Lisbon (LIS) to Chicago (ORD) flight deal in economy from $604

Sunday, August 30th, 2026

5 round-trip options

Returning
Sat, Sep 5, 20266 Day Trip
$974 USD
Returning
Sun, Sep 6, 20267 Day Trip
$849 USD
Returning
Mon, Sep 7, 20268 Day Trip
$974 USD
Returning
Thu, Sep 10, 202611 Day Trip
$849 USD
Returning
Sun, Sep 13, 202614 Day Trip
$852 USD