Chicago (ORD) to Athens (ATH) flight deal in economy from $699
$942 USD
-26%$699 USD
Verified 19 days agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
37% of dates checked are available within 10% of the lowest price
Tuesday, August 11th, 2026
8 round-trip options
Returning
Sun, Aug 16, 2026•5 Day Trip
$1,070 USD
Returning
Mon, Aug 17, 2026•6 Day Trip
$1,093 USD
Returning
Tue, Aug 18, 2026•7 Day Trip
$1,006 USD
Returning
Wed, Aug 19, 2026•8 Day Trip
$1,017 USD
Returning
Thu, Aug 20, 2026•9 Day Trip
$1,076 USD
Returning
Fri, Aug 21, 2026•10 Day Trip
$988 USD
Returning
Mon, Aug 24, 2026•13 Day Trip
$1,133 USD
Returning
Tue, Aug 25, 2026•14 Day Trip
$1,012 USD