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

Return flights

01 Mar - 14 Mar	Ryanair
01 Mar - 03 Mar	Ryanair
10 Mar - 17 Mar	Vueling Airlines
15 Mar - 17 Mar	Ryanair
01 Mar - 04 Mar	Ryanair
11 Mar - 14 Mar	Ryanair
17 Mar - 21 Mar	Vueling Airlines
08 Mar - 10 Mar	Ryanair
03 Mar - 07 Mar	Vueling Airlines
09 Mar - 17 Mar	Ryanair
21 Mar - 18 Apr	Ryanair
28 Mar - 07 Apr	Ryanair
29 Mar - 04 Apr	Ryanair
28 Mar - 02 Apr	Ryanair
09 Mar - 09 Apr	Ryanair
28 Mar - 03 Apr	Ryanair
28 Mar - 05 Apr	Ryanair
31 Mar - 04 Apr	Ryanair
31 Mar - 30 Apr	Ryanair
11 Mar - 01 Apr	Vueling Airlines

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

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 Porto to Athens in March from 106€

Return flights