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

Return flights

11 Mar - 19 Mar	jetBlue
05 Mar - 14 Mar	jetBlue
10 Mar - 22 Mar	jetBlue
15 Mar - 22 Mar	jetBlue
08 Mar - 15 Mar	Scandinavian Airlines
07 Mar - 14 Mar	jetBlue
01 Mar - 10 Mar	jetBlue
24 Mar - 18 Apr	jetBlue
10 Mar - 17 Mar	Frontier Airlines
20 Mar - 11 Apr	jetBlue
09 Mar - 16 Mar	Frontier Airlines
14 Mar - 21 Mar	jetBlue
25 Mar - 01 Apr	Frontier Airlines
24 Mar - 18 Apr	KLM	direct
29 Mar - 05 Apr	Aer Lingus

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

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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Cheapest return flights from Atlanta to Dublin in March from $522

Return flights