AirHint found the following cheapest return flights from Athens (ATH) to Porto (OPO) in November 2025 (see full year).

Return flights

18 Nov - 22 Nov	Ryanair
22 Nov - 24 Nov	Ryanair
18 Nov - 24 Nov	Ryanair
25 Nov - 30 Nov	Ryanair
29 Nov - 04 Dec	Ryanair
21 Nov - 24 Nov	Ryanair
25 Nov - 29 Nov	Aegean Airlines	direct
19 Nov - 24 Nov	Ryanair
21 Nov - 23 Nov	Ryanair
22 Nov - 25 Nov	Ryanair
22 Nov - 06 Dec	Ryanair
24 Nov - 30 Nov	Ryanair
28 Nov - 01 Dec	easyJet
29 Nov - 02 Dec	Ryanair
25 Nov - 01 Dec	Ryanair
22 Nov - 06 Dec	Aegean Airlines	direct
25 Nov - 06 Dec	Volotea
18 Nov - 06 Dec	Volotea
25 Nov - 13 Dec	Volotea
22 Nov - 13 Dec	Volotea

Also check the deals for one-way flights from Athens to Porto in November.

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 Athens to Porto in November from 123€

Return flights