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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 26/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

PLAY Logo
19:15 - 10:20BOS-DUB
10h 05m1 stop
PLAY Logo
11:35 - 17:50DUB-BOS
11h 15m1 stop
€277PLAY
Find Deal
Sat, 6 Sep - Wed, 10 Sep
PLAY Logo
19:15 - 10:10BOS-DUB
9h 55m1 stop
PLAY Logo
11:35 - 17:50DUB-BOS
11h 15m1 stop
€281PLAY
Find Deal
Wed, 3 Sep - Wed, 10 Sep
PLAY Logo
19:15 - 10:10BOS-DUB
9h 55m1 stop
PLAY Logo
11:35 - 17:50DUB-BOS
11h 15m1 stop
€282PLAY
Find Deal
Wed, 3 Sep - Wed, 10 Sep
 Logo
21:55 - 17:45BOS-DUB
14h 50m1 stop
 Logo
09:00 - 12:12DUB-BOS
32h 12m1 stop
€287
Find Deal
Wed, 12 Nov - Wed, 19 Nov
United Airlines Logo
05:30 - 07:10BOS-DUB
20h 40m1 stop
United Airlines Logo
09:20 - 09:30DUB-BOS
29h 10m1 stop
€288United Airlines
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Tue, 12 Aug - Thu, 21 Aug
United Airlines Logo
05:30 - 10:20BOS-DUB
23h 50m1 stop
United Airlines Logo
09:20 - 09:30DUB-BOS
29h 10m1 stop
€289United Airlines
Find Deal
Tue, 12 Aug - Thu, 21 Aug
Aer Lingus Logo
21:20 - 08:15BOS-DUB
5h 55mdirect
Aer Lingus Logo
16:45 - 18:55DUB-BOS
7h 10mdirect
€290Aer Lingus
Find Deal
Wed, 12 Nov - Wed, 19 Nov
Aer Lingus Logo
21:20 - 08:15BOS-DUB
5h 55mdirect
Aer Lingus Logo
16:45 - 18:55DUB-BOS
7h 10mdirect
€293Aer Lingus
Find Deal
Sun, 2 Nov - Tue, 11 Nov
KLM Logo
23:40 - 10:45BOS-DUB
6h 05mdirect
KLM Logo
10:00 - 16:36DUB-BOS
11h 36m1 stop
€300KLM
Find Deal
Sun, 27 Jul - Tue, 5 Aug
 Logo
21:40 - 17:50BOS-DUB
15h 10m1 stop
 Logo
09:50 - 21:25DUB-BOS
16h 35m2 stops
€312
Find Deal
Mon, 8 Sep - Thu, 18 Sep

United Airlines flights from Boston to Dublin

Our best United Airlines deals on Boston to Dublin flight tickets
United Airlines
12 Aug
BOS05:30Boston Logan Intl
20h 40m
1 stop
DUB07:10Dublin
21 Aug
DUB09:20Dublin
29h 10m
1 stop
BOS09:30Boston Logan Intl
United Airlines
12 Aug
BOS05:30Boston Logan Intl
23h 50m
1 stop
DUB10:20Dublin
21 Aug
DUB09:20Dublin
29h 10m
1 stop
BOS09:30Boston Logan Intl
United Airlines
21 Oct
BOS19:08Boston Logan Intl
31h 02m
1 stop
DUB07:10Dublin
7 Nov
DUB09:00Dublin
29h 57m
1 stop
BOS09:57Boston Logan Intl

KLM flights from Boston to Dublin

Our best KLM deals on Boston to Dublin flight tickets
KLM
27 Jul
BOS23:40Boston Logan Intl
6h 05m
DUB10:45Dublin
5 Aug
DUB10:00Dublin
11h 36m
1 stop
BOS16:36Boston Logan Intl
KLM
22 Jun
BOS17:05Boston Logan Intl
11h 10m
1 stop
DUB09:15Dublin
1 Jul
DUB10:00Dublin
11h 30m
1 stop
BOS16:30Boston Logan Intl
KLM
27 Jun
BOS16:40Boston Logan Intl
10h 40m
1 stop
DUB08:20Dublin
3 Jul
DUB10:00Dublin
11h 30m
1 stop
BOS16:30Boston Logan Intl

See travel insights to Dublin from

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

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 €427.

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

Our data shows that Tuesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €496. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around €676. 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 evening. Our users have found flights to Dublin in the evening for as low as €597. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €646 on average. Flights to Dublin from Boston in the afternoon 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 7 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €501 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Boston for as low as €462 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.

How have Boston to Dublin flight prices changed over time?

As of June 2025, prices for Boston to Dublin flights are approximately 16% 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

€196

Fastest flight time

5h 55m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Boston in the past 72 hours is €196. The best return flight deal from Boston to Dublin found on momondo in the last 72 hours is €277.
The fastest flight from Boston to Dublin takes 5h 55m
Direct flights go from Boston to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)

  • 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 5h 55m, 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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €385Free CancellationRating
7.1
1,117 reviews
Search Aer Lingus flights
  • Aer Lingus Flights From Boston to Dublin

    Across 13 Aer Lingus flights from Boston to Dublin this week, the average price was €548, with the best Aer Lingus deals starting from €445 round-trip. 1,117 users have rated Aer Lingus on momondo, with an average score of 7.1/10.


Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Enniscorthy
Swords
Dundalk
Wicklow
Cavan
Arklow
Naas
Tullamore
Gorey
Kildare
Mullingar
Drogheda
Maynooth
Portmarnock
Bray
Castleknock
Leixlip
Malahide

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.


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1 adult
Fri 20/6
Fri 27/6