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

Sunday, December 13th, 2026

3 round-trip options

Returning
Fri, Dec 18, 20265 Day Trip
$808 USD
Returning
Sun, Dec 20, 20267 Day Trip
$838 USD
Returning
Sun, Dec 27, 202614 Day Trip
$996 USD