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
$660 USD
-32%$446 USD
Verified 14 days agoAugust 2026
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Good Availability
43% of dates checked are available within 10% of the lowest price
Saturday, August 1st, 2026
6 round-trip options
Returning
Thu, Aug 6, 2026•5 Day Trip
$2,851 USD
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Fri, Aug 7, 2026•6 Day Trip
$2,851 USD
Returning
Sat, Aug 8, 2026•7 Day Trip
$3,351 USD
Returning
Tue, Aug 11, 2026•10 Day Trip
$734 USD
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Thu, Aug 13, 2026•12 Day Trip
$1,248 USD
Returning
Fri, Aug 14, 2026•13 Day Trip
$1,248 USD