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

Tuesday, December 29th, 2026

3 round-trip options

Returning
Sun, Jan 3, 20275 Day Trip
$1,227 USD
Returning
Tue, Jan 5, 20277 Day Trip
$954 USD
Returning
Tue, Jan 12, 202714 Day Trip
$792 USD