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

Return flights

09 Dec - 17 Dec	Air France
02 Dec - 16 Dec	Air France
03 Dec - 17 Dec	KLM
09 Dec - 16 Dec	Air France
02 Dec - 12 Dec	Air France
03 Dec - 24 Dec	KLM
30 Dec - 20 Jan	Air France
31 Dec - 21 Jan	KLM
10 Dec - 19 Dec	Delta
03 Dec - 10 Dec	United
11 Dec - 19 Dec	Delta
02 Dec - 23 Dec	Lufthansa
24 Dec - 14 Jan	British Airways
23 Dec - 13 Jan	Air Canada
16 Dec - 06 Jan	British Airways
24 Dec - 07 Jan	British Airways
31 Dec - 06 Jan	British Airways
09 Dec - 01 Jan	United
23 Dec - 06 Jan	Air Canada
17 Dec - 07 Jan	British Airways

Also check the deals for one-way flights from Cincinnati 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 Cincinnati to Dublin in December from $434

Return flights