Cheapest one-way flights from Philadelphia to Dublin in December from $277

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Dublin (DUB) in December 2025 (see full year).

One-Way flights

08 Dec Frontier Airlines
12 Dec jetBlue
11 Dec Spirit Airlines
09 Dec jetBlue
08 Dec Aer Lingus direct
06 Dec Spirit Airlines
30 Dec jetBlue
15 Dec Frontier Airlines
11 Dec Aer Lingus direct
06 Dec Aer Lingus direct

Also check the deals for return flights from Philadelphia to Dublin in December.

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.