Cheapest return flights from Chicago to Dublin in December from $888

AirHint found the following cheapest return flights from Chicago (ORD) to Dublin (DUB) in December 2026 (see full year).

Return flights

20 Dec - 02 Jan TAP
21 Dec - 02 Jan Lufthansa
19 Dec - 27 Dec Lufthansa
19 Dec - 27 Dec Brussels Airlines direct

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

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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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