Portland (PDX) to Porto (OPO) flight deal in economy from $733
PDXPortland International Airport
Portland, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$932 USD
-21%$733 USD
Verified 15 days agoAugust 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Saturday, August 1st, 2026
8 round-trip options
Returning
Thu, Aug 6, 2026•5 Day Trip
$1,677 USD
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Fri, Aug 7, 2026•6 Day Trip
$1,323 USD
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Sat, Aug 8, 2026•7 Day Trip
$1,323 USD
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Mon, Aug 10, 2026•9 Day Trip
$1,333 USD
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Tue, Aug 11, 2026•10 Day Trip
$1,263 USD
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Wed, Aug 12, 2026•11 Day Trip
$1,253 USD
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Thu, Aug 13, 2026•12 Day Trip
$1,263 USD
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Sat, Aug 15, 2026•14 Day Trip
$1,323 USD