Cheapest return flights from Atlanta to Dublin in December from $1121

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

Return flights

28 Dec - 05 Jan Frontier Airlines
25 Dec - 29 Dec Frontier Airlines
29 Dec - 05 Jan Frontier Airlines
26 Dec - 29 Dec Frontier Airlines
31 Dec - 04 Jan Frontier Airlines
28 Dec - 04 Jan Frontier Airlines
26 Dec - 30 Dec Scandinavian Airlines
24 Dec - 31 Dec Frontier Airlines
26 Dec - 04 Jan Frontier Airlines
27 Dec - 03 Jan Frontier Airlines
24 Dec - 02 Jan Frontier Airlines
28 Dec - 02 Jan Scandinavian Airlines
30 Dec - 08 Jan American Airlines
26 Dec - 02 Jan Delta direct
26 Dec - 29 Dec Air France direct
25 Dec - 29 Dec Air France direct

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

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