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Reagan-National

$268+ Cheap flights from Kaua'i to Reagan-National (DCA)

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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — DCA
May 10 — May 171
Sat 5/10
Sat 5/17
1 adult, Economy
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Cheap flight deals from Kaua'i to Reagan-National

Keep the following information in mind while searching for Kaua'i to Reagan-National flight deals. Data was last updated May 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$565
(Delta)

One-way from

$268
(United 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. Reagan-National
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One-way flight from Kaua'i to Washington, D.C. Reagan-National
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Find flight deals from Kaua'i to Reagan-National

Cheapest flights from Kaua'i to Reagan-National
Explore the most affordable flight options available from Kaua'i to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 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.
Thu 5/229:45 pmLIH - DCA
1 stop12h 04mDelta
Wed 5/286:05 amDCA - LIH
2 stops17h 44mDelta
Deal found 5/4$565
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.
Thu 5/221:14 pmLIH - DCA
2 stops13h 43mUnited Airlines
Wed 5/2811:10 amDCA - LIH
2 stops14h 45mUnited Airlines
Deal found 5/4$635
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.
Thu 5/2210:50 amLIH - DCA
1 stop28h 09mAlaska Airlines
Wed 5/288:59 amDCA - LIH
1 stop32h 46mAlaska Airlines
Deal found 5/4$758

Cheapflights Fare Finder

Customize your flight search to find flights from Kaua'i to Reagan-National 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 May 5, 2025.
Use the filters below to find and compare flights from Kaua'i to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Kaua'i

Fly to

Reagan-National

Route

Depart

Return

Price

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 5/22

9:45 pm-3:49 pm

1 stop12h 04m

Washington, D.C. Reagan-National

Wed 5/28

6:05 am-5:49 pm

2 stops17h 44m

$565

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 5/22

1:14 pm-8:57 am

2 stops13h 43m

Washington, D.C. Reagan-National

Wed 5/28

11:10 am-7:55 pm

2 stops14h 45m

$635

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 5/22

10:50 am-8:59 pm

1 stop28h 09m

Washington, D.C. Reagan-National

Wed 5/28

8:59 am-11:45 am

1 stop32h 46m

$758

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Thu 5/22

7:40 pm-3:05 pm

1 stop13h 25m

$268

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Tue 6/24

10:54 pm-8:59 pm

1 stop16h 05m

$288

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Wed 8/6

9:32 pm-4:43 pm

1 stop13h 11m

$298

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Wed 8/6

9:16 pm-4:16 pm

2 stops13h 00m

$323

LihueWashington, D.C.

LIH - DCA

LIHDCA

Lihue

Sun 8/3

8:35 pm-8:43 pm

2 stops18h 08m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Best time to book a flight from Kaua'i to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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. Reagan-National Airport

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated May 5, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Kaua'i to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,987 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

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

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

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

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,420 reviews
Alaska Airlines
8.0
Very good
9,987 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

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

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

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

Boarding

8.1

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.1

Food

7.1

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 Kaua'i to Reagan-National. 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 Kaua'i to Washington, D.C. Reagan-National Airport one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $268. Users have also found prices from $288 and $298 on Alaska Airlines and Hawaiian Airlines, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Kaua'i to Washington, D.C. Reagan-National Airport (average of $278). Flying from Kaua'i to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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

Traveling to a place near Kaua'i?

Book flights to Kaua'i if you plan to visit one of these locations
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Top airline flying from Kaua'i to Reagan-National

Discover the top airline that operate flights from Kaua'i to Reagan-National. 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 May 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$593Average$1,036FlexibilityNo cancel feeOn-time71%

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