Cheapest return IAD–DUB flights, October

AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB) in October 2026 (see full year).

Return flights

04 Oct - 11 Oct Scandinavian Airlines
01 Oct - 08 Oct Scandinavian Airlines
10 Oct - 17 Oct Scandinavian Airlines
22 Oct - 29 Oct Turkish Airlines
20 Oct - 27 Oct Turkish Airlines
21 Oct - 28 Oct Turkish Airlines
03 Oct - 10 Oct Scandinavian Airlines
06 Oct - 13 Oct Turkish Airlines
08 Oct - 15 Oct Turkish Airlines
07 Oct - 14 Oct Turkish Airlines
01 Oct - 15 Nov Scandinavian Airlines
03 Oct - 07 Nov Air Canada
03 Oct - 07 Nov Aer Lingus direct
01 Oct - 15 Nov Aer Lingus direct

Also check the deals for one-way flights from Washington to Dublin in October.

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