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 13 hours agoJuly 2026
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Wednesday, July 15th, 2026
0 round-trip options
No flight details available for this date.