Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 5 hours agoNovember 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Thursday, November 19th, 2026
7 round-trip options
Returning
Tue, Nov 24, 2026•5 Day Trip
$892 USD
Returning
Wed, Nov 25, 2026•6 Day Trip
$892 USD
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Fri, Nov 27, 2026•8 Day Trip
$984 USD
Returning
Sat, Nov 28, 2026•9 Day Trip
$1,229 USD
Returning
Tue, Dec 1, 2026•12 Day Trip
$932 USD
Returning
Wed, Dec 2, 2026•13 Day Trip
$902 USD
Returning
Thu, Dec 3, 2026•14 Day Trip
$902 USD