Liberia (LIR) to Washington (DCA) cheap flight deal from $248 USD in economy class

UAUnited Airlines

Round Trip•Economy

LIR

Daniel Oduber Quirós International Airport

Liberia, Costa Rica

DCA

Ronald Reagan Washington National Airport

Washington, United States

$437 USD

-43%$248 USD

Verified Sep 21, 2025 at 3:32 PM

September 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21$380 22$380 23$359 24$331 25$331 26$331 27$331 28$619 29$2,288 30$248 1$248 2$248 3$307 4$318 5$413

Fair Availability

36% of dates checked are available within 10% of the lowest price

Tuesday, September 23rd, 2025

6 round-trip options

Returning

Sun, Sep 28, 2025•5 Day Trip

$359 USD

Google Flights

Returning

Mon, Sep 29, 2025•6 Day Trip

$359 USD

Google Flights

Returning

Tue, Sep 30, 2025•7 Day Trip

$359 USD

Google Flights

Returning

Wed, Oct 1, 2025•8 Day Trip

$528 USD

Google Flights

Returning

Thu, Oct 2, 2025•9 Day Trip

$435 USD

Google Flights

Returning

Mon, Oct 6, 2025•13 Day Trip

$359 USD

Google Flights