Cheapest return flights from Chicago to Dublin in October from 321€

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

Return flights

28 Oct - 04 Nov Icelandair
27 Oct - 03 Nov Icelandair
25 Oct - 01 Nov Icelandair
30 Oct - 06 Nov Icelandair
25 Oct - 29 Oct Scandinavian Airlines
21 Oct - 29 Oct Scandinavian Airlines
12 Oct - 01 Nov Icelandair
24 Oct - 15 Nov Icelandair
26 Oct - 06 Nov Icelandair
26 Oct - 02 Nov Icelandair
28 Oct - 08 Nov Icelandair
23 Oct - 30 Oct Icelandair
08 Oct - 15 Oct Icelandair
24 Oct - 02 Nov Icelandair
21 Oct - 28 Oct Scandinavian Airlines
15 Oct - 22 Oct Icelandair
24 Oct - 31 Oct Icelandair
20 Oct - 27 Oct Scandinavian Airlines
27 Oct - 31 Oct Scandinavian Airlines
13 Oct - 20 Oct Air Canada

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

Skyscanner

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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