Cheapest return flights from Philadelphia to Dublin in December from $515

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

Return flights

31 Dec - 07 Jan United
25 Dec - 10 Jan Iberia direct
25 Dec - 10 Jan United
23 Dec - 30 Dec Air Canada
23 Dec - 28 Dec British Airways
31 Dec - 07 Jan Aer Lingus direct
21 Dec - 28 Dec United
23 Dec - 28 Dec Finnair direct
20 Dec - 03 Jan Air Canada
21 Dec - 28 Dec Aer Lingus direct
20 Dec - 03 Jan American Airlines direct

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

Skyscanner

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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