Cheapest return flights from Washington to Dublin in October from $427

AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB) in October 2025 (see full year).

Return flights

28 Oct - 04 Nov Aer Lingus direct
06 Oct - 01 Nov Scandinavian Airlines
13 Oct - 08 Nov Scandinavian Airlines
20 Oct - 15 Nov Scandinavian Airlines
09 Oct - 01 Nov Scandinavian Airlines
12 Oct - 01 Nov Scandinavian Airlines
31 Oct - 07 Nov Aer Lingus direct
13 Oct - 21 Oct Scandinavian Airlines
07 Oct - 21 Oct Scandinavian Airlines
12 Oct - 19 Oct Scandinavian Airlines
14 Oct - 19 Oct Scandinavian Airlines
09 Oct - 21 Oct Scandinavian Airlines
20 Oct - 29 Oct Aer Lingus direct
27 Oct - 03 Nov Icelandair
30 Oct - 06 Nov Icelandair
13 Oct - 21 Oct Aer Lingus direct
07 Oct - 21 Oct Aer Lingus direct
19 Oct - 28 Oct Aer Lingus direct
21 Oct - 28 Oct Aer Lingus direct
26 Oct - 01 Nov Aer Lingus direct

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

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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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