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

Return flights

07 Mar - 12 Mar	Ryanair
04 Mar - 07 Mar	Ryanair
07 Mar - 14 Mar	Ryanair
07 Mar - 10 Mar	Ryanair
06 Mar - 10 Mar	Ryanair
21 Mar - 24 Mar	easyJet
17 Mar - 19 Mar	easyJet
07 Mar - 11 Mar	easyJet
05 Mar - 07 Mar	Volotea
11 Mar - 14 Mar	Ryanair
29 Mar - 02 Apr	Ryanair
27 Mar - 01 Apr	easyJet
28 Mar - 04 Apr	easyJet
28 Mar - 11 Apr	easyJet
28 Mar - 02 Apr	easyJet
26 Mar - 02 Apr	easyJet
31 Mar - 08 Apr	easyJet
30 Mar - 03 Apr	easyJet
30 Mar - 07 Apr	easyJet
28 Mar - 07 Apr	Transavia France

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.

Book a cheap hotel in Athens

Cheap car rent in Athens

Cheapest return flights from Porto to Athens in March from 122€

Return flights