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

Return flights

03 Dec - 10 Dec	Aer Lingus	direct
02 Dec - 09 Dec	United
07 Dec - 14 Dec	United
08 Dec - 15 Dec	United
12 Dec - 19 Dec	United
13 Dec - 20 Dec	United
07 Dec - 14 Dec	Aer Lingus	direct
08 Dec - 15 Dec	Aer Lingus	direct
17 Dec - 24 Dec	United
12 Dec - 19 Dec	Aer Lingus	direct
15 Dec - 01 Jan	United
27 Dec - 03 Jan	United
28 Dec - 04 Jan	United
26 Dec - 02 Jan	United
28 Dec - 03 Jan	United
28 Dec - 04 Jan	Aer Lingus	direct
26 Dec - 02 Jan	Aer Lingus	direct

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

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 Cleveland to Dublin in December from 426€

Return flights