Porto (OPO) to Chicago (ORD) flight deal in economy from $628
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
ORDO'Hare International Airport
Chicago, United States
$844 USD
-26%$628 USD
Verified about 11 hours agoNovember 2026
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Monday, November 23rd, 2026
4 round-trip options
Returning
Sat, Nov 28, 2026•5 Day Trip
$829 USD
Returning
Mon, Nov 30, 2026•7 Day Trip
$641 USD
Returning
Tue, Dec 1, 2026•8 Day Trip
$640 USD
Returning
Thu, Dec 3, 2026•10 Day Trip
$641 USD