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Washington, D.C.

$253+ Cheap flights from Kaua'i to Washington, D.C. (WAS)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — WAS
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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Find flight deals from Kaua'i to Washington, D.C.

Cheapest flights from Kaua'i to Washington, D.C.
Explore the most affordable flight options available from Kaua'i to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 24, 2025.

This American Airlines deal was found by Cheapflights users on 11/24. 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.
Fri 12/199:45 pmLIH - DCA
2 stops14h 49mAmerican Airlines
Fri 1/27:00 amDCA - LIH
1 stop16h 39mAmerican Airlines
Deal found 11/24$568
This Delta deal was found by Cheapflights users on 11/23. 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 12/810:55 pmLIH - IAD
2 stops13h 05mDelta
Fri 12/127:15 amIAD - LIH
1 stop17h 55mDelta
Deal found 11/23$689
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Fri 12/198:30 pmLIH - IAD
1 stop21h 53mUnited Airlines
Fri 1/26:20 amIAD - LIH
1 stop15h 44mUnited Airlines
Deal found 11/24$708
This Delta deal was found by Cheapflights users on 11/23. 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 12/89:50 pmLIH - DCA
1 stop12h 37mDelta
Fri 12/126:00 amDCA - LIH
2 stops17h 33mDelta
Deal found 11/23$759
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/88:30 pmLIH - BWI
1 stop13h 41mUnited Airlines
Fri 12/128:20 amBWI - LIH
1 stop13h 38mUnited Airlines
Deal found 11/23$783
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Fri 12/1910:45 pmLIH - BWI
2 stops14h 35mAmerican Airlines
Fri 1/26:42 amBWI - LIH
2 stops16h 57mAmerican Airlines
Deal found 11/23$794
This United Airlines deal was found by Cheapflights users on 11/22. 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.
Fri 12/192:00 pmLIH - BWI
1 stop13h 17mUnited Airlines
Fri 1/28:00 amBWI - LIH
1 stop14h 47mUnited Airlines
Deal found 11/22$843
This United Airlines deal was found by Cheapflights users on 11/23. 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 12/88:30 pmLIH - IAD
1 stop11h 53mUnited Airlines
Fri 12/128:17 amIAD - LIH
1 stop13h 41mUnited Airlines
Deal found 11/23$853
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Mon 12/810:44 pmLIH - DCA
1 stop12h 10mAmerican Airlines
Fri 12/125:10 pmDCA - LIH
1 stop25h 14mAmerican Airlines
Deal found 11/23$870
This Alaska Airlines deal was found by Cheapflights users on 11/23. 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.
Fri 12/1911:23 pmLIH - BWI
1 stop25h 21mAlaska Airlines
Fri 1/27:04 amBWI - LIH
2 stops20h 15mAlaska Airlines
Deal found 11/23$977
This Delta deal was found by Cheapflights users on 11/23. 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 12/192:15 pmLIH - IAD
2 stops14h 31mDelta
Fri 1/26:00 amIAD - LIH
2 stops17h 00mDelta
Deal found 11/23$984
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Mon 12/810:44 pmLIH - BWI
2 stops14h 45mAmerican Airlines
Fri 12/126:00 amBWI - LIH
2 stops14h 48mAmerican Airlines
Deal found 11/23$1,064

Cheap flight deals from Kaua'i to Washington, D.C.

Keep the following information in mind while searching for Kaua'i to Washington, D.C. flight deals. Data was last updated November 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$405
(Alaska Airlines)

One-way from

$253
(United Airlines)
Provider with most accurate pricing for Lihue-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Washington, D.C. (WAS) flights.
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From Kaua'i to Washington, D.C. (WAS)
Search Deals
One-way flight from Kaua'i to Washington, D.C. (WAS)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Washington, D.C. 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 November 24, 2025.
Use the filters below to find and compare flights from Kaua'i to Washington, D.C. that are best for you.

Fly from

Kaua'i

Fly to

Washington, D.C.

Route

Depart

Return

Price

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Thu 1/29

10:20 pm-4:26 pm

1 stop13h 06m

Washington, D.C. Dulles Intl

Mon 2/2

6:04 pm-10:41 pm

1 stop33h 37m

$405

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 1/29

10:20 pm-9:59 pm

1 stop18h 39m

Washington, D.C. Reagan-National

Mon 2/2

5:01 pm-10:41 pm

1 stop34h 40m

$405

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Thu 1/29

10:45 pm-11:10 pm

1 stop19h 25m

Washington, D.C. Dulles Intl

Mon 2/2

6:00 am-6:31 pm

2 stops17h 31m

$431

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 1/29

10:45 pm-3:20 pm

1 stop11h 35m

Washington, D.C. Reagan-National

Mon 2/2

6:59 am-6:31 pm

2 stops16h 32m

$450

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 1/29

10:20 pm-6:14 pm

1 stop14h 54m

Baltimore/Washington

Mon 2/2

7:14 pm-10:41 pm

1 stop32h 27m

$479

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 1/29

9:31 pm-7:40 pm

2 stops17h 09m

Baltimore/Washington

Mon 2/2

6:00 am-6:31 pm

2 stops17h 31m

$514

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Mon 4/27

10:25 pm-4:37 pm

1 stop12h 12m

Washington, D.C. Dulles Intl

Mon 5/4

7:00 am-9:24 pm

1 stop20h 24m

$575

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Mon 4/27

2:45 pm-5:29 pm

1 stop20h 44m

Washington, D.C. Reagan-National

Mon 5/4

5:10 pm-10:42 am

1 stop23h 32m

$575

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Fri 12/19

9:45 pm-3:44 pm

1 stop12h 59m

Washington, D.C. Reagan-National

Fri 1/2

7:00 am-6:39 pm

1 stop16h 39m

$612

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Mon 4/27

10:45 pm-5:17 pm

1 stop12h 32m

Baltimore/Washington

Mon 5/4

8:37 am-9:54 pm

2 stops19h 17m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 41 results
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Best time to book a flight from Kaua'i to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kaua'i 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 Kaua'i to Washington, D.C.
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Washington, D.C.. 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 Kaua'i to Washington, D.C.?

    Departing from Kaua'i to Washington, D.C. will take you 13h 06m. The distance between Kaua'i and Washington, D.C. is about 4854 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Kaua'i to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $253. Alaska Airlines flights start at $258 while deals on American Airlines start at $347 one-way.

  • What are the most popular routes from Kaua'i to Washington, D.C.?

    When deciding which route to take from Kaua'i to Washington, D.C. consider Lihue - Baltimore/Washington, Lihue - Washington, D.C. Reagan-National or Lihue - Washington, D.C. Dulles Intl as they are the most popular.

  • Can I find deals for flights from Kaua'i to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Kaua'i to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kaua'i to Washington, D.C.?

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

  • Can I find deals for business class flights from Kaua'i to Washington, D.C.?

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

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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Top 2 airlines flying from Kaua'i to Washington, D.C.

Discover the top 2 airlines that operate flights from Kaua'i to Washington, D.C.. 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 November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$559Average$694FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$942FlexibilityNo cancel feeOn-time71%

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