Cheap flights from Boston to County Dublin

View AU$282 flight on Sun, 26 Oct. 2025Opens in a new window

Popular airlines from Boston to County Dublin

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • Delta

    Delta

  • Aer Lingus

    Aer Lingus

  • Icelandair

    Icelandair

  • Swiss International Air Lines

    Swiss International Air Lines

  • TAP Portugal

    TAP Portugal

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Cheap Flights from Boston (BOS) to County Dublin (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 19 Aug. - Tue, 26 Aug.
BOS
Boston
DUB
Dublin
AU$527 Return, just found
AU$527
Return
just found
Select United flight, departing Tue, 19 Aug. from Boston to Dublin, returning Tue, 26 Aug., priced at AU$527 just found
Air Canada
Tue, 19 Aug. - Tue, 26 Aug.
BOS
Boston
DUB
Dublin
AU$527 Return, just found
AU$527
Return
just found
Select Air Canada flight, departing Tue, 19 Aug. from Boston to Dublin, returning Tue, 26 Aug., priced at AU$527 just found
Aer Lingus
Sun, 26 Oct. - Tue, 4 Nov.
BOS
Boston
DUB
Dublin
AU$571 Return, found 6 days ago
AU$571
Return
found 6 days ago
Select Aer Lingus flight, departing Sun, 26 Oct. from Boston to Dublin, returning Tue, 4 Nov., priced at AU$571 found 6 days ago
Icelandair
Sun, 26 Oct. - Tue, 4 Nov.
BOS
Boston
DUB
Dublin
AU$589 Return, found 6 days ago
AU$589
Return
found 6 days ago
Select Icelandair flight, departing Sun, 26 Oct. from Boston to Dublin, returning Tue, 4 Nov., priced at AU$589 found 6 days ago
Swiss International Air Lines
Wed, 7 Jan. - Mon, 12 Jan.
BOS
Boston
DUB
Dublin
AU$601 Return, found 1 day ago
AU$601
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, 7 Jan. from Boston to Dublin, returning Mon, 12 Jan., priced at AU$601 found 1 day ago
Lufthansa
Sun, 26 Oct. - Tue, 4 Nov.
BOS
Boston
DUB
Dublin
AU$654 Return, found 6 days ago
AU$654
Return
found 6 days ago
Select Lufthansa flight, departing Sun, 26 Oct. from Boston to Dublin, returning Tue, 4 Nov., priced at AU$654 found 6 days ago

Find the cheapest month to fly from Boston (BOS) to Dublin (DUB)

January is typically the cheapest month to fly

From AU$416 - AU$1,037 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.