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

Saturday, October 4th, 2025

5 round-trip options

Returning
Thu, Oct 9, 2025•5 Day Trip
$518 USD
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Returning
Fri, Oct 10, 2025•6 Day Trip
$704 USD
Google Flights
Returning
Sat, Oct 11, 2025•7 Day Trip
$666 USD
Google Flights
Returning
Fri, Oct 17, 2025•13 Day Trip
$569 USD
Google Flights
Returning
Sat, Oct 18, 2025•14 Day Trip
$569 USD
Google Flights