Cheapest one-way flights from Boston to Dublin in December from 232€

AirHint found the following cheapest one-way flights from Boston (BOS) to Dublin (DUB) in December 2025 (see full year).

One-Way flights

31 Dec Icelandair
30 Dec Austrian Airlines
25 Dec Austrian Airlines
28 Dec Austrian Airlines
29 Dec Austrian Airlines
27 Dec Air Canada
30 Dec Air France direct
20 Dec Lufthansa
29 Dec Aer Lingus direct
23 Dec Air France direct

Also check the deals for return flights from Boston to Dublin in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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