Chicago (ORD) to Lisbon (LIS) flight deal in economy from $764
$1,022 USD
-25%$764 USD
Verified 1 day agoSeptember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
33% of dates checked are available within 10% of the lowest price
Wednesday, September 23rd, 2026
9 round-trip options
Returning
Mon, Sep 28, 2026•5 Day Trip
$970 USD
Returning
Tue, Sep 29, 2026•6 Day Trip
$910 USD
Returning
Wed, Sep 30, 2026•7 Day Trip
$899 USD
Returning
Thu, Oct 1, 2026•8 Day Trip
$910 USD
Returning
Fri, Oct 2, 2026•9 Day Trip
$925 USD
Returning
Sat, Oct 3, 2026•10 Day Trip
$1,114 USD
Returning
Sun, Oct 4, 2026•11 Day Trip
$985 USD
Returning
Tue, Oct 6, 2026•13 Day Trip
$898 USD
Returning
Wed, Oct 7, 2026•14 Day Trip
$898 USD