AirHint found the following cheapest return flights from Nashville (BNA) to Dublin (DUB) in October 2026 (see full year).
Return flights
| 01 Oct - 22 Oct | Aer Lingus | direct | |
| 15 Oct - 22 Oct | Aer Lingus | direct | |
| 03 Oct - 11 Oct | Aer Lingus | direct | |
| 18 Oct - 24 Oct | Icelandair | ||
| 29 Oct - 06 Nov | Aer Lingus | ||
| 05 Oct - 12 Oct | Aer Lingus |
Also check the deals for one-way flights from Nashville to Dublin in October.
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