Cheapest return flights from Copenhagen to Porto in December from $165

Best time to book flights for Copenhagen (CPH) to Porto (OPO) flights at AirHint

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

Return flights

01 Dec - 15 Dec Vueling Airlines
01 Dec - 12 Dec Vueling Airlines
01 Dec - 11 Dec Vueling Airlines
01 Dec - 22 Dec Vueling Airlines
10 Dec - 15 Dec Vueling Airlines
10 Dec - 12 Dec Vueling Airlines
10 Dec - 25 Dec Vueling Airlines
10 Dec - 11 Dec Vueling Airlines
10 Dec - 22 Dec Vueling Airlines
01 Dec - 19 Dec Vueling Airlines
15 Dec - 03 Jan Vueling Airlines
31 Dec - 03 Jan Vueling Airlines
12 Dec - 02 Jan Vueling Airlines
15 Dec - 02 Jan Vueling Airlines
19 Dec - 04 Jan Ryanair
31 Dec - 02 Jan Vueling Airlines
22 Dec - 03 Jan Vueling Airlines
26 Dec - 03 Jan Vueling Airlines
23 Dec - 03 Jan Vueling Airlines
19 Dec - 03 Jan Vueling Airlines

Also check the deals for one-way flights from Copenhagen to Porto 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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