Cheapest return flights from Phoenix to Dublin in December from 583€

AirHint found the following cheapest return flights from Phoenix (PHX) to Dublin (DUB) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec Lufthansa
28 Dec - 09 Jan Delta
24 Dec - 03 Jan WestJet
22 Dec - 29 Dec Delta
27 Dec - 31 Dec Frontier Airlines
22 Dec - 26 Dec Frontier Airlines
19 Dec - 26 Dec United
25 Dec - 01 Jan Aer Lingus
23 Dec - 30 Dec Aer Lingus
29 Dec - 05 Jan Aer Lingus
21 Dec - 28 Dec Aer Lingus
27 Dec - 03 Jan Aer Lingus

Also check the deals for one-way flights from Phoenix to Dublin in December.

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