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

Return flights

05 Nov - 11 Nov	Delta
23 Nov - 06 Dec	KLM
20 Nov - 04 Dec	KLM
29 Nov - 06 Dec	KLM
02 Nov - 07 Nov	Frontier Airlines
21 Nov - 28 Nov	Delta
20 Nov - 29 Nov	KLM
21 Nov - 27 Nov	Air France
25 Nov - 30 Nov	Delta
21 Nov - 29 Nov	Delta
27 Nov - 30 Nov	Delta
01 Nov - 07 Nov	Southwest Airlines
20 Nov - 30 Nov	Delta

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 421€

Return flights