OPO to ATH from $581 in business – flightdeals.net

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Aegean Airlines

A3Aegean Airlines

Olympic Air

Round Trip•Business Class

Francisco Sá Carneiro Airport

Porto, Portugal

Athens International Airport

$934 USD

-38%$581 USD

Verified about 5 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31 1 2$711 3$711 4 5 6$711 7 8 9$711 10$711 11 12 13$711 14 15 16$711 17$646 18 19 20$646 21 22$646 23 24$646 25 26 27$646 28 29$581 30 1$646 2 3 4$646

Rare Availability

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

Thursday, September 17th, 2026

5 round-trip options

Returning

Tue, Sep 22, 2026•5 Day Trip

$711 USD

Returning

Thu, Sep 24, 2026•7 Day Trip

$711 USD

Returning

Sat, Sep 26, 2026•9 Day Trip

$711 USD

Returning

Tue, Sep 29, 2026•12 Day Trip

$711 USD

Returning

Thu, Oct 1, 2026•14 Day Trip

$646 USD