Cheapest return flights from Porto to Athens in September from 142€

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

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

Return flights

11 Sep - 17 Sep easyJet
27 Sep - 04 Oct easyJet
30 Sep - 07 Oct easyJet
11 Sep - 16 Sep easyJet
03 Sep - 08 Sep easyJet
14 Sep - 17 Sep easyJet
13 Sep - 17 Sep easyJet
11 Sep - 15 Sep easyJet
20 Sep - 26 Sep easyJet
11 Sep - 18 Sep easyJet
28 Sep - 03 Oct easyJet
28 Sep - 06 Oct easyJet
14 Sep - 18 Sep easyJet
26 Sep - 29 Sep Ryanair
28 Sep - 02 Oct easyJet
30 Sep - 21 Oct Vueling Airlines
30 Sep - 15 Oct Vueling Airlines
26 Sep - 01 Oct easyJet
30 Sep - 14 Oct Vueling Airlines
30 Sep - 18 Oct Vueling Airlines

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

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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