Cheapest return flights from Philadelphia to Dublin in December from $1007

Best time to book flights for Philadelphia (PHL) to Dublin (DUB) flights at AirHint

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

Return flights

21 Dec - 28 Dec Finnair direct
25 Dec - 04 Jan Air Canada
27 Dec - 03 Jan KLM
20 Dec - 27 Dec Finnair direct
18 Dec - 29 Dec Lufthansa
19 Dec - 28 Dec British Airways
18 Dec - 28 Dec British Airways
27 Dec - 03 Jan Finnair direct
25 Dec - 04 Jan Finnair direct
18 Dec - 28 Dec Finnair direct
19 Dec - 28 Dec Finnair direct
18 Dec - 29 Dec Finnair 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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