AirHint found the following cheapest return flights from Cologne (CGN) to Porto (OPO) in July 2026 (see full year).

Return flights

13 Jul - 20 Jul	Eurowings	direct
13 Jul - 27 Jul	Eurowings	direct
04 Jul - 18 Jul	Eurowings	direct
01 Jul - 18 Jul	Eurowings
13 Jul - 18 Jul	Eurowings
28 Jul - 06 Aug	Eurowings
30 Jul - 08 Aug	Eurowings	direct
30 Jul - 15 Aug	Eurowings	direct
30 Jul - 16 Aug	Eurowings

Also check the deals for one-way flights from Cologne to Porto in July.

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 Cologne to Porto in July from $201

Return flights