ATH to ORD from $2,806 in business – flightdeals.net

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Air Serbia

Round Trip•Business Class

Athens International Airport

O'Hare International Airport

Chicago, United States

$3,331 USD

-16%$2,806 USD

Verified 13 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$3,293 1$3,293 2 3 4$3,779 5$3,607 6$3,293 7$3,174 8$3,293 9 10 11$3,607 12$3,464 13$3,316 14 15$2,978 16 17 18$3,293 19$3,436 20$3,436 21$3,436 22$3,771 23 24 25$3,607 26$3,293 27 28 29$3,293 30 1 2$3,121 3$3,121 4

Fair Availability

24% of dates checked are available within 10% of the lowest price

Friday, September 11th, 2026

2 round-trip options

Returning

Wed, Sep 16, 2026•5 Day Trip

$3,607 USD

Returning

Sat, Sep 19, 2026•8 Day Trip

$3,607 USD