Chicago (ORD) to Porto (OPO) flight deal in economy from $767
ORDO'Hare International Airport
Chicago, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$1,027 USD
-25%$767 USD
Verified about 7 hours agoDecember 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Sunday, December 20th, 2026
10 round-trip options
Returning
Fri, Dec 25, 2026•5 Day Trip
$1,561 USD
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Sat, Dec 26, 2026•6 Day Trip
$1,658 USD
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Sun, Dec 27, 2026•7 Day Trip
$1,776 USD
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Mon, Dec 28, 2026•8 Day Trip
$1,598 USD
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Tue, Dec 29, 2026•9 Day Trip
$1,646 USD
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Wed, Dec 30, 2026•10 Day Trip
$1,657 USD
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Thu, Dec 31, 2026•11 Day Trip
$1,646 USD
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Fri, Jan 1, 2027•12 Day Trip
$1,798 USD
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Sat, Jan 2, 2027•13 Day Trip
$2,751 USD
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Sun, Jan 3, 2027•14 Day Trip
$2,399 USD