Washington (DCA) to Lihue, Kauai (LIH) cheap flight deal from $457 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

$745 USD

-39%$457 USD

Verified Sep 21, 2025 at 1:34 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$710 22$633 23$633 24$690 25$633 26$797 27$710 28$782 29$633 30$608 1$821 2$765 3$959 4$981 5$952

Limited Availability

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

Sunday, September 21st, 2025

10 round-trip options

Returning

Fri, Sep 26, 2025•5 Day Trip

$730 USD

Google Flights

Returning

Sat, Sep 27, 2025•6 Day Trip

$836 USD

Google Flights

Returning

Sun, Sep 28, 2025•7 Day Trip

$778 USD

Google Flights

Returning

Mon, Sep 29, 2025•8 Day Trip

$710 USD

Google Flights

Returning

Tue, Sep 30, 2025•9 Day Trip

$710 USD

Google Flights

Returning

Wed, Oct 1, 2025•10 Day Trip

$710 USD

Google Flights

Returning

Thu, Oct 2, 2025•11 Day Trip

$710 USD

Google Flights

Returning

Fri, Oct 3, 2025•12 Day Trip

$784 USD

Google Flights

Returning

Sat, Oct 4, 2025•13 Day Trip

$995 USD

Google Flights

Returning

Sun, Oct 5, 2025•14 Day Trip

$1,021 USD

Google Flights