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

Sunday, November 29th, 2026

4 round-trip options

Returning
Sat, Dec 5, 20266 Day Trip
$895 USD
Returning
Mon, Dec 7, 20268 Day Trip
$895 USD
Returning
Tue, Dec 8, 20269 Day Trip
$917 USD
Returning
Wed, Dec 9, 202610 Day Trip
$917 USD