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Washington, D.C.

$217+ Cheap flights from Kailua-Kona (KOA) 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — WAS
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Washington, D.C.

Cheapest flights from Kailua-Kona to Washington, D.C.
Explore the most affordable flight options available from Kailua-Kona to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 6, 2026.

This United Airlines deal was found by Cheapflights users on 2/3. 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 3/91:30 pm
KOA
-
IAD
1 stop12h 01m
United Airlines
Thu 3/196:15 am
IAD
-
KOA
1 stop13h 58m
United Airlines
Deal found 2/3$485
This United Airlines deal was found by Cheapflights users on 2/4. 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.
Mon 3/91:25 pm
KOA
-
IAD
1 stop12h 04m
United Airlines
Mon 3/166:15 am
IAD
-
KOA
1 stop13h 58m
United Airlines
Deal found 2/4$500
This Expedia deal was found by Cheapflights users on 2/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/910:57 pm
KOA
-
DCA
2 stops17h 02m
Alaska Airlines
Mon 3/165:06 pm
DCA
-
KOA
2 stops22h 44m
Alaska Airlines
Deal found 2/4$502
This Travelocity deal was found by Cheapflights users on 2/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/94:27 pm
KOA
-
IAD
2 stops18h 53m
Multiple Airlines
Mon 3/167:05 am
IAD
-
KOA
2 stops16h 42m
Multiple Airlines
Deal found 2/4$511
This Delta deal was found by Cheapflights users on 2/4. 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.
Mon 3/910:15 pm
KOA
-
DCA
2 stops14h 11m
Delta
Mon 3/166:00 am
DCA
-
KOA
2 stops17h 47m
Delta
Deal found 2/4$513
This Southwest deal was found by Cheapflights users on 2/3. 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.
Mon 3/98:25 pm
KOA
-
BWI
2 stops13h 40m
Southwest
Thu 3/1910:25 pm
BWI
-
KOA
2 stops20h 35m
Southwest
Deal found 2/3$513
This Delta deal was found by Cheapflights users on 2/3. 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.
Tue 4/78:55 pm
KOA
-
DCA
1 stop12h 28m
Delta
Fri 4/176:05 am
DCA
-
KOA
2 stops17h 38m
Delta
Deal found 2/3$526
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 2/178:55 pm
KOA
-
DCA
1 stop13h 04m
United Airlines
Sat 2/2110:30 am
DCA
-
KOA
2 stops16h 39m
United Airlines
Deal found 2/2$537
This Delta deal was found by Cheapflights users on 2/2. 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 5/88:55 pm
KOA
-
IAD
2 stops20h 37m
Delta
Mon 5/187:10 am
IAD
-
KOA
1 stop16h 32m
Delta
Deal found 2/2$547
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/91:30 pm
KOA
-
DCA
2 stops14h 24m
United Airlines
Thu 3/1910:30 am
DCA
-
KOA
2 stops15h 21m
United Airlines
Deal found 2/3$550
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/91:30 pm
KOA
-
BWI
1 stop11h 49m
United Airlines
Thu 3/198:02 am
BWI
-
KOA
1 stop13h 32m
United Airlines
Deal found 2/3$550
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/174:53 pm
KOA
-
DCA
1 stop22h 12m
Alaska Airlines
Sat 2/216:59 pm
DCA
-
KOA
1 stop20h 34m
Alaska Airlines
Deal found 2/2$560

Find flight deals from Kailua-Kona to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$485
(United Airlines)

One-way from

$217
(Kiwi.com)

Popular in

June

Cheapest in

July

Average price

$660
Provider with most accurate pricing for Kona Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kona Intl-Washington, D.C. (WAS) flights.
Search Deals
From Kona Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Kona Intl to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona 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 February 6, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Washington, D.C. that are best for you.

Fly from

Kailua-Kona

Fly to

Washington, D.C.

Route

Depart

Return

Price

Kailua-KonaWashington, D.C.

KOA - IAD

KOAIAD

Kona Intl

Mon 3/9

1:30 pm-7:31 am

1 stop12h 01m

Washington, D.C. Dulles Intl

Thu 3/19

6:15 am-2:13 pm

1 stop13h 58m

$485

Kailua-KonaWashington, D.C.

KOA - IAD

KOAIAD

Kona Intl

Mon 3/9

1:25 pm-7:29 am

1 stop12h 04m

Washington, D.C. Dulles Intl

Mon 3/16

6:15 am-2:13 pm

1 stop13h 58m

$500

Kailua-KonaWashington, D.C.

