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

Thursday, December 31st, 2026

3 round-trip options

Returning
Tue, Jan 5, 20275 Day Trip
$1,000 USD
Returning
Thu, Jan 7, 20277 Day Trip
$986 USD
Returning
Thu, Jan 14, 202714 Day Trip
$838 USD