Alaska Airlines, Inc.ASAlaska Airlines, Inc.
One Way•Economy
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$359 USD
-46%$194 USD
Verified Nov 29, 2025 at 2:50 AM
Limited Availability
15% of dates checked are available within 10% of the lowest price

Tuesday, December 16th, 2025

Outbound Flights

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15h 25m·1 stop
$194 USD
Alaska Airlines, Inc.
LIRDec 16 09:00
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LAXDec 16 13:14
AS 1371Boeing 737MAX 9 Passenger
6h 36m layover
Alaska Airlines, Inc.
LAXDec 16 19:50
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PDXDec 16 22:25
AS 201Boeing 737
13h 21m·1 stop
$205 USD
Alaska Airlines, Inc.
LIRDec 16 09:00
→
LAXDec 16 13:14
AS 1371Boeing 737MAX 9 Passenger
4h 33m layover
Alaska Airlines, Inc.
LAXDec 16 17:47
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PDXDec 16 20:21
AS 1397Boeing 737MAX 9 Passenger
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