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 14 days agoDecember 2026
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Fair Availability
24% of dates checked are available within 10% of the lowest price
Tuesday, December 1st, 2026
8 round-trip options
Returning
Sun, Dec 6, 2026•5 Day Trip
$653 USD
Returning
Mon, Dec 7, 2026•6 Day Trip
$653 USD
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Tue, Dec 8, 2026•7 Day Trip
$856 USD
Returning
Wed, Dec 9, 2026•8 Day Trip
$664 USD
Returning
Thu, Dec 10, 2026•9 Day Trip
$621 USD
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Fri, Dec 11, 2026•10 Day Trip
$726 USD
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Mon, Dec 14, 2026•13 Day Trip
$635 USD
Returning
Tue, Dec 15, 2026•14 Day Trip
$801 USD