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

Tuesday, October 6th, 2026

3 round-trip options

Returning
Tue, Oct 13, 20267 Day Trip
$733 USD
Returning
Thu, Oct 15, 20269 Day Trip
$733 USD
Returning
Sun, Oct 18, 202612 Day Trip
$733 USD