Liberia (LIR) to Portland (PDX) flight deal in economy from $428
LIRDaniel Oduber Quirós International Airport
Liberia, Costa Rica
PDXPortland International Airport
Portland, United States
$762 USD
-44%$428 USD
Verified 2 days agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Limited Availability
13% of dates checked are available within 10% of the lowest price
Sunday, October 4th, 2026
7 round-trip options
Returning
Sat, Oct 10, 2026•6 Day Trip
$818 USD
Returning
Mon, Oct 12, 2026•8 Day Trip
$737 USD
Returning
Tue, Oct 13, 2026•9 Day Trip
$1,011 USD
Returning
Thu, Oct 15, 2026•11 Day Trip
$737 USD
Returning
Fri, Oct 16, 2026•12 Day Trip
$655 USD
Returning
Sat, Oct 17, 2026•13 Day Trip
$655 USD
Returning
Sun, Oct 18, 2026•14 Day Trip
$655 USD