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

Return flights

03 Jun - 14 Jun	Aer Lingus	direct
04 Jun - 11 Jun	Aer Lingus	direct
17 Jun - 24 Jun	Lufthansa
06 Jun - 14 Jun	Aer Lingus	direct
04 Jun - 14 Jun	Aer Lingus	direct
20 Jun - 29 Jun	Lufthansa
10 Jun - 27 Jun	Air Canada
21 Jun - 28 Jun	Air Canada
24 Jun - 09 Jul	United
17 Jun - 21 Jun	Lufthansa
12 Jun - 21 Jun	jetBlue
26 Jun - 05 Jul	Air Canada
26 Jun - 05 Jul	Finnair	direct
24 Jun - 01 Jul	Aer Lingus	direct
24 Jun - 09 Jul	Aer Lingus	direct

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

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 June from 742€

Return flights