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

Wednesday, December 23rd, 2026

7 round-trip options

Returning
Mon, Dec 28, 2026•5 Day Trip
$1,016 USD
Google Flights
Returning
Tue, Dec 29, 2026•6 Day Trip
$958 USD
Google Flights
Returning
Wed, Dec 30, 2026•7 Day Trip
$818 USD
Google Flights
Returning
Fri, Jan 1, 2027•9 Day Trip
$877 USD
Google Flights
Returning
Sat, Jan 2, 2027•10 Day Trip
$855 USD
Google Flights
Returning
Sun, Jan 3, 2027•11 Day Trip
$855 USD
Google Flights
Returning
Mon, Jan 4, 2027•12 Day Trip
$798 USD
Google Flights