Cheapest return flights from Philadelphia to Dublin in May from 643€

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

Return flights

30 May - 15 Jun Spirit Airlines
24 May - 05 Jun Frontier Airlines
06 May - 13 May Finnair direct
19 May - 03 Jun Spirit Airlines
01 May - 13 May Frontier Airlines
25 May - 01 Jun Finnair
03 May - 15 May British Airways
03 May - 15 May Finnair direct
15 May - 22 May Delta
20 May - 28 May Spirit Airlines
31 May - 06 Jun Frontier Airlines
29 May - 04 Jun Frontier Airlines
26 May - 08 Jun Frontier Airlines
05 May - 12 May Aer Lingus direct
24 May - 01 Jun Frontier Airlines
01 May - 15 May Spirit Airlines
24 May - 21 Jun Frontier Airlines
02 May - 15 May Finnair direct
02 May - 15 May British Airways
01 May - 01 Jun Frontier Airlines

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

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