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
$632 USD
-47%$333 USD
Verified Sep 21, 2025 at 2:53 PM
Limited Availability
13% of dates checked are available within 10% of the lowest price

Sunday, September 28th, 2025

3 round-trip options

Returning
Fri, Oct 3, 2025•5 Day Trip
$545 USD
Google Flights
Returning
Sat, Oct 4, 2025•6 Day Trip
$854 USD
Google Flights
Returning
Sun, Oct 5, 2025•7 Day Trip
$524 USD
Google Flights