PDX to LIR from $446 in economy

AAAmerican Airlines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

LIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$660 USD

-32%$446 USD

Verified 14 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$451 1$451 2$475 3$490 4$485 5$476 6$451 7$451 8$451 9$470 10$464 11$465 12$451 13$451 14$451 15$470 16$469 17$465 18$465 19$451 20$451 21$450 22$469 23$495 24$465 25$465 26$451 27$451 28$451 29$469 30$470 1$465 2$465 3$451 4$451

Good Availability

43% of dates checked are available within 10% of the lowest price

Tuesday, September 15th, 2026

7 round-trip options

Returning

Mon, Sep 21, 2026•6 Day Trip

$484 USD

Google Flights

Returning

Tue, Sep 22, 2026•7 Day Trip

$470 USD

Google Flights

Returning

Wed, Sep 23, 2026•8 Day Trip

$470 USD

Google Flights

Returning

Thu, Sep 24, 2026•9 Day Trip

$474 USD

Google Flights

Returning

Sun, Sep 27, 2026•12 Day Trip

$561 USD

Google Flights

Returning

Mon, Sep 28, 2026•13 Day Trip

$489 USD

Google Flights

Returning

Tue, Sep 29, 2026•14 Day Trip

$474 USD

Google Flights

Portland (PDX) to Liberia (LIR) flight deal in economy from $446

Portland International Airport

Daniel Oduber Quirós International Airport

September 2026

Tuesday, September 15th, 2026