Cheapest one-way flights from Porto to Athens in October from $43

Best time to book flights for Porto (OPO) to Athens (ATH) flights at AirHint

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

One-Way flights

21 Oct easyJet
14 Oct easyJet
23 Oct easyJet
22 Oct easyJet
07 Oct easyJet
21 Oct Aegean Airlines direct
23 Oct Aegean Airlines direct
09 Oct Aegean Airlines direct
14 Oct Aegean Airlines direct
07 Oct Aegean Airlines direct

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

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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