DCA to LIR from $144 in economy – flightdeals.net

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American Airlines

AAAmerican Airlines

One Way•Economy

Ronald Reagan Washington National Airport

Washington, United States

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

$188 USD

-23%$144 USD

Verified about 5 hours ago

June 2026

Mon

Tue

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Sun

1 2 3 4 5 6 7 8 9 10 11 12$174 13$144 14$144 15$144 16$144 17$149 18$294 19$180 20$144 21$178 22$144 23$144 24$189 25$221 26$265 27$194 28$194 29$194 30$194 1$231 2$221 3$176 4$150 5$237

Good Availability

51% of dates checked are available within 10% of the lowest price

Tuesday, June 2nd, 2026

No flight details available for this date.