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

Wednesday, December 16th, 2026

3 round-trip options

Returning
Mon, Dec 21, 20265 Day Trip
$990 USD
Returning
Wed, Dec 23, 20267 Day Trip
$985 USD
Returning
Wed, Dec 30, 202614 Day Trip
$1,088 USD