Cheapest return flights from Philadelphia to Dublin in December from $457
AirHint found the following cheapest return flights from Philadelphia (PHL) to Dublin (DUB)
in December 2025 (see full year ).
Return flights
09 Dec
- 16 Dec
Aer Lingus
$ 457
direct
11 Dec
- 16 Dec
Aer Lingus
$ 502
direct
26 Dec
- 31 Dec
Aer Lingus
$ 506
direct
04 Dec
- 11 Dec
Aer Lingus
$ 507
direct
11 Dec
- 18 Dec
Aer Lingus
$ 507
direct
12 Dec
- 19 Dec
United
$ 523
12 Dec
- 19 Dec
Aer Lingus
$ 554
direct
15 Dec
- 22 Dec
Aer Lingus
$ 559
direct
14 Dec
- 21 Dec
Iberia
$ 566
direct
27 Dec
- 30 Dec
Aer Lingus
$ 571
direct
26 Dec
- 12 Jan
Air Canada
$ 571
29 Dec
- 06 Jan
Iberia
$ 623
direct
26 Dec
- 12 Jan
Aer Lingus
$ 658
direct
27 Dec
- 01 Jan
Aer Lingus
$ 742
direct
28 Dec
- 04 Jan
Aer Lingus
$ 762
direct
30 Dec
- 04 Jan
Aer Lingus
$ 773
direct
23 Dec
- 01 Jan
Air Canada
$ 793
27 Dec
- 04 Jan
Aer Lingus
$ 823
direct
23 Dec
- 01 Jan
Aer Lingus
$ 936
direct
23 Dec
- 05 Jan
American Airlines
$ 1025
Also check the deals for one-way flights from Philadelphia to Dublin in December .
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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