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Kaua'i

$273+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIH
mai 10 — mai 171
sam. 5/10
sam. 5/17
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 mai 5, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$601
(Delta)

One-way from

$273
(Alaska Airlines)

Popular in

March

Cheapest in

September

Average price

$715
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. 8% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in May 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 mai 5, 2025.

This Delta deal was found by Cheapflights users on 5/4. 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.
sam. 5/176:59 amDCA - LIH
2 stops16h 50mDelta
mar. 5/278:25 pmLIH - DCA
2 stops14h 59mDelta
Deal found 5/4$601
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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.
mar. 6/35:00 pmDCA - LIH
1 stop24h 46mAlaska Airlines
ven. 6/1310:54 pmLIH - DCA
1 stop16h 05mAlaska Airlines
Deal found 5/4$603
This American Airlines deal was found by Cheapflights users on 5/4. 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.
ven. 8/225:00 amDCA - LIH
2 stops14h 56mAmerican Airlines
mar. 9/29:16 pmLIH - DCA
1 stop13h 05mAmerican Airlines
Deal found 5/4$620
This United Airlines deal was found by Cheapflights users on 5/4. 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.
lun. 5/196:25 amDCA - LIH
2 stops15h 21mUnited Airlines
ven. 5/2310:58 pmLIH - DCA
1 stop11h 59mUnited Airlines
Deal found 5/4$679
This Southwest deal was found by Cheapflights users on 5/4. 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.
ven. 6/276:50 pmDCA - LIH
2 stops21h 30mSouthwest
sam. 7/58:40 pmLIH - DCA
2 stops13h 15mSouthwest
Deal found 5/4$1,169

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 mai 5, 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

sam. 5/17

6:59 am-5:49 pm

2 stops16h 50m

Lihue

mar. 5/27

8:25 pm-5:24 pm

2 stops14h 59m

$601

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

mar. 6/3

5:00 pm-11:46 am

1 stop24h 46m

Lihue

ven. 6/13

10:54 pm-8:59 pm

1 stop16h 05m

$603

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

ven. 8/22

5:00 am-1:56 pm

2 stops14h 56m

Lihue

mar. 9/2

9:16 pm-4:21 pm

1 stop13h 05m

$620

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

lun. 5/19

6:25 am-3:46 pm

2 stops15h 21m

Lihue

ven. 5/23

10:58 pm-4:57 pm

1 stop11h 59m

$679

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

ven. 6/27

6:50 pm-10:20 am

2 stops21h 30m

Lihue

sam. 7/5

8:40 pm-3:55 pm

2 stops13h 15m

$1,169

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

mer. 6/4

5:00 pm-11:46 am

1 stop24h 46m

$273

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

mer. 5/28

6:05 am-5:49 pm

2 stops17h 44m

$298

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

mer. 6/4

8:55 pm-12:45 pm

2 stops21h 50m

$378

Washington, D.C.Lihue

DCA - LIH

DCALIH

Washington, D.C. Reagan-National

jeu. 5/22

6:00 am-3:35 pm

2 stops15h 35m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $440). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in June is currently the most expensive (average of $678). 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.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

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 mai 5, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Washington, D.C. to Kaua'i by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,987 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,941 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,702 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $273. Users have also found prices from $298 and $378 on Delta and Southwest, respectively.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Kaua'i (average of $440). Flying from Washington, D.C. Reagan-National Airport to Kaua'i in June is currently the most expensive (average of $678). 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 2 airlines flying from Reagan-National to Kaua'i

Discover the top 2 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 mai 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$484Average$733FlexibilityNo cancel feeOn-time71%
DeltaCheapest$489Average$660FlexibilityNo cancel feeOn-timeN/A

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