Porto (OPO) to Athens (ATH) flight deal in business from $581

Rare Availability
7% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

4 round-trip options

Returning
Sat, Sep 26, 20266 Day Trip
$711 USD
Returning
Tue, Sep 29, 20269 Day Trip
$711 USD
Returning
Thu, Oct 1, 202611 Day Trip
$646 USD
Returning
Sat, Oct 3, 202613 Day Trip
$646 USD