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

Thursday, September 17th, 2026

3 round-trip options

Returning
Sat, Sep 26, 20269 Day Trip
$1,199 USD
Returning
Sun, Sep 27, 202610 Day Trip
$1,164 USD
Returning
Thu, Oct 1, 202614 Day Trip
$1,139 USD