LIR to DCA from $285 in economy – flightdeals.net

Home Premium Fare Deals About

American Airlines

AAAmerican Airlines

Round Trip•Economy

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

Ronald Reagan Washington National Airport

Washington, United States

$726 USD

-61%$285 USD

Verified 13 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$513 1$285 2$285 3$285 4$285 5$285 6$519 7$704 8$704 9$514 10$328 11$328 12$514 13$334 14$285 15$373 16$285 17$285 18$285 19$328 20$433 21$378 22$285 23$328 24$328 25$328 26$328 27$466 28$460 29$416 30$328 1$328 2$328 3$657 4$476

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Saturday, September 5th, 2026

4 round-trip options

Returning

Mon, Sep 14, 2026•9 Day Trip

$285 USD

Returning

Wed, Sep 16, 2026•11 Day Trip

$290 USD

Returning

Thu, Sep 17, 2026•12 Day Trip

$285 USD

Returning

Fri, Sep 18, 2026•13 Day Trip

$328 USD