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 agoOctober 2026
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Good Availability
43% of dates checked are available within 10% of the lowest price
Monday, October 12th, 2026
7 round-trip options
Returning
Sun, Oct 18, 2026•6 Day Trip
$807 USD
Returning
Mon, Oct 19, 2026•7 Day Trip
$552 USD
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Tue, Oct 20, 2026•8 Day Trip
$538 USD
Returning
Wed, Oct 21, 2026•9 Day Trip
$538 USD
Returning
Sat, Oct 24, 2026•12 Day Trip
$612 USD
Returning
Sun, Oct 25, 2026•13 Day Trip
$600 USD
Returning
Mon, Oct 26, 2026•14 Day Trip
$584 USD