Cheapest return flights from Porto to Cologne in September from $182

Best time to book flights for Porto (OPO) to Cologne (CGN) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Cologne (CGN) in September 2025 (see full year).

Return flights

08 Sep - 22 Sep Eurowings direct
26 Sep - 30 Sep Ryanair
26 Sep - 29 Sep Ryanair
04 Sep - 08 Sep Eurowings direct
19 Sep - 21 Sep Ryanair
18 Sep - 30 Sep Ryanair direct
25 Sep - 30 Sep Ryanair direct
19 Sep - 30 Sep Ryanair direct
18 Sep - 19 Sep Ryanair direct
18 Sep - 04 Oct Ryanair direct
18 Sep - 07 Oct Ryanair direct
18 Sep - 26 Sep Ryanair direct
25 Sep - 04 Oct Ryanair direct
25 Sep - 07 Oct Ryanair direct
19 Sep - 04 Oct Ryanair direct
19 Sep - 07 Oct Ryanair direct
26 Sep - 04 Oct Ryanair direct
26 Sep - 07 Oct Ryanair direct
18 Sep - 09 Oct Ryanair direct
30 Sep - 18 Oct Ryanair direct

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

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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