Portland (PDX) to Liberia (LIR) flight deal from $433 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Portland International Airport

Portland, United States

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$686 USD

-37%$433 USD

Verified Apr 5, 2026 at 8:50 AM

April 2026

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30 31 1 2 3 4 5$584 6$584 7$584 8$554 9$554 10$554 11$554 12$480 13$480 14$480 15$480 16$500 17$500 18$500 19$436 20$441 21$441 22$505 23$450 24$450 25$450 26$436 27$436 28$436 29$436 30$450 1$450 2$450 3$436

Fair Availability

29% of dates checked are available within 10% of the lowest price

Thursday, April 2nd, 2026

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No flight details available for this date.