Cheapest one-way flights from Chicago to Dublin in December from 209€

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

One-Way flights

05 Dec Spirit Airlines
10 Dec Frontier Airlines
07 Dec Frontier Airlines
13 Dec Spirit Airlines
02 Dec Spirit Airlines
28 Dec Icelandair
24 Dec Scandinavian Airlines
02 Dec United direct
10 Dec United direct
07 Dec United direct

Also check the deals for return 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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