Liberia (LIR) to Portland (PDX) flight deal from $269 USD in economy class – flightdeals.net

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American Airlines

AAAmerican Airlines

Round Trip•Economy

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

Portland International Airport

Portland, United States

$592 USD

-55%$269 USD

Verified Nov 29, 2025 at 9:38 PM

January 2026

Mon

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Sun

29$579 30$563 31$660 1$684 2$1,198 3$1,500 4$958 5$728 6$474 7$348 8$348 9$541 10$399 11$320 12$300 13$269 14$269 15$269 16$300 17$316 18$321 19$431 20$427 21$269 22$269 23$300 24$316 25 26$332 27 28 29 30$547 31 1

Rare Availability

5% of dates checked are available within 10% of the lowest price

Sunday, January 18th, 2026

4 round-trip options

Returning

Fri, Jan 23, 2026•5 Day Trip

$351 USD

Returning

Sat, Jan 24, 2026•6 Day Trip

$321 USD

Returning

Sun, Jan 25, 2026•7 Day Trip

$321 USD

Returning

Fri, Jan 30, 2026•12 Day Trip

$436 USD