Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 9 hours agoNovember 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Friday, November 13th, 2026
7 round-trip options
Returning
Wed, Nov 18, 2026•5 Day Trip
$795 USD
Returning
Thu, Nov 19, 2026•6 Day Trip
$805 USD
Returning
Sat, Nov 21, 2026•8 Day Trip
$855 USD
Returning
Sun, Nov 22, 2026•9 Day Trip
$855 USD
Returning
Wed, Nov 25, 2026•12 Day Trip
$795 USD
Returning
Thu, Nov 26, 2026•13 Day Trip
$805 USD
Returning
Fri, Nov 27, 2026•14 Day Trip
$888 USD