Cheapest return flights from Chicago to Dublin in October from 306€

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

Return flights

23 Oct - 30 Oct Scandinavian Airlines
30 Oct - 06 Nov Scandinavian Airlines
31 Oct - 07 Nov Scandinavian Airlines
20 Oct - 27 Oct Scandinavian Airlines
21 Oct - 28 Oct Scandinavian Airlines
30 Oct - 22 Nov Scandinavian Airlines
16 Oct - 23 Oct Scandinavian Airlines
09 Oct - 23 Oct Scandinavian Airlines
06 Oct - 13 Oct Scandinavian Airlines
29 Oct - 07 Nov Aer Lingus direct
28 Oct - 04 Nov Aer Lingus direct
02 Oct - 09 Oct Scandinavian Airlines
04 Oct - 11 Oct Scandinavian Airlines
02 Oct - 28 Oct Scandinavian Airlines
08 Oct - 21 Oct TAP
30 Oct - 06 Nov Aer Lingus direct
31 Oct - 07 Nov Aer Lingus direct
27 Oct - 03 Nov Aer Lingus direct
25 Oct - 01 Nov Aer Lingus direct
30 Oct - 22 Nov Aer Lingus direct

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.