Cheapest return ATL–DUB flights, September

AirHint found the following cheapest return flights from Atlanta (ATL) to Dublin (DUB) in September 2026 (see full year).

Return flights

03 Sep - 10 Sep Scandinavian Airlines
13 Sep - 20 Sep Scandinavian Airlines
13 Sep - 19 Sep Scandinavian Airlines
12 Sep - 23 Sep Scandinavian Airlines
25 Sep - 02 Oct Scandinavian Airlines
17 Sep - 24 Sep Frontier Airlines
28 Sep - 05 Oct jetBlue
29 Sep - 06 Oct jetBlue
01 Sep - 15 Sep Turkish Airlines
05 Sep - 12 Sep Scandinavian Airlines
03 Sep - 12 Sep Frontier Airlines
09 Sep - 18 Sep Frontier Airlines
29 Sep - 06 Oct KLM direct
12 Sep - 23 Sep KLM direct
25 Sep - 02 Oct Air France direct
28 Sep - 05 Oct Air France direct
24 Sep - 04 Oct Delta direct

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

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