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

Friday, November 27th, 2026

6 round-trip options

Returning
Sat, Dec 5, 2026•8 Day Trip
$1,333 USD
Google Flights
Returning
Sun, Dec 6, 2026•9 Day Trip
$1,269 USD
Google Flights
Returning
Tue, Dec 8, 2026•11 Day Trip
$1,269 USD
Google Flights
Returning
Wed, Dec 9, 2026•12 Day Trip
$1,360 USD
Google Flights
Returning
Thu, Dec 10, 2026•13 Day Trip
$1,366 USD
Google Flights
Returning
Fri, Dec 11, 2026•14 Day Trip
$1,404 USD
Google Flights