Cheapest return flights from Philadelphia to Dublin in March from $422

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

Return flights

04 Mar - 09 Mar British Airways
03 Mar - 08 Mar Iberia direct
24 Mar - 02 Apr Iberia direct
03 Mar - 13 Mar Iberia direct
04 Mar - 09 Mar Aer Lingus direct
02 Mar - 09 Mar Aer Lingus direct
17 Mar - 24 Mar Aer Lingus direct
19 Mar - 27 Mar Air Canada
12 Mar - 19 Mar Aer Lingus direct
14 Mar - 18 Mar Aer Lingus direct
13 Mar - 18 Mar Aer Lingus direct
21 Mar - 11 Apr Air Canada
25 Mar - 04 Apr Lufthansa
26 Mar - 06 Apr Iberia direct
25 Mar - 04 Apr Aer Lingus direct
28 Mar - 04 Apr United
26 Mar - 04 Apr Air Canada
26 Mar - 05 Apr Air Canada
27 Mar - 03 Apr Aer Lingus direct
21 Mar - 11 Apr Aer Lingus direct

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

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