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
Friday, August 21st, 2026
6 round-trip options
Returning
Wed, Aug 26, 2026•5 Day Trip
$805 USD
Returning
Thu, Aug 27, 2026•6 Day Trip
$805 USD
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Fri, Aug 28, 2026•7 Day Trip
$967 USD
Returning
Mon, Aug 31, 2026•10 Day Trip
$729 USD
Returning
Wed, Sep 2, 2026•12 Day Trip
$470 USD
Returning
Thu, Sep 3, 2026•13 Day Trip
$465 USD