HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kaua'i

$229+ Cheap flights from District of Columbia to Kaua'i

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIH
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Kaua'i with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from District of Columbia to Kaua'i

Keep the following information in mind while searching for District of Columbia to Kaua'i flight deals. Data was last updated September 17, 2025.

Round-trip from

$456
(Alaska Airlines)

One-way from

$229
(Delta)

Popular in

March

Cheapest in

September

Average price

$630
From District of Columbia to Kaua'i
Search Deals
One-way flight from District of Columbia to Kaua'i
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from District of Columbia to Kaua'i

Cheapest flights from District of Columbia to Kaua'i
Explore the most affordable flight options available from District of Columbia to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:59 amDCA - LIH
1 stop33h 54mAlaska Airlines
Wed 12/172:53 pmLIH - DCA
1 stop25h 26mAlaska Airlines
Deal found 9/14$456
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:00 amDCA - LIH
1 stop19h 25mAlaska Airlines
Tue 11/1812:48 pmLIH - DCA
1 stop26h 12mAlaska Airlines
Deal found 9/15$457
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:35 amIAD - LIH
1 stop17h 30mDelta
Tue 11/189:29 pmLIH - IAD
2 stops13h 54mDelta
Deal found 9/17$462
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:30 amIAD - LIH
2 stops15h 28mUnited Airlines
Tue 11/188:30 pmLIH - IAD
2 stops14h 25mUnited Airlines
Deal found 9/15$468
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:30 amDCA - LIH
2 stops15h 28mUnited Airlines
Tue 11/182:31 pmLIH - DCA
2 stops14h 22mUnited Airlines
Deal found 9/15$468
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:15 amIAD - LIH
1 stop17h 49mDelta
Thu 11/139:29 pmLIH - IAD
2 stops15h 57mDelta
Deal found 9/16$484
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:25 amIAD - LIH
1 stop13h 33mUnited Airlines
Thu 11/138:30 pmLIH - IAD
1 stop11h 48mUnited Airlines
Deal found 9/17$487
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amDCA - LIH
1 stop13h 59mAmerican Airlines
Thu 11/610:39 pmLIH - DCA
1 stop12h 16mAmerican Airlines
Deal found 9/17$487
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:59 amDCA - LIH
2 stops17h 06mDelta
Mon 11/109:29 pmLIH - DCA
1 stop12h 56mDelta
Deal found 9/15$492
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:24 amDCA - LIH
1 stop13h 06mAmerican Airlines
Thu 10/301:45 pmLIH - DCA
2 stops15h 15mAmerican Airlines
Deal found 9/16$493
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:17 pmIAD - LIH
2 stops31h 13mAlaska Airlines
Wed 12/32:53 pmLIH - IAD
1 stop21h 37mAlaska Airlines
Deal found 9/15$495
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/38:25 amIAD - LIH
1 stop13h 33mUnited Airlines
Tue 11/188:30 pmLIH - IAD
2 stops14h 25mUnited Airlines
Deal found 9/16$512

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from District of Columbia to Kaua'i that are best for you.

