AirHint found the following cheapest return flights from Philadelphia (PHL) to Dublin (DUB) in June 2026 (see full year).
Return flights
| 10 Jun - 18 Jun | Aer Lingus | direct | |
| 23 Jun - 29 Jun | United | ||
| 17 Jun - 11 Jul | Air Canada | ||
| 17 Jun - 11 Jul | Finnair | direct | |
| 23 Jun - 29 Jun | Aer Lingus | direct |
Also check the deals for one-way flights from Philadelphia to Dublin in June.
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