Liberia (LIR) to Portland (PDX) flight deal in economy from $428
LIRDaniel Oduber Quirós International Airport
Liberia, Costa Rica
PDXPortland International Airport
Portland, United States
$765 USD
-44%$428 USD
Verified 1 day agoSeptember 2026
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Limited Availability
13% of dates checked are available within 10% of the lowest price
Monday, September 21st, 2026
10 round-trip options
Returning
Sat, Sep 26, 2026•5 Day Trip
$651 USD
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Sun, Sep 27, 2026•6 Day Trip
$513 USD
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Mon, Sep 28, 2026•7 Day Trip
$513 USD
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Tue, Sep 29, 2026•8 Day Trip
$521 USD
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Wed, Sep 30, 2026•9 Day Trip
$811 USD
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Thu, Oct 1, 2026•10 Day Trip
$567 USD
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Fri, Oct 2, 2026•11 Day Trip
$528 USD
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Sat, Oct 3, 2026•12 Day Trip
$560 USD
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Sun, Oct 4, 2026•13 Day Trip
$528 USD
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Mon, Oct 5, 2026•14 Day Trip
$513 USD