Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 5 hours agoJuly 2026
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Fair Availability
30% of dates checked are available within 10% of the lowest price
Wednesday, July 1st, 2026
6 round-trip options
Returning
Mon, Jul 6, 2026•5 Day Trip
$1,244 USD
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Wed, Jul 8, 2026•7 Day Trip
$1,244 USD
Returning
Thu, Jul 9, 2026•8 Day Trip
$1,244 USD
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Sat, Jul 11, 2026•10 Day Trip
$1,314 USD
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Tue, Jul 14, 2026•13 Day Trip
$1,244 USD
Returning
Wed, Jul 15, 2026•14 Day Trip
$1,244 USD