Portland (PDX) to Porto (OPO) flight deal in economy from $794
PDXPortland International Airport
Portland, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$1,106 USD
-28%$794 USD
Verified 1 day agoDecember 2026
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Fair Availability
31% of dates checked are available within 10% of the lowest price
Thursday, December 10th, 2026
8 round-trip options
Returning
Tue, Dec 15, 2026•5 Day Trip
$855 USD
Returning
Wed, Dec 16, 2026•6 Day Trip
$855 USD
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Thu, Dec 17, 2026•7 Day Trip
$866 USD
Returning
Fri, Dec 18, 2026•8 Day Trip
$997 USD
Returning
Sat, Dec 19, 2026•9 Day Trip
$916 USD
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Tue, Dec 22, 2026•12 Day Trip
$997 USD
Returning
Wed, Dec 23, 2026•13 Day Trip
$961 USD
Returning
Thu, Dec 24, 2026•14 Day Trip
$866 USD