Liberia (LIR) to Portland (PDX) flight deal in economy from $428

American AirlinesAAAmerican Airlines
Round Trip•Economy
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$762 USD
-44%$428 USD
Verified 2 days ago
Limited Availability
13% of dates checked are available within 10% of the lowest price

Saturday, November 21st, 2026

5 round-trip options

Returning
Mon, Nov 30, 2026•9 Day Trip
$725 USD
Google Flights
Returning
Wed, Dec 2, 2026•11 Day Trip
$658 USD
Google Flights
Returning
Thu, Dec 3, 2026•12 Day Trip
$652 USD
Google Flights
Returning
Fri, Dec 4, 2026•13 Day Trip
$652 USD
Google Flights
Returning
Sat, Dec 5, 2026•14 Day Trip
$582 USD
Google Flights