Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 3 hours agoOctober 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Monday, October 26th, 2026
7 round-trip options
Returning
Sat, Oct 31, 2026•5 Day Trip
$909 USD
Returning
Sun, Nov 1, 2026•6 Day Trip
$795 USD
Returning
Tue, Nov 3, 2026•8 Day Trip
$745 USD
Returning
Wed, Nov 4, 2026•9 Day Trip
$745 USD
Returning
Sat, Nov 7, 2026•12 Day Trip
$805 USD
Returning
Sun, Nov 8, 2026•13 Day Trip
$795 USD
Returning
Mon, Nov 9, 2026•14 Day Trip
$755 USD