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

Monday, December 7th, 2026

3 round-trip options

Returning
Sat, Dec 12, 20265 Day Trip
$862 USD
Returning
Mon, Dec 14, 20267 Day Trip
$792 USD
Returning
Mon, Dec 21, 202614 Day Trip
$842 USD