KOA - DCA

KOADCA

Kona Intl

Mon 3/9

10:57 pm-9:59 pm

2 stops17h 02m

Washington, D.C. Reagan-National

Mon 3/16

5:06 pm-9:50 am

2 stops22h 44m

$502

Kailua-KonaWashington, D.C.

KOA - DCA

KOADCA

Kona Intl

Mon 3/9

10:15 pm-6:26 pm

2 stops14h 11m

Washington, D.C. Reagan-National

Mon 3/16

6:00 am-5:47 pm

2 stops17h 47m

$513

Kailua-KonaBaltimore

KOA - BWI

KOABWI

Kona Intl

Mon 3/9

8:25 pm-4:05 pm

2 stops13h 40m

Baltimore/Washington

Thu 3/19

10:25 pm-1:00 pm

2 stops20h 35m

$513

Kailua-KonaWashington, D.C.

KOA - DCA

KOADCA

Kona Intl

Tue 4/7

8:55 pm-3:23 pm

1 stop12h 28m

Washington, D.C. Reagan-National

Fri 4/17

6:05 am-5:43 pm

2 stops17h 38m

$526

Kailua-KonaWashington, D.C.

KOA - DCA

KOADCA

Kona Intl

Tue 2/17

8:55 pm-2:59 pm

1 stop13h 04m

Washington, D.C. Reagan-National

Sat 2/21

10:30 am-10:09 pm

2 stops16h 39m

$537

Kailua-KonaWashington, D.C.

KOA - IAD

KOAIAD

Kona Intl

Tue 4/7

10:15 pm-11:40 pm

2 stops19h 25m

Washington, D.C. Dulles Intl

Fri 4/17

7:00 am-7:03 pm

1 stop18h 03m

$547

Kailua-KonaWashington, D.C.

KOA - IAD

KOAIAD

Kona Intl

Fri 5/8

8:55 pm-11:32 pm

2 stops20h 37m

Washington, D.C. Dulles Intl

Mon 5/18

7:10 am-5:42 pm

1 stop16h 32m

$547

Kailua-KonaWashington, D.C.

KOA - DCA

KOADCA

Kona Intl

Mon 3/9

1:30 pm-9:54 am

2 stops14h 24m

Washington, D.C. Reagan-National

Thu 3/19

10:30 am-7:51 pm

2 stops15h 21m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 48 results
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  • Most accurate provider: When it comes to deals on Kailua-Kona-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kailua-Kona-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kailua-Kona-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kailua-Kona to Washington, D.C.

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

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated February 6, 2026.
Read through reviews of airlines operating flights from Kailua-Kona to Washington, D.C., such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,240 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,240 reviews
United Airlines
7.4
Good
9,240 reviews

Overall

7.4

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona 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.

  • What airport do you fly from for flights from Kailua-Kona to Washington, D.C.?

    For a flight from Kailua-Kona to Washington, D.C., you will be flying from Kona Intl. Kona Intl (KOA) is just 7.7 mi from the center of the city. Kona Intl is the only Kailua-Kona airport and it handles 0 outbound flights to Washington, D.C. per day. 1 airline has flights to Washington, D.C. from Kona Intl on a regular basis.

  • How long is the flight from Kailua-Kona to Washington, D.C.?

    For as low as $485, United Airlines can have you in Washington, D.C. from Kailua-Kona in 12h 01m. The distance from Kailua-Kona to Washington, D.C. is about 4770 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Kailua-Kona to Washington, D.C. round-trip?

    United Airlines, at $464, was found to be the cheapest airline from Kailua-Kona to Washington, D.C... United Airlines is 22% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Kailua-Kona to Washington, D.C. one-way?

    One-way options have recently been found by users for as low as $214 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $260 and United Airlines from $260 one-way.

  • What are the most popular routes from Kailua-Kona to Washington, D.C.?

    Most travelers choose Kona Intl - Washington, D.C. Dulles Intl, Kona Intl - Washington, D.C. Reagan-National or Kona Intl - Baltimore/Washington when deciding on the best route from Kailua-Kona to Washington, D.C..

  • Can I find deals for flights from Kailua-Kona to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona 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 Kailua-Kona to Washington, D.C..

  • Can I find deals for business class flights from Kailua-Kona to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Kailua-Kona 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
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Upper Marlboro
Manassas
Largo
Bowie
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Kailua-Kona to Washington, D.C.

Discover the top airline that operate flights from Kailua-Kona 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 February 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$464Average$711FlexibilityNo cancel feeOn-time69%

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