AirHint found the following cheapest return flights from Warsaw (WMI) to Porto (OPO) in October 2025 (see full year).

Return flights

08 Oct - 15 Oct	Ryanair
21 Oct - 25 Oct	Ryanair	direct
21 Oct - 28 Oct	Ryanair
07 Oct - 21 Oct	Ryanair	direct
01 Oct - 08 Oct	Ryanair
14 Oct - 25 Oct	Ryanair	direct
04 Oct - 07 Oct	Ryanair
04 Oct - 07 Oct	Ryanair	direct
07 Oct - 25 Oct	Ryanair	direct
04 Oct - 21 Oct	Ryanair	direct
26 Oct - 02 Nov	Ryanair
31 Oct - 03 Nov	Ryanair
27 Oct - 03 Nov	Ryanair

Also check the deals for one-way flights from Warsaw 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 return flights from Warsaw to Porto in October from $161

Return flights