Alaska Airlines, Inc.ASAlaska Airlines, Inc.
Round Trip•Economy
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$883 USD
-62%$333 USD
Verified Nov 29, 2025 at 2:52 AM
Rare Availability
5% of dates checked are available within 10% of the lowest price

Friday, December 5th, 2025

3 round-trip options

Returning
Wed, Dec 10, 2025•5 Day Trip
$434 USD
Google Flights
Returning
Thu, Dec 11, 2025•6 Day Trip
$455 USD
Google Flights
Returning
Fri, Dec 12, 2025•7 Day Trip
$455 USD
Google Flights