Washington (DCA) to Lihue, Kauai (LIH) flight deal from $571 USD in economy class

AAAmerican Airlines

Round Trip•Economy

DCA

Ronald Reagan Washington National Airport

Washington, United States

LIH

Lihue Airport

Lihue, Kauai, United States

$861 USD

-34%$571 USD

Verified Nov 3, 2025 at 6:22 PM

December 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$624 2$608 3$579 4$587 5$609 6$582 7$628 8$571 9$571 10$571 11$688 12$754 13$628 14$664 15$756 16$808 17$795 18$989 19$1,174 20$1,429 21$1,102 22$1,293 23$1,250 24$1,019 25$1,105 26$1,508 27$1,049 28$873 29$786 30$776 31$571 1 2 3 4

Limited Availability

13% of dates checked are available within 10% of the lowest price

Monday, December 29th, 2025

10 round-trip options

Returning

Sat, Jan 3, 2026•5 Day Trip

$1,886 USD

Google Flights

Returning

Sun, Jan 4, 2026•6 Day Trip

$1,410 USD

Google Flights

Returning

Mon, Jan 5, 2026•7 Day Trip

$1,138 USD

Google Flights

Returning

Tue, Jan 6, 2026•8 Day Trip

$931 USD

Google Flights

Returning

Wed, Jan 7, 2026•9 Day Trip

$827 USD

Google Flights

Returning

Thu, Jan 8, 2026•10 Day Trip

$837 USD

Google Flights

Returning

Fri, Jan 9, 2026•11 Day Trip

$902 USD

Google Flights

Returning

Sat, Jan 10, 2026•12 Day Trip

$1,029 USD

Google Flights

Returning

Sun, Jan 11, 2026•13 Day Trip

$822 USD

Google Flights

Returning

Mon, Jan 12, 2026•14 Day Trip

$786 USD

Google Flights