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

Return flights

09 Dec - 23 Dec	Lufthansa
31 Dec - 21 Jan	British Airways
31 Dec - 27 Jan	British Airways
09 Dec - 16 Dec	Lufthansa
30 Dec - 20 Jan	Air Canada
09 Dec - 25 Dec	Air France
30 Dec - 06 Jan	British Airways
15 Dec - 22 Dec	Air France
24 Dec - 07 Jan	British Airways
09 Dec - 30 Dec	Lufthansa
09 Dec - 31 Dec	British Airways
16 Dec - 23 Dec	Lufthansa
17 Dec - 24 Dec	British Airways
23 Dec - 29 Dec	Air Canada
23 Dec - 06 Jan	Frontier Airlines
20 Dec - 26 Dec	Frontier Airlines
26 Dec - 04 Jan	Frontier Airlines

Also check the deals for one-way flights from Cincinnati to Barcelona 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 Barcelona in December from $401

Return flights