Chicago (ORD) to Lisbon (LIS) flight deal in economy from $720
$1,021 USD
-29%$720 USD
Verified 15 days agoJanuary 2027
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Fair Availability
20% of dates checked are available within 10% of the lowest price
Monday, January 25th, 2027
1 round-trip options
Returning
Mon, Feb 1, 2027•7 Day Trip
$813 USD