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 agoJuly 2026
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Fair Availability
24% of dates checked are available within 10% of the lowest price
Monday, July 20th, 2026
8 round-trip options
Returning
Sat, Jul 25, 2026•5 Day Trip
$684 USD
Returning
Mon, Jul 27, 2026•7 Day Trip
$610 USD
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Tue, Jul 28, 2026•8 Day Trip
$465 USD
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Wed, Jul 29, 2026•9 Day Trip
$644 USD
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Thu, Jul 30, 2026•10 Day Trip
$644 USD
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Fri, Jul 31, 2026•11 Day Trip
$676 USD
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Sat, Aug 1, 2026•12 Day Trip
$681 USD
Returning
Sun, Aug 2, 2026•13 Day Trip
$816 USD