Fly from

District of Columbia

Fly to

Kaua'i

Route

Depart

Return

Price

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 1/13

8:00 am-10:15 pm

1 stop19h 15m

Lihue

Tue 1/20

10:10 pm-4:15 pm

1 stop13h 05m

$457

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Mon 1/26

7:00 am-3:07 pm

1 stop13h 07m

Lihue

Mon 2/2

10:30 pm-3:56 pm

1 stop12h 26m

$457

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 11/13

8:00 am-10:25 pm

1 stop19h 25m

Lihue

Tue 11/18

12:48 pm-8:00 pm

1 stop26h 12m

$457

Washington, D.C.Lihue

IAD - LIH

IADLIH

Washington, D.C. Dulles Intl

Thu 11/13

8:25 am-4:58 pm

1 stop13h 33m

Lihue

Tue 11/18

8:30 pm-3:55 pm

2 stops14h 25m

$462

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Wed 12/10

6:29 am-6:30 pm

2 stops17h 01m

Lihue

Wed 12/17

9:44 pm-3:27 pm

1 stop12h 43m

$462

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 1/13

8:00 am-10:15 pm

1 stop19h 15m

Lihue

Mon 1/19

9:00 pm-4:04 pm

2 stops14h 04m

$462

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 1/13

8:59 am-7:46 pm

2 stops15h 47m

Lihue

Tue 1/20

10:10 pm-4:55 pm

2 stops13h 45m

$468

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Wed 1/14

9:00 am-8:31 pm

2 stops16h 31m

Lihue

Wed 1/21

10:26 pm-6:16 pm

2 stops14h 50m

$468

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 11/13

6:30 am-4:58 pm

2 stops15h 28m

Lihue

Tue 11/18

2:31 pm-9:53 am

2 stops14h 22m

$468

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Wed 2/25

6:00 am-5:02 pm

2 stops16h 02m

Lihue

Wed 3/4

10:30 pm-5:59 pm

2 stops14h 29m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 30 results
1
2
3

Best time to book a flight from District of Columbia to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Kaua'i

What is the cheapest month to book a flight from District of Columbia to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Kaua'i (average of $440). Flying from District of Columbia to Kaua'i in June is currently the most expensive (average of $689). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to FUS?

Find hourly flight availability from District of Columbia to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Kaua'i as you normally would.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from District of Columbia to Kaua'i?

    A quick flight from District of Columbia to Kaua'i can take about 13h 07m. Alaska Airlines provides one of the quickest options available for as low as $457. Airlines will cover a distance of 4878 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from District of Columbia to Kaua'i one-way?

    The cheapest airlines for a one-way flight from District of Columbia to Kaua'i are Delta ($229), American Airlines ($229), and Alaska Airlines ($317).

  • Can I find deals for flights from District of Columbia to Kaua'i that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Kaua'i.

  • Can I find deals for business class flights from District of Columbia to Kaua'i?

    Yes. Cheapflights offers flight deals from District of Columbia to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Kaua'i (average of $440). Flying from District of Columbia to Kaua'i in June is currently the most expensive (average of $689). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for District of Columbia to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Honolulu flights
San Francisco to Honolulu flights
Seattle to Honolulu flights
John F Kennedy Intl to Honolulu flights
Ontario to Honolulu flights
Los Angeles to Kahului flights
O'Hare Intl to Honolulu flights
San Francisco to Kahului flights
Newark to Honolulu flights
Seattle to Kahului flights
Los Angeles to Kailua-Kona flights
Minneapolis to Honolulu flights
Dallas/Fort Worth to Honolulu flights
San Jose to Honolulu flights
Portland to Honolulu flights
San Diego to Honolulu flights
Denver to Honolulu flights
Hobby to Honolulu flights
Seattle to Lihue flights
Oakland to Honolulu flights
Dulles Intl to Honolulu flights
Seattle to Kailua-Kona flights
Los Angeles to Lihue flights
Atlanta to Honolulu flights
Sky Harbor Intl to Honolulu flights
San Francisco to Kailua-Kona flights
Las Vegas to Honolulu flights
George Bush Intcntl to Honolulu flights
Salt Lake City to Honolulu flights
Portland to Kahului flights
LaGuardia to Honolulu flights
O'Hare Intl to Kahului flights
Long Beach to Honolulu flights
San Francisco to Lihue flights
Denver to Kahului flights
San Jose to Kahului flights
San Diego to Kahului flights
Boston to Honolulu flights
Portland to Kailua-Kona flights
Sacramento to Honolulu flights
Baltimore to Honolulu flights
Denver to Kailua-Kona flights
Reagan-National to Honolulu flights
Denver to Lihue flights
Oakland to Kahului flights
Detroit to Honolulu flights
Salt Lake City to Kahului flights
Orlando to Honolulu flights
Sacramento to Kahului flights
Ontario to Kahului flights

Top 5 airlines flying from District of Columbia to Kaua'i

Discover the top 5 airlines that operate flights from District of Columbia to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$406Average$655FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$484Average$702FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$515Average$774FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$547Average$887FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$671Average$926FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.