ATH to ORD from $725 in economy – flightdeals.net

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Air Canada

Lufthansa

Swiss International Air Lines

LXSwiss International Air Lines

Austrian Airlines

OSAustrian Airlines

United Airlines

UAUnited Airlines

Round Trip•Economy

Athens International Airport

O'Hare International Airport

Chicago, United States

$771 USD

-6%$725 USD

Verified 13 days ago

July 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5 6$906 7$906 8$906 9$906 10$906 11$894 12$817 13$817 14$817 15$817 16$813 17$813 18$822 19$737 20$737 21$765 22$737 23$737 24$737 25$733 26$733 27$733 28$770 29$821 30$774 31$810 1$825 2$879

Great Availability

81% of dates checked are available within 10% of the lowest price

Wednesday, July 29th, 2026

3 round-trip options

Returning

Mon, Aug 3, 2026•5 Day Trip

$821 USD

Returning

Thu, Aug 6, 2026•8 Day Trip

$821 USD

Returning

Fri, Aug 7, 2026•9 Day Trip

$870 USD