Cheapest return BOS–DUB flights, December

AirHint found the following cheapest return flights from Boston (BOS) to Dublin (DUB) in December 2026 (see full year).

Return flights

01 Dec - 09 Dec TAP
01 Dec - 09 Dec Aer Lingus direct
02 Dec - 09 Dec Aer Lingus direct
03 Dec - 06 Dec Aer Lingus direct
03 Dec - 10 Dec Aer Lingus direct
06 Dec - 13 Dec Aer Lingus direct
07 Dec - 14 Dec Aer Lingus direct
08 Dec - 15 Dec Aer Lingus direct
09 Dec - 16 Dec Aer Lingus direct
10 Dec - 13 Dec Aer Lingus direct
30 Dec - 06 Jan Aer Lingus direct
31 Dec - 07 Jan Aer Lingus direct
27 Dec - 04 Jan Air France direct
13 Dec - 02 Jan Aer Lingus direct
26 Dec - 02 Jan Aer Lingus
29 Dec - 01 Jan Aer Lingus
29 Dec - 05 Jan Aer Lingus
30 Dec - 02 Jan Aer Lingus
27 Dec - 03 Jan Aer Lingus direct
31 Dec - 03 Jan Aer Lingus direct

Also check the deals for one-way flights from Boston to Dublin in December.

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.