Cheapest return flights from Philadelphia to Dublin in August from $851

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 August 2025 (see full year).

Return flights

18 Aug - 25 Aug Aer Lingus direct
24 Aug - 30 Aug Air Canada
24 Aug - 30 Aug Finnair direct
08 Aug - 15 Aug United
28 Aug - 04 Sep United

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

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin