Liberia (LIR) to Portland (PDX) cheap flight deal from $333 USD in economy class – flightdeals.net

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Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

Round Trip•Economy

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

Portland International Airport

Portland, United States

$632 USD

-47%$333 USD

Verified Sep 21, 2025 at 2:53 PM

October 2025

Mon

Tue

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Sat

Sun

29$1,084 30$916 1$415 2$473 3$473 4$518 5$576 6 7$732 8 9$391 10 11$758 12$654 13 14$798 15 16$505 17 18$697 19$446 20 21$391 22 23$333 24 25$741 26$341 27$341 28$333 29$425 30$444 31$496 1 2

Limited Availability

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

Tuesday, October 28th, 2025

3 round-trip options

Returning

Sun, Nov 2, 2025•5 Day Trip

$333 USD

Returning

Mon, Nov 3, 2025•6 Day Trip

$425 USD

Returning

Tue, Nov 4, 2025•7 Day Trip

$444 USD