Chicago (ORD) to Athens (ATH) flight deal in economy from $768

Friday, September 18th, 2026

3 round-trip options

Returning
Sun, Sep 27, 20269 Day Trip
$1,164 USD
Returning
Mon, Sep 28, 202610 Day Trip
$1,153 USD
Returning
Fri, Oct 2, 202614 Day Trip
$1,139 USD