Cheapest return flights from Chicago to Dublin in December from 324€

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

Return flights

03 Dec - 10 Dec Icelandair
07 Dec - 14 Dec Icelandair
03 Dec - 10 Dec Aer Lingus direct
31 Dec - 07 Jan Scandinavian Airlines
09 Dec - 16 Dec Icelandair
30 Dec - 18 Jan Icelandair
30 Dec - 16 Jan Icelandair
13 Dec - 20 Dec Scandinavian Airlines
07 Dec - 14 Dec Aer Lingus direct
09 Dec - 16 Dec United direct
30 Dec - 16 Jan Aer Lingus direct
16 Dec - 22 Dec Lufthansa
15 Dec - 22 Dec Lufthansa
30 Dec - 18 Jan Aer Lingus direct
13 Dec - 20 Dec Aer Lingus direct
23 Dec - 06 Jan Icelandair
25 Dec - 04 Jan Air Canada
31 Dec - 07 Jan Brussels Airlines direct
27 Dec - 03 Jan United
23 Dec - 05 Jan jetBlue

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

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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