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United AirlinesUAUnited Airlines
Round Trip•Business Class
Costa RicaLIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica
United StatesPDX

Portland International Airport

Portland, United States
$1,516 USD
-36%$972 USD
Verified Nov 30, 2025 at 8:08 AM

January 2026

Today
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29$1,20330$1,30931$1,2641$1,3702$1,6513$2,7864$1,9365$1,6326$1,3607$1,5778$1,3419$1,21210$1,38811$1,42412$97613$1,11114$97215$97216$1,11117$98418$1,16919$1,11220$1,24921$1,11922$97623$1,11424$1,23225$1,472262728$1,1832930311
Limited Availability
13% of dates checked are available within 10% of the lowest price

Wednesday, January 28th, 2026

1 round-trip options

Returning
Mon, Feb 9, 2026•12 Day Trip
$1,183 USD
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