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Kailua-Kona

$253+ Cheap flights from Dulles Intl (IAD) to Kailua-Kona (KOA)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KOA
May 27 — Jun 31
Wed 5/27
Wed 6/3
1 adult, Economy
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Cheap flight deals from Dulles Intl to Kailua-Kona

Cheapest flights from Dulles Intl to Kailua-Kona
Explore the most affordable flight options available from Dulles Intl to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.

This United Airlines deal was found by Cheapflights users on 4/25. 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 5/266:30 am
IAD
-
KOA
1 stop12h 07m
United Airlines
Tue 6/21:52 pm
KOA
-
IAD
1 stop11h 06m
United Airlines
Deal found 4/25$506
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 5/296:00 am
IAD
-
KOA
1 stop14h 40m
Alaska Airlines
Wed 6/312:27 pm
KOA
-
IAD
1 stop13h 07m
Alaska Airlines
Deal found 4/23$558
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 5/296:00 am
IAD
-
KOA
2 stops18h 17m
Multiple Airlines
Wed 6/312:27 pm
KOA
-
IAD
1 stop13h 07m
Multiple Airlines
Deal found 4/23$564
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:30 am
IAD
-
KOA
1 stop12h 07m
United Airlines
Fri 5/297:00 am
KOA
-
IAD
1 stop11h 55m
United Airlines
Deal found 4/22$566
This Delta deal was found by Cheapflights users on 4/26. 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 5/257:00 am
IAD
-
KOA
1 stop16h 37m
Delta
Tue 6/29:55 pm
KOA
-
IAD
2 stops14h 20m
Delta
Deal found 4/26$571
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/291:25 pm
IAD
-
KOA
2 stops14h 20m
United Airlines
Fri 6/51:52 pm
KOA
-
IAD
1 stop11h 38m
United Airlines
Deal found 4/24$572
This Delta deal was found by Cheapflights users on 4/26. 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 5/137:00 am
IAD
-
KOA
1 stop16h 37m
Delta
Mon 5/188:50 pm
KOA
-
IAD
2 stops18h 34m
Delta
Deal found 4/26$575
This United Airlines deal was found by Cheapflights users on 4/26. 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 5/251:10 pm
IAD
-
KOA
1 stop12h 37m
United Airlines
Tue 6/27:00 am
KOA
-
IAD
1 stop11h 55m
United Airlines
Deal found 4/26$581
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:51 pm
IAD
-
KOA
1 stop12h 54m
United Airlines
Mon 6/81:52 pm
KOA
-
IAD
2 stops13h 32m
United Airlines
Deal found 4/22$582
This Delta deal was found by Cheapflights users on 4/26. 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 8/316:00 am
IAD
-
KOA
2 stops18h 34m
Delta
Wed 9/98:40 pm
KOA
-
IAD
2 stops21h 30m
Delta
Deal found 4/26$584
This Delta deal was found by Cheapflights users on 4/26. 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 9/17:10 am
IAD
-
KOA
1 stop16h 41m
Delta
Wed 9/98:40 pm
KOA
-
IAD
2 stops21h 30m
Delta
Deal found 4/26$589

Find flight deals from Dulles Intl to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Kailua-Kona (KOA). 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 April 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$506
(United Airlines)

One-way from

$253
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$572
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Kona Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Kona Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Kona Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Kailua-Kona 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 April 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Kailua-Kona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Fri 5/29

