Flights from Boston to Dublin

Our cheapest offers for flights from Boston to Dublin

Here you can compare cheap flights from Boston (BOS) to Dublin (DUB) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Dublin. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
Dublin
Outbound
11/09/25
1 Stopover (YYZ)
AC8693, AC0800
13h 10min
Return
12/07/25
1 Stopover (YYZ)
AC0801, AC8694
11h 57min
Air Canada ?
$330
Best option
Boston
Dublin
Outbound
02/13/26
direct
EI0132
06h 05min
Return
02/26/26
direct
EI0133
07h 15min
Aer Lingus Irish Airlines
$338
Boston
Dublin
Outbound
11/09/25
1 Stopover (EWR)
UA0521, UA0317
10h 30min
Return
12/07/25
1 Stopover (YYZ)
UA8604, UA8138
14h 02min
United Airlines ?
$332
Boston
Dublin
Outbound
11/09/25
2 Stopovers (YUL, ZRH)
AC8605, AC6820, LX0400
21h 15min
Return
12/07/25
2 Stopovers (YYZ, YUL)
AC0801, AC0412, AC8610
15h 12min
Air Canada, Swiss International Air Lines
$336
Boston
Dublin
Outbound
11/09/25
2 Stopovers (YUL, ZRH)
AC8605, AC6820, LX0400
21h 15min
Return
12/07/25
2 Stopovers (YYZ, YUL)
AC0801, AC0412, AC8610
15h 12min
Air Canada, Swiss International Air Lines
$338
Boston
Dublin
Outbound
02/13/26
direct
EI0132
06h 05min
Return
02/26/26
direct
EI0133
07h 15min
Aer Lingus Irish Airlines
$345
Boston
Dublin
Outbound
11/09/25
1 Stopover (EWR)
UA1882, UA0023
14h 31min
Return
12/07/25
1 Stopover (MUC)
LH4177, LH0424
12h 45min
United Airlines
$346
Boston
Dublin
Outbound
02/13/26
direct
EI0132
06h 05min
Return
02/26/26
direct
EI0133
07h 15min
Aer Lingus Irish Airlines
$349
Boston
Dublin
Outbound
11/09/25
direct
EI0136
06h 00min
Return
12/07/25
direct
EI0133
07h 15min
Aer Lingus Irish Airlines ?
$356
Boston
Dublin
Outbound
02/13/26
1 Stopover (PHL)
AA2632, AY3802
09h 00min
Return
02/26/26
1 Stopover (PHL)
AY3803, AA4509
13h 24min
American Airlines, Finnair
$364
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Dublin

Favorite airline: SAS
39 % of flights from Boston to Dublin are booked with SAS.
SAS
39 %
British Airways
11 %
Aer Lingus
11 %
Direct flights are more expensive
Flights with a stopover are on average $97.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
06h 10min
13h 00min
36h 40min
$525
$435
$428
Favourite connection: via Copenhagen
On this route, flights with a stopover in Copenhagen are the most popular.
Route
bookings
1 stopover Copenhagen
13h 00min, from $435
30 %
2 stopovers Copenhagen Oslo-Gardermoen
36h 40min, from $428
26 %
Direct flights
06h 10min, from $525
19 %

Important flight information

Flight information: Boston - Dublin

Roundtrip from $329.10
Flight duration min. 05:55
Return flight duration min. 07:20
Distance 4808 km
Flights per week 8
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Dublin (DUB)
Destination country Flights to Ireland
Alternative flights to Dublin
Flight destinations with a similar price
Flight destinations with a similar price