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

Return flights

11 Dec - 16 Dec	Ryanair
12 Dec - 17 Dec	easyJet
11 Dec - 15 Dec	Ryanair
07 Dec - 13 Dec	Air France
02 Dec - 09 Dec	Ryanair
13 Dec - 17 Dec	Eurowings
08 Dec - 09 Dec	Scandinavian Airlines
11 Dec - 13 Dec	KLM
07 Dec - 09 Dec	Iberia
06 Dec - 13 Dec	Iberia
31 Dec - 08 Jan	Ryanair
30 Dec - 06 Jan	Ryanair
31 Dec - 07 Jan	Ryanair
30 Dec - 01 Jan	Ryanair
08 Dec - 05 Jan	Scandinavian Airlines
31 Dec - 06 Jan	Eurowings
31 Dec - 18 Jan	Vueling Airlines
25 Dec - 01 Jan	Condor
30 Dec - 18 Jan	Vueling Airlines
20 Dec - 10 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Hamburg 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 Hamburg to Porto in December from $201

Return flights