Liberia (LIR) to Portland (PDX) flight deal in economy from $439

American AirlinesAAAmerican Airlines
Round Trip•Economy
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$881 USD
-50%$439 USD
Verified 14 days ago
Limited Availability
13% of dates checked are available within 10% of the lowest price

Saturday, July 11th, 2026

7 round-trip options

Returning
Thu, Jul 16, 2026•5 Day Trip
$651 USD
Google Flights
Returning
Fri, Jul 17, 2026•6 Day Trip
$711 USD
Google Flights
Returning
Sat, Jul 18, 2026•7 Day Trip
$586 USD
Google Flights
Returning
Sun, Jul 19, 2026•8 Day Trip
$1,248 USD
Google Flights
Returning
Mon, Jul 20, 2026•9 Day Trip
$1,168 USD
Google Flights
Returning
Tue, Jul 21, 2026•10 Day Trip
$1,095 USD
Google Flights
Returning
Sat, Jul 25, 2026•14 Day Trip
$1,026 USD
Google Flights