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One Way•Economy
United StatesPDX

Portland International Airport

Portland, United States
PortugalLIS

Portela Airport

Lisbon, Portugal
$607 USD
-38%$374 USD
Verified Apr 3, 2026 at 9:06 AM
Limited Availability
17% of dates checked are available within 10% of the lowest price

Friday, May 1st, 2026

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