Cheapest return flights from Porto to Athens in October from $135

AirHint found the following cheapest return flights from Porto (OPO) to Athens (ATH) in October 2026 (see full year).

Return flights

22 Oct - 29 Oct TAP
09 Oct - 12 Oct TAP
10 Oct - 13 Oct Ryanair
04 Oct - 13 Oct Ryanair
20 Oct - 29 Oct Ryanair
20 Oct - 28 Oct Ryanair
18 Oct - 24 Oct Ryanair
15 Oct - 24 Oct Ryanair
21 Oct - 28 Oct Ryanair
20 Oct - 30 Oct Ryanair

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

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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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