AirHint found the following cheapest return flights from San Diego (SAN) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

31 Dec - 07 Jan	British Airways
18 Dec - 26 Dec	Lufthansa
30 Dec - 06 Jan	British Airways
25 Dec - 01 Jan	Lufthansa
18 Dec - 30 Dec	Lufthansa
21 Dec - 05 Jan	Hawaiian Airlines
29 Dec - 05 Jan	British Airways
17 Dec - 02 Jan	Lufthansa
21 Dec - 28 Dec	Lufthansa
22 Dec - 29 Dec	Scandinavian Airlines
28 Dec - 04 Jan	Lufthansa
18 Dec - 25 Dec	British Airways
27 Dec - 03 Jan	British Airways
20 Dec - 27 Dec	Scandinavian Airlines
23 Dec - 30 Dec	Scandinavian Airlines
24 Dec - 31 Dec	Scandinavian Airlines
19 Dec - 26 Dec	Scandinavian Airlines
17 Dec - 24 Dec	Scandinavian Airlines

Also check the deals for one-way flights from San Diego to Copenhagen 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 San Diego to Copenhagen in December from $1200

Return flights