Alaska Airlines, Inc.ASAlaska Airlines, Inc.
One Way•Economy
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$343 USD
-45%$190 USD
Verified Sep 19, 2025 at 2:53 PM
Fair Availability
37% of dates checked are available within 10% of the lowest price

Thursday, October 9th, 2025

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