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

Saturday, December 13th, 2025

4 round-trip options

Returning
Thu, Dec 18, 2025•5 Day Trip
$1,023 USD
Google Flights
Returning
Fri, Dec 19, 2025•6 Day Trip
$1,524 USD
Google Flights
Returning
Sat, Dec 20, 2025•7 Day Trip
$1,816 USD
Google Flights
Returning
Mon, Dec 22, 2025•9 Day Trip
$1,122 USD
Google Flights