AirHint found the following cheapest return flights from Dublin (DUB) to Philadelphia (PHL) in August 2026 (see full year).
Return flights
| 26 Aug - 31 Aug | Delta | ||
| 24 Aug - 31 Aug | jetBlue | ||
| 14 Aug - 26 Aug | Air Canada | ||
| 26 Aug - 31 Aug | Finnair | direct | |
| 26 Aug - 30 Aug | Finnair | direct | |
| 24 Aug - 31 Aug | Finnair | direct | |
| 14 Aug - 26 Aug | Aer Lingus | direct |
Also check the deals for one-way flights from Dublin to Philadelphia in August.
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