13:35-21:41

1 stop12h 06m

€306

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 5/2

13:30-07:30

1 stop13h 00m

Dublin

Mon 9/2

10:40-23:49

2 stops18h 09m

€307

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 20/2

10:15-07:10

2 stops15h 55m

Dublin

Mon 23/2

09:00-15:57

1 stop11h 57m

€308

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of February, then book flights to Dublin from Boston during November instead. Flights to Dublin in November, while not as cheap as those in February, still average around €389.

What is the cheapest day to depart on your flight to Dublin?

Our data shows that Saturday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €436. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around €839. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

What is the cheapest time of day to depart on your flight to Dublin?

Our data shows that the cheapest Boston to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €563. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €605 on average. Flights to Dublin from Boston in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Boston Logan Intl to Dublin flight route?

Fly from Boston Logan Intl to Dublin for the best Boston Logan Intl - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €465 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Boston for as low as €444 on momondo.

What cabin class options are available on Boston Logan Intl to Dublin flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Dublin flights?

You could potentially save up to 27% on your flight if you consider stops on a Boston to Dublin flight.

How have Boston to Dublin flight prices changed over time?

As of January 2026, prices for Boston to Dublin flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Dublin according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Boston to Dublin (BOS to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Dublin

Best price found	€1,270
Fastest flight time	6h 00m
Direct flights	Every day
Airports in Dublin	1 airport

The best flight deal from Boston to Dublin found on momondo in the last 72 hours is €1,270

The fastest flight from Boston to Dublin takes 6h 00m

Direct flights go from Boston to Dublin every day.

There is 1 airport in Dublin. From Boston there are direct flights to Dublin (DUB).

Search flight deals

How far is Boston Logan Intl to Dublin by plane?
The straight-line distance from Boston Logan Intl to Dublin is 4805.6 km. Flights usually cover this in 6h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Boston Logan Intl Airport to Dublin Airport?
Prices for flights from Boston Logan Intl Airport to Dublin Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Dublin Airport?
As of January 2026, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to Dublin Airport.
How old do you have to be to fly from Boston Logan Intl Airport to Dublin Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Boston to Dublin?
Based on momondo bookings for flights between Boston and Dublin, the leading plane model is Boeing 767-300 (winglets), making up 28.97% of the total bookings. Other popular models include Airbus A330-300 with 22.55%, Airbus A321neo with 12.32%, and Airbus A330 with 10.88%.
What is the most popular airline from Boston to Dublin?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Dublin is Aer Lingus (100% of total bookings).

Best airlines flying from Boston to Dublin

Compare and see reviews for airlines that fly from Boston to Dublin with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom €308	Free Cancellation	Rating 7.2 1,437 reviews		Search Aer Lingus flights

Aer Lingus Flights From Boston to Dublin
Across 14 Aer Lingus flights from Boston to Dublin this week, the average price was €427, with the best Aer Lingus deals starting from €308 round-trip. 1,437 users have rated Aer Lingus on momondo, with an average score of 7.2/10.

Kilkenny

Athlone

Wicklow

Cavan

Swords

Dundalk

Naas

Tullamore

Kildare

Enniscorthy

Bray

Mullingar

Carlingford

Gorey

Malahide

Maynooth

Leixlip

Arklow

Castleknock

Drogheda

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Dublin?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Dublin . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Dublin with flexible booking policies on momondo?

Flights from Boston to Dublin with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Dublin?

momondo helps you find the best flight between Boston and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Dublin right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 19/2

Thu 26/2

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Airports servicing Ireland

Cheap flights from Boston to Dublin from €196

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Dublin departing on 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Boston to Dublin

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Air Canada flights from Boston to Dublin

Our best Air Canada deals on Boston to Dublin flight tickets

Lufthansa flights from Boston to Dublin

Our best Lufthansa deals on Boston to Dublin flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Boston to Dublin that are best for you.

See travel insights to Dublin from

How to get the cheapest flight ticket from Boston to Dublin

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of February, then book flights to Dublin from Boston during November instead. Flights to Dublin in November, while not as cheap as those in February, still average around €389.

What is the cheapest day to depart on your flight to Dublin?

What is the cheapest time of day to depart on your flight to Dublin?

What is the cheapest Boston Logan Intl to Dublin flight route?

Fly from Boston Logan Intl to Dublin for the best Boston Logan Intl - Dublin flight prices

How far in advance should I book a flight to Dublin?

What cabin class options are available on Boston Logan Intl to Dublin flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Dublin flights?

You could potentially save up to 27% on your flight if you consider stops on a Boston to Dublin flight.

How have Boston to Dublin flight prices changed over time?

As of January 2026, prices for Boston to Dublin flights are approximately 2% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Boston Logan Intl to Dublin?

LEVEL is the most popular carrier operating from Boston Logan Intl to Dublin

How often are flights from Boston to Dublin delayed?

Historically, on average around 7% of flights between Boston and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

What is the most punctual flight time for Boston to Dublin flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Boston to Dublin flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

How many flights depart from Boston to Dublin on average per day?

As of January 2026, there are 9 flights per day flying from Boston to Dublin. The most common time of day flights depart is 17:00, with 54% of flights taking off in the afternoon.

How many flights depart from Boston to Dublin on average per week?

As of January 2026, 69 flights take off from Boston and land in Dublin each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

When to book flights from Boston to Dublin

Cheap Boston to Dublin (BOS to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Dublin

Best price found

Fastest flight time

Direct flights

Airports in Dublin

How far is Boston Logan Intl to Dublin by plane?

When did momondo last update prices for flights from Boston Logan Intl Airport to Dublin Airport?

How many operators does momondo search for flights from Boston Logan Intl Airport to Dublin Airport?

How old do you have to be to fly from Boston Logan Intl Airport to Dublin Airport?

What documentation or ID do you need to fly to Dublin Airport?

What is the most popular plane model from Boston to Dublin?

What is the most popular airline from Boston to Dublin?

Best airlines flying from Boston to Dublin

Compare and see reviews for airlines that fly from Boston to Dublin with momondo

Aer Lingus Flights From Boston to Dublin

Travelling to a place near Dublin?

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Dublin?

Can I find flights from Boston to Dublin with flexible booking policies on momondo?

How can momondo help me find flights from Boston to Dublin?

I’m not ready to book a flight from Boston to Dublin right now. Can momondo alert me if prices change?

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland