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

Thursday, September 25th, 2025

4 round-trip options

Returning
Tue, Sep 30, 2025•5 Day Trip
$931 USD
Google Flights
Returning
Wed, Oct 1, 2025•6 Day Trip
$503 USD
Google Flights
Returning
Thu, Oct 2, 2025•7 Day Trip
$1,486 USD
Google Flights
Returning
Tue, Oct 7, 2025•12 Day Trip
$605 USD
Google Flights