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

Return flights

11 Dec - 17 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
01 Dec - 08 Dec	KLM
13 Dec - 20 Dec	Lufthansa
17 Dec - 22 Dec	Lufthansa
24 Dec - 31 Jan	KLM
18 Dec - 25 Dec	Lufthansa
21 Dec - 30 Dec	KLM
21 Dec - 31 Jan	KLM
19 Dec - 31 Jan	KLM
23 Dec - 31 Jan	KLM
31 Dec - 02 Jan	Ryanair
19 Dec - 27 Dec	Lufthansa
30 Dec - 03 Jan	Lufthansa
28 Dec - 02 Jan	Lufthansa
20 Dec - 01 Jan	Lufthansa
20 Dec - 27 Dec	Lufthansa
27 Dec - 03 Jan	Lufthansa
22 Dec - 02 Jan	Lufthansa

Also check the deals for one-way flights from Bremen to Porto 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 Bremen to Porto in December from $181

Return flights