AirHint found the following cheapest one-way flights from Copenhagen (CPH) to Porto (OPO) in October 2025 (see full year).

One-Way flights

22 Oct	Ryanair	direct
19 Oct	Ryanair	direct
31 Oct	Ryanair	direct
14 Oct	easyJet
27 Oct	Ryanair	direct
15 Oct	Ryanair	direct
21 Oct	Norwegian Air Sweden AOC	direct
20 Oct	Ryanair
06 Oct	easyJet
01 Oct	Ryanair

Also check the deals for return flights from Copenhagen to Porto in October.

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 one-way flights from Copenhagen to Porto in October from $58

One-Way flights