Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 4 hours agoOctober 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Friday, October 23rd, 2026
7 round-trip options
Returning
Wed, Oct 28, 2026•5 Day Trip
$838 USD
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Thu, Oct 29, 2026•6 Day Trip
$838 USD
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Sat, Oct 31, 2026•8 Day Trip
$858 USD
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Sun, Nov 1, 2026•9 Day Trip
$858 USD
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Wed, Nov 4, 2026•12 Day Trip
$799 USD
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Thu, Nov 5, 2026•13 Day Trip
$799 USD
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Fri, Nov 6, 2026•14 Day Trip
$799 USD