PDX to LIR from $497 in business – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Business Class

Portland International Airport

Portland, United States

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$880 USD

-44%$497 USD

Verified about 2 hours ago

July 2026

Mon

Tue

Wed

Thu

Fri

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Sun

29$497 30$497 1$761 2$577 3$511 4$511 5$841 6$710 7$903 8$819 9$761 10$701 11$511 12$548 13$636 14$517 15$650 16$761 17$761 18$546 19$891 20$710 21$691 22$992 23$701 24$806 25$511 26$534 27$497 28$517 29$577 30$511 31$517 1$567 2$610

Limited Availability

16% of dates checked are available within 10% of the lowest price

Sunday, July 26th, 2026

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