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

Tuesday, July 21st, 2026

7 round-trip options

Returning
Sun, Jul 26, 2026•5 Day Trip
$576 USD
Google Flights
Returning
Mon, Jul 27, 2026•6 Day Trip
$507 USD
Google Flights
Returning
Tue, Jul 28, 2026•7 Day Trip
$507 USD
Google Flights
Returning
Wed, Jul 29, 2026•8 Day Trip
$812 USD
Google Flights
Returning
Thu, Jul 30, 2026•9 Day Trip
$807 USD
Google Flights
Returning
Fri, Jul 31, 2026•10 Day Trip
$807 USD
Google Flights
Returning
Tue, Aug 4, 2026•14 Day Trip
$849 USD
Google Flights