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
$807 USD
-58%$341 USD
Verified Nov 4, 2025 at 12:26 AM
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Saturday, December 20th, 2025

5 round-trip options

Returning
Thu, Dec 25, 2025•5 Day Trip
$1,179 USD
Google Flights
Returning
Fri, Dec 26, 2025•6 Day Trip
$1,283 USD
Google Flights
Returning
Sat, Dec 27, 2025•7 Day Trip
$1,083 USD
Google Flights
Returning
Fri, Jan 2, 2026•13 Day Trip
$544 USD
Google Flights
Returning
Sat, Jan 3, 2026•14 Day Trip
$544 USD
Google Flights