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
Tuesday, August 11th, 2026
6 round-trip options
Returning
Sun, Aug 16, 2026•5 Day Trip
$991 USD
Returning
Mon, Aug 17, 2026•6 Day Trip
$776 USD
Returning
Tue, Aug 18, 2026•7 Day Trip
$859 USD
Returning
Fri, Aug 21, 2026•10 Day Trip
$696 USD
Returning
Sun, Aug 23, 2026•12 Day Trip
$855 USD
Returning
Mon, Aug 24, 2026•13 Day Trip
$776 USD