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Washington, D.C.

$212+ 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — WAS
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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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 October 10, 2025.

This American Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 11/2510:39 pmLIH - DCA
1 stop12h 05mAmerican Airlines
Sun 11/307:00 amDCA - LIH
1 stop13h 54mAmerican Airlines
Deal found 10/7$626
This Alaska Airlines deal was found by Cheapflights users on 10/8. 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 12/193:25 pmLIH - DCA
1 stop24h 54mAlaska Airlines
Fri 1/28:00 amDCA - LIH
1 stop19h 23mAlaska Airlines
Deal found 10/8$667
This Alaska Airlines deal was found by Cheapflights users on 10/9. 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 - IAD
1 stop25h 50mAlaska Airlines
Fri 1/27:33 amIAD - LIH
1 stop19h 50mAlaska Airlines
Deal found 10/9$702
This Kiwi.com deal was found by Cheapflights users on 10/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:27 pmLIH - BWI
1 stop35h 08mMultiple Airlines
Mon 10/276:29 pmBWI - LIH
2 stops47h 44mMultiple Airlines
Deal found 10/8$715
This United Airlines deal was found by Cheapflights users on 10/9. 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 12/199:35 pmLIH - DCA
2 stops16h 06mUnited Airlines
Fri 1/27:00 pmDCA - LIH
2 stops22h 43mUnited Airlines
Deal found 10/9$738
This American Airlines deal was found by Cheapflights users on 10/7. 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 12/193:55 pmLIH - DCA
2 stops14h 02mAmerican Airlines
Fri 1/28:30 amDCA - LIH
2 stops15h 09mAmerican Airlines
Deal found 10/7$743
This American Airlines deal was found by Cheapflights users on 10/8. 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.
Thu 10/239:40 pmLIH - BWI
2 stops19h 14mAmerican Airlines
Mon 10/275:00 amBWI - LIH
2 stops15h 30mAmerican Airlines
Deal found 10/8$784
This Alaska Airlines deal was found by Cheapflights users on 10/8. 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 10/2310:47 amLIH - BWI
1 stop13h 25mAlaska Airlines
Mon 10/277:16 pmBWI - LIH
1 stop32h 07mAlaska Airlines
Deal found 10/8$869
This American Airlines deal was found by Cheapflights users on 10/9. 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 - BWI
2 stops14h 17mAmerican Airlines
Fri 1/26:42 amBWI - LIH
2 stops16h 57mAmerican Airlines
Deal found 10/9$879
This Southwest deal was found by Cheapflights users on 10/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:10 pmLIH - DCA
2 stops15h 50mSouthwest
Sun 11/303:35 pmDCA - LIH
2 stops26h 40mSouthwest
Deal found 10/7$924
This United Airlines deal was found by Cheapflights users on 10/9. 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 - BWI
1 stop21h 46mUnited Airlines
Fri 1/28:00 amBWI - LIH
1 stop14h 47mUnited Airlines
Deal found 10/9$981
This Delta deal was found by Cheapflights users on 10/8. 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 1/27:05 amIAD - LIH
1 stop15h 55mDelta
Deal found 10/8$999

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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$626
(American Airlines)

One-way from

$229
(Alaska Airlines)
Provider with most accurate pricing for Lihue-Washington, D.C. (WAS) flight deals.
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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)
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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 October 10, 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

Tue 3/10

10:50 pm-4:25 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Wed 3/11

10:05 pm-11:50 am

1 stop19h 45m

$650

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Fri 12/19

3:25 pm-9:19 pm

1 stop24h 54m

Washington, D.C. Reagan-National

Fri 1/2

8:00 am-10:23 pm

1 stop19h 23m

$667

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Tue 3/10

1:30 pm-11:45 am

2 stops16h 15m

Washington, D.C. Reagan-National

Wed 3/11

4:35 pm-11:50 am

2 stops25h 15m

$689

LihueWashington, D.C.

LIH - IAD

LIHIAD

Lihue

Fri 12/19

11:23 pm-6:13 am

1 stop25h 50m

Washington, D.C. Dulles Intl

Fri 1/2

7:33 am-10:23 pm

1 stop19h 50m

$702

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 10/23

1:27 pm-6:35 am

1 stop35h 08m

Baltimore/Washington

Mon 10/27

6:29 pm-12:13 pm

2 stops47h 44m

$715

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Fri 12/19

9:35 pm-6:41 pm

2 stops16h 06m

Washington, D.C. Reagan-National

Fri 1/2

7:00 pm-12:43 pm

2 stops22h 43m

$738

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Fri 12/19

3:55 pm-10:57 am

2 stops14h 02m

Washington, D.C. Reagan-National

Fri 1/2

7:00 am-6:39 pm

1 stop16h 39m

$756

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Thu 10/23

9:40 pm-10:54 pm

2 stops19h 14m

Baltimore/Washington

Mon 10/27

5:00 am-2:30 pm

2 stops15h 30m

$784

LihueBaltimore

LIH - BWI

LIHBWI

Lihue

Tue 3/10

7:40 pm-2:56 pm

1 stop13h 16m

Baltimore/Washington

Wed 3/11

6:00 pm-11:49 am

1 stop23h 49m

$815

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Tue 3/10

10:13 am-8:49 am

2 stops16h 36m

Washington, D.C. Reagan-National

Wed 3/11

4:40 pm-7:31 pm

1 stop32h 51m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 25 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 11h 35m. 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 Delta, which is currently one of the cheapest options available, starting at $212. American Airlines flights start at $234 while deals on Alaska Airlines start at $314 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
Woodbridge
Arlington
Tysons
Silver Spring
Springfield
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Rockville

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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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$559Average$694FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$593Average$942FlexibilityNo cancel feeOn-time71%

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