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

Wednesday, September 16th, 2026

4 round-trip options

Returning
Tue, Sep 22, 20266 Day Trip
$711 USD
Returning
Thu, Sep 24, 20268 Day Trip
$711 USD
Returning
Sat, Sep 26, 202610 Day Trip
$711 USD
Returning
Tue, Sep 29, 202613 Day Trip
$711 USD