LIR to PDX from $428 in economy

AAAmerican Airlines

Round Trip•Economy

LIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

PDX

Portland International Airport

Portland, United States

$762 USD

-44%$428 USD

Verified 1 day ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$513 1$434 2$635 3$562 4$434 5$513 6$568 7$914 8$824 9$562 10$434 11$434 12$716 13$519 14$449 15$434 16$492 17$434 18$434 19$513 20$519 21$513 22$434 23$513 24$434 25$434 26$513 27$519 28$513 29$635 30$647 1$568 2$568 3$769 4$655

Limited Availability

13% of dates checked are available within 10% of the lowest price

Sunday, September 13th, 2026

6 round-trip options

Returning

Sat, Sep 19, 2026•6 Day Trip

$519 USD

Google Flights

Returning

Sun, Sep 20, 2026•7 Day Trip

$519 USD

Google Flights

Returning

Mon, Sep 21, 2026•8 Day Trip

$519 USD

Google Flights

Returning

Thu, Sep 24, 2026•11 Day Trip

$598 USD

Google Flights

Returning

Fri, Sep 25, 2026•12 Day Trip

$534 USD

Google Flights

Returning

Sun, Sep 27, 2026•14 Day Trip

$519 USD

Google Flights

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

Daniel Oduber Quirós International Airport

Portland International Airport

September 2026

Sunday, September 13th, 2026