Porto (OPO) to Chicago (ORD) flight deal in economy from $615
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
ORDO'Hare International Airport
Chicago, United States
$953 USD
-35%$615 USD
Verified 1 day agoDecember 2026
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Rare Availability
7% of dates checked are available within 10% of the lowest price
Thursday, December 10th, 2026
7 round-trip options
Returning
Tue, Dec 15, 2026•5 Day Trip
$780 USD
Returning
Wed, Dec 16, 2026•6 Day Trip
$1,070 USD
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Thu, Dec 17, 2026•7 Day Trip
$996 USD
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Fri, Dec 18, 2026•8 Day Trip
$1,079 USD
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Sun, Dec 20, 2026•10 Day Trip
$1,021 USD
Returning
Mon, Dec 21, 2026•11 Day Trip
$1,023 USD
Returning
Wed, Dec 23, 2026•13 Day Trip
$716 USD