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

Sunday, January 10th, 2027

3 round-trip options

Returning
Fri, Jan 15, 20275 Day Trip
$812 USD
Returning
Sun, Jan 17, 20277 Day Trip
$824 USD
Returning
Sun, Jan 24, 202714 Day Trip
$842 USD