Cheapest return PHL–DUB flights, August

AirHint found the following cheapest return flights from Philadelphia (PHL) to Dublin (DUB) in August 2026 (see full year).

Return flights

19 Aug - 27 Aug Air Canada
25 Aug - 08 Sep United
18 Aug - 26 Aug Finnair direct
04 Aug - 25 Aug United
25 Aug - 08 Sep Finnair direct
11 Aug - 19 Aug United
19 Aug - 26 Aug Finnair direct
19 Aug - 27 Aug Finnair direct
04 Aug - 25 Aug Finnair direct
25 Aug - 01 Sep Aer Lingus direct
03 Aug - 11 Aug Air Canada
30 Aug - 07 Sep Air Canada
24 Aug - 31 Aug Aer Lingus direct
11 Aug - 19 Aug Finnair direct
22 Aug - 05 Sep Air Canada
29 Aug - 06 Sep Air Canada
31 Aug - 07 Sep Aer Lingus direct
26 Aug - 02 Sep Aer Lingus
30 Aug - 07 Sep Aer Lingus direct
30 Aug - 06 Sep Aer Lingus direct

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

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