Athens (ATH) to Chicago (ORD) flight deal in economy from $725

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
GreeceATH

Athens International Airport

Athens, Greece
United StatesORD

O'Hare International Airport

Chicago, United States
$771 USD
-6%$725 USD
Verified 13 days ago
Great Availability
81% of dates checked are available within 10% of the lowest price

Monday, November 23rd, 2026

2 round-trip options

Returning
Tue, Dec 1, 2026•8 Day Trip
$729 USD
Google Flights
Returning
Mon, Dec 7, 2026•14 Day Trip
$726 USD
Google Flights