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

Wednesday, December 30th, 2026

4 round-trip options

Returning
Tue, Jan 5, 20276 Day Trip
$815 USD
Returning
Thu, Jan 7, 20278 Day Trip
$811 USD
Returning
Fri, Jan 8, 20279 Day Trip
$787 USD
Returning
Sat, Jan 9, 202710 Day Trip
$787 USD