Portland (PDX) to Liberia (LIR) flight deal in economy from $446
PDXPortland International Airport
Portland, United States
LIRDaniel Oduber Quirós International Airport
Liberia, Costa Rica
$760 USD
-41%$446 USD
Verified 13 days agoAugust 2026
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Fair Availability
24% of dates checked are available within 10% of the lowest price
Sunday, August 2nd, 2026
8 round-trip options
Returning
Fri, Aug 7, 2026•5 Day Trip
$838 USD
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Sun, Aug 9, 2026•7 Day Trip
$1,058 USD
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Mon, Aug 10, 2026•8 Day Trip
$1,153 USD
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Tue, Aug 11, 2026•9 Day Trip
$1,402 USD
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Wed, Aug 12, 2026•10 Day Trip
$1,252 USD
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Thu, Aug 13, 2026•11 Day Trip
$1,432 USD
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Fri, Aug 14, 2026•12 Day Trip
$1,380 USD
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Sat, Aug 15, 2026•13 Day Trip
$1,366 USD