Cheapest return flights from Philadelphia to Dublin in October from $421

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

Return flights

27 Oct - 05 Nov Aer Lingus direct
08 Oct - 15 Oct Aer Lingus direct
20 Oct - 29 Oct Air France
21 Oct - 29 Oct Air France
21 Oct - 28 Oct American Airlines
01 Oct - 08 Oct Aer Lingus direct
28 Oct - 02 Nov Aer Lingus direct
29 Oct - 02 Nov Aer Lingus direct
29 Oct - 17 Nov Aer Lingus direct
30 Oct - 06 Nov Aer Lingus direct
22 Oct - 29 Oct American Airlines
06 Oct - 08 Oct Aer Lingus direct
28 Oct - 04 Nov Aer Lingus direct
09 Oct - 14 Oct Aer Lingus direct
24 Oct - 31 Oct Aer Lingus direct
10 Oct - 14 Oct Aer Lingus direct
31 Oct - 07 Nov Air Canada
08 Oct - 01 Nov Aer Lingus direct
31 Oct - 02 Nov Air Canada
31 Oct - 07 Nov Finnair direct

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

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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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