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
Sunday, December 13th, 2026
8 round-trip options
Returning
Fri, Dec 18, 2026•5 Day Trip
$746 USD
Returning
Sat, Dec 19, 2026•6 Day Trip
$690 USD
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Sun, Dec 20, 2026•7 Day Trip
$682 USD
Returning
Mon, Dec 21, 2026•8 Day Trip
$677 USD
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Tue, Dec 22, 2026•9 Day Trip
$755 USD
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Wed, Dec 23, 2026•10 Day Trip
$675 USD
Returning
Sat, Dec 26, 2026•13 Day Trip
$1,223 USD
Returning
Sun, Dec 27, 2026•14 Day Trip
$1,223 USD