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

Friday, July 10th, 2026

3 round-trip options

Returning
Wed, Jul 15, 20265 Day Trip
$906 USD
Returning
Sat, Jul 18, 20268 Day Trip
$906 USD
Returning
Sun, Jul 19, 20269 Day Trip
$906 USD