Lisbon (LIS) to Chicago (ORD) flight deal in economy from $603

Friday, October 16th, 2026

4 round-trip options

Returning
Wed, Oct 21, 20265 Day Trip
$925 USD
Returning
Thu, Oct 22, 20266 Day Trip
$935 USD
Returning
Wed, Oct 28, 202612 Day Trip
$800 USD
Returning
Thu, Oct 29, 202613 Day Trip
$811 USD