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Kaua'i

$223+ Cheap flights from Reagan-National (DCA) 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIH
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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Cheap flight deals from Reagan-National to Kaua'i

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$444
(Alaska Airlines)

One-way from

$223
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$720
Provider with most accurate pricing for Washington, D.C. (WAS)-Lihue flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lihue flights.
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From Washington, D.C. Reagan-National to Kaua'i
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One-way flight from Washington, D.C. Reagan-National to Kaua'i
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Highest demand for flights based on searches. 5% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Reagan-National to Kaua'i

Cheapest flights from Reagan-National to Kaua'i
Explore the most affordable flight options available from Reagan-National to Kaua'i. 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 12/57:00 amDCA - LIH
1 stop13h 48mAmerican Airlines
Tue 12/1610:44 pmLIH - DCA
1 stop12h 10mAmerican Airlines
Deal found 11/24$579
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:07 amDCA - LIH
2 stops17h 26mDelta
Wed 12/179:50 pmLIH - DCA
1 stop12h 37mDelta
Deal found 11/22$584
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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.
Sun 12/78:59 amDCA - LIH
1 stop33h 54mAlaska Airlines
Thu 12/112:53 pmLIH - DCA
1 stop25h 09mAlaska Airlines
Deal found 11/21$651
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.
Tue 12/25:00 pmDCA - LIH
1 stop27h 51mAlaska Airlines
Mon 12/812:59 pmLIH - DCA
1 stop26h 01mAlaska Airlines
Deal found 11/23$652
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.
Wed 11/267:00 amDCA - LIH
1 stop13h 54mAmerican Airlines
Wed 12/310:44 pmLIH - DCA
1 stop12h 10mAmerican Airlines
Deal found 11/23$653
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:06 amDCA - LIH
2 stops17h 10mDelta
Wed 12/310:55 pmLIH - DCA
1 stop11h 48mDelta
Deal found 11/22$659
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.
Mon 12/85:08 pmDCA - LIH
1 stop24h 10mAlaska Airlines
Fri 12/122:53 pmLIH - DCA
1 stop25h 09mAlaska Airlines
Deal found 11/23$672
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 12/86:30 amDCA - LIH
2 stops15h 28mUnited Airlines
Fri 12/128:30 pmLIH - DCA
1 stop13h 21mUnited Airlines
Deal found 11/23$678
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:00 amDCA - LIH
1 stop13h 48mAmerican Airlines
Tue 12/910:44 pmLIH - DCA
1 stop12h 10mAmerican Airlines
Deal found 11/22$683

Cheapflights Fare Finder

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

Fly from

Reagan-National

Fly to

Kaua'i

Route

Depart

Return

Price

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 3/3

6:00 am-6:31 pm

2 stops17h 31m

Lihue

Thu 3/5

10:45 pm-3:20 pm

1 stop11h 35m

$450

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 2/19

6:00 am-6:31 pm

2 stops17h 31m

Lihue

Thu 2/26

10:55 pm-3:20 pm

1 stop11h 25m

$450

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Mon 1/26

6:00 am-6:31 pm

2 stops17h 31m

Lihue

Thu 1/29

10:45 pm-3:20 pm

1 stop11h 35m

$450

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 2/17

6:05 am-6:31 pm

2 stops17h 26m

Lihue

Thu 2/26

10:55 pm-3:20 pm

1 stop11h 25m

$450

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 2/17

6:59 am-6:31 pm

2 stops16h 32m

Lihue

Wed 2/25

9:45 pm-4:56 pm

2 stops14h 11m

$456

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Tue 2/17

6:05 am-6:31 pm

2 stops17h 26m

Lihue

Tue 2/24

9:45 pm-6:59 pm

2 stops16h 14m

$456

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Sun 2/1

6:05 am-6:46 pm

2 stops17h 41m

Lihue

Tue 2/10

9:20 pm-5:04 pm

2 stops14h 44m

$456

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Sun 2/1

8:00 am-10:41 pm

1 stop19h 41m

Lihue

Tue 2/10

10:20 pm-9:59 pm

1 stop18h 39m

$459

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 2/26

8:30 am-5:11 pm

1 stop13h 41m

$223

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

Thu 1/15

8:40 am-4:37 pm

1 stop12h 57m

$223

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 18 results
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Best time to book a flight from Reagan-National to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Reagan-National 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 Washington, D.C. Reagan-National Airport to Kaua'i

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Kaua'i?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $247). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in October is currently the most expensive (average of $980). 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.

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated November 24, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport to Kaua'i by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
7,997 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,037 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,046 reviews
Delta
7.9
Good
7,997 reviews

Boarding

8.1

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    For as low as $450, Delta can have you in Kaua'i from Washington, D.C. Reagan-National Airport in 17h 31m. The distance from Washington, D.C. Reagan-National Airport to Kaua'i is about 4878 mi.

  • Can I find deals for flights from Reagan-National to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Kaua'i?

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

  • Can I find deals for business class flights from Reagan-National to Kaua'i?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Kaua'i?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $247). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in October is currently the most expensive (average of $980). 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

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Alternative routes for Reagan-National to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Reagan-National to Kaua'i

Discover the top 3 airlines that operate flights from Reagan-National 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 November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$463Average$660FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$571Average$748FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$609Average$830FlexibilityNo cancel feeOn-time69%

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