AirHint found the following cheapest return flights from Berlin (BER) to Porto (OPO) in August 2025 (see full year).

Return flights

27 Aug - 03 Sep	easyJet
31 Aug - 11 Sep	KLM
22 Aug - 26 Aug	Ryanair
29 Aug - 15 Sep	Ryanair
20 Aug - 03 Sep	easyJet
30 Aug - 06 Sep	Transavia France
29 Aug - 06 Sep	Ryanair
29 Aug - 08 Sep	Ryanair
19 Aug - 27 Aug	KLM
21 Aug - 26 Aug	Ryanair
20 Aug - 26 Aug	Transavia France
28 Aug - 18 Sep	Ryanair	direct
25 Aug - 27 Aug	KLM
26 Aug - 28 Aug	Ryanair
29 Aug - 02 Sep	Ryanair
30 Aug - 07 Sep	Transavia France
22 Aug - 28 Aug	Ryanair	direct
22 Aug - 27 Aug	Ryanair
05 Aug - 26 Aug	Ryanair
21 Aug - 27 Aug	Ryanair

Also check the deals for one-way flights from Berlin to Porto in August.

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 Berlin to Porto in August from 170€

Return flights