LIR to PDX from $439 in economy – flightdeals.net

Home Premium Fare Deals About

American Airlines

AAAmerican Airlines

Round Trip•Economy

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

Portland International Airport

Portland, United States

$881 USD

-50%$439 USD

Verified 16 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$454 29$439 30$496 1$565 2$565 3$700 4$600 5$733 6$695 7$565 8$565 9$690 10$778 11$715 12$773 13$718 14$496 15$439 16$565 17$775 18$858 19$517 20$508 21$439 22$496 23$580 24$773 25$601 26$643 27$565 28$439 29$439 30$565 31$658 1

Limited Availability

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

Monday, October 19th, 2026

3 round-trip options

Returning

Sat, Oct 24, 2026•5 Day Trip

$517 USD

Returning

Thu, Oct 29, 2026•10 Day Trip

$652 USD

Returning

Fri, Oct 30, 2026•11 Day Trip

$595 USD