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

Return flights

05 Nov - 25 Nov	TAP
14 Nov - 18 Nov	TAP
16 Nov - 23 Nov	Scandinavian Airlines
13 Nov - 22 Nov	Scandinavian Airlines
13 Nov - 16 Nov	Scandinavian Airlines
08 Nov - 15 Nov	Icelandair
18 Nov - 25 Nov	Icelandair
10 Nov - 24 Nov	Icelandair
28 Nov - 05 Dec	Icelandair
18 Nov - 25 Nov	Aer Lingus	direct
13 Nov - 20 Nov	Icelandair
28 Nov - 05 Dec	Aer Lingus	direct
27 Nov - 07 Dec	Aer Lingus	direct
26 Nov - 01 Dec	Lufthansa
26 Nov - 01 Dec	Aer Lingus	direct

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

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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Cheapest return flights from Chicago to Dublin in November from 349€

Return flights