6:00 am-2:40 pm

1 stop14h 40m

Kona Intl

Fri 6/5

8:31 am-7:34 am

2 stops17h 03m

$594

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Wed 5/13

7:00 am-5:37 pm

1 stop16h 37m

Kona Intl

Mon 5/18

8:50 pm-10:56 pm

2 stops20h 06m

$595

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Mon 8/24

6:00 am-6:34 pm

2 stops18h 34m

Kona Intl

Tue 9/1

9:45 pm-11:51 pm

2 stops20h 06m

$604

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Sat 9/5

5:44 pm-4:29 pm

2 stops28h 45m

Kona Intl

Fri 9/11

10:51 am-6:14 pm

2 stops25h 23m

$619

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Fri 5/29

6:00 am-2:40 pm

1 stop14h 40m

Kona Intl

Fri 6/5

12:27 pm-7:34 am

1 stop13h 07m

$663

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Mon 9/28

7:00 am-7:32 pm

2 stops18h 32m

Kona Intl

Tue 9/29

10:25 pm-4:54 pm

1 stop12h 29m

$668

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Mon 8/31

6:00 am-6:34 pm

2 stops18h 34m

Kona Intl

Fri 9/11

9:45 pm-11:55 pm

1 stop20h 10m

$671

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Sat 7/4

7:00 am-5:35 pm

1 stop16h 35m

Kona Intl

Tue 7/28

9:16 pm-6:26 pm

2 stops15h 10m

$675

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Tue 9/1

7:10 am-5:51 pm

1 stop16h 41m

Kona Intl

Thu 9/10

8:40 pm-7:16 pm

2 stops16h 36m

$675
Quickest round-trip

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Sat 8/22

6:30 am-12:50 pm

1 stop12h 20m

Kona Intl

Sat 8/29

12:04 pm-7:05 am

1 stop13h 01m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 21 resultsSorted by cheapest first
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3

Compare providers for flights from Dulles Intl to Kailua-Kona

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Kailua-Kona in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Kailua-Kona 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 Washington, D.C. Dulles Intl Airport-Kailua-Kona 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 Dulles Intl to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona from Dulles Intl 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. Dulles Intl Airport to Kailua-Kona

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona (average of $491). Flying from Washington, D.C. Dulles Intl Airport to Kailua-Kona in June is currently the most expensive (average of $883). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Kailua-Kona?

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated April 27, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Kailua-Kona 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
7.9
Good
12,299 reviews

Food

7.0

Crew

8.5

Overall

7.9

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,299 reviews
Alaska Airlines
7.9
Good
12,299 reviews

Food

7.0

Crew

8.5

Overall

7.9

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,462 reviews
Alaska Airlines
7.9
Good
12,299 reviews

Food

7.0

Crew

8.5

Overall

7.9

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,668 reviews
Alaska Airlines
7.9
Good
12,299 reviews

Food

7.0

Crew

8.5

Overall

7.9

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
American Airlines
7.1
Good
11,668 reviews
Alaska Airlines
7.9
Good
12,299 reviews

Food

7.0

Crew

8.5

Overall

7.9

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Kailua-Kona. 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 into for flights to Kailua-Kona from Washington, D.C. Dulles Intl?

    Located just 7.7 mi from the city center, Kona Intl is the airport most travelers will use when flying to Kailua-Kona from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Kona Intl (KOA) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 4 different airlines.

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

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Kailua-Kona in 16h 37m. Fly via Delta to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and Kailua-Kona is about 4770 mi.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Kailua-Kona round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Kailua-Kona round-trip from $299. Other airlines that can offer you cheap pricing are Alaska Airlines, from $340, and United Airlines, from $445. Delta is 56% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Dulles Intl to Kailua-Kona that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Kailua-Kona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Kailua-Kona.

  • Can I find deals for business class flights from Dulles Intl to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Dulles Intl to Kailua-Kona 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. Dulles Intl Airport to Kailua-Kona?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona (average of $491). Flying from Washington, D.C. Dulles Intl Airport to Kailua-Kona in June is currently the most expensive (average of $883). 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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Top 4 airlines flying from Dulles Intl to Kailua-Kona

Discover the top 4 airlines that operate flights from Dulles Intl to Kailua-Kona. 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 April 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$645FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$340Average$617FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$445Average$646FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$454Average$621FlexibilityNo cancel feeOn-time71%

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