Cheapest return flights from Philadelphia to Dublin in December from 391€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Dublin (DUB) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec Aer Lingus direct
08 Dec - 15 Dec Aer Lingus direct
28 Dec - 17 Jan United
29 Dec - 17 Jan United
29 Dec - 18 Jan United
13 Dec - 20 Dec United
27 Dec - 17 Jan United
12 Dec - 21 Dec Aer Lingus direct
26 Dec - 31 Dec Aer Lingus
29 Dec - 17 Jan Finnair direct
28 Dec - 17 Jan Finnair direct
13 Dec - 20 Dec Aer Lingus direct
27 Dec - 17 Jan Finnair direct
21 Dec - 03 Jan KLM
28 Dec - 02 Jan TAP
28 Dec - 03 Jan Aer Lingus

Also check the deals for one-way flights from Philadelphia 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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