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

Return flights

12 Apr - 21 Apr	Finnair	direct
21 Apr - 05 May	Finnair	direct
22 Apr - 06 May	Finnair	direct
01 Apr - 08 Apr	Air Canada
22 Apr - 03 May	Finnair	direct
10 Apr - 14 Apr	Air Canada
23 Apr - 30 Apr	Aer Lingus	direct
13 Apr - 20 Apr	Aer Lingus
01 Apr - 08 Apr	Aer Lingus	direct
03 Apr - 10 Apr	Aer Lingus	direct

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

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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Cheapest return flights from Philadelphia to Dublin in April from 376€

Return flights