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Kailua-Kona

$230+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KOA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Kona Intl are usually found in September or October, booked 52 days in advance, depart on a Tuesday or Sunday and return on a Friday

Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$463
(Alaska Airlines)

One-way from

$230
(Delta)

Popular in

December

Cheapest in

September

Average price

$572
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Kona Intl flights.
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From Washington, D.C. Dulles Intl to Kona Intl
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One-way flight from Washington, D.C. Dulles Intl to Kona Intl
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Highest demand for flights based on searches. 16% potential increase in price ($142 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 12/55:37 pmIAD - KOA
1 stop27h 23mAlaska Airlines
Wed 12/102:20 pmKOA - IAD
1 stop22h 10mAlaska Airlines
Deal found 10/28$454
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/75:37 pmIAD - KOA
1 stop27h 23mAlaska Airlines
Fri 12/122:20 pmKOA - IAD
1 stop26h 45mAlaska Airlines
Deal found 10/29$463
This Delta deal was found by Cheapflights users on 10/29. 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 12/107:15 amIAD - KOA
1 stop16h 05mDelta
Tue 12/168:43 pmKOA - IAD
2 stops16h 29mDelta
Deal found 10/29$465
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/75:37 pmIAD - KOA
1 stop27h 23mAlaska Airlines
Sun 12/147:08 pmKOA - IAD
2 stops17h 22mAlaska Airlines
Deal found 10/29$469
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/28:17 amIAD - KOA
1 stop13h 01mUnited Airlines
Tue 12/92:40 pmKOA - IAD
1 stop11h 50mUnited Airlines
Deal found 10/29$473
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 12/47:34 amIAD - KOA
1 stop14h 48mAlaska Airlines
Sat 12/135:00 pmKOA - IAD
2 stops19h 30mAlaska Airlines
Deal found 10/29$478

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 October 30, 2025.
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

Dulles Intl

Fly to

Kailua-Kona

Route

Depart

Return

Price

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Sun 12/7

6:30 pm-2:40 pm

1 stop25h 10m

Kona Intl

Fri 12/12

2:20 pm-10:05 pm

1 stop26h 45m

$473

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Fri 12/5

5:37 pm-2:34 pm

2 stops25h 57m

Kona Intl

Wed 12/10

11:42 am-5:30 pm

2 stops24h 48m

$474

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Tue 12/2

8:17 am-4:18 pm

1 stop13h 01m

Kona Intl

Tue 12/9

8:55 pm-5:30 pm

2 stops15h 35m

$478

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Thu 12/4

7:34 am-5:22 pm

1 stop14h 48m

Kona Intl

Sat 12/13

5:00 pm-5:30 pm

2 stops19h 30m

$478

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Wed 1/28

5:26 pm-3:27 pm

1 stop27h 01m

Kona Intl

Sun 2/1

6:38 pm-5:04 pm

2 stops17h 26m

$494

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Thu 12/4

7:01 am-7:30 pm

2 stops17h 29m

Kona Intl

Sat 12/13

8:43 pm-5:00 pm

2 stops15h 17m

$495

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Sun 1/25

6:04 pm-1:24 pm

2 stops24h 20m

Kona Intl

Fri 2/6

1:43 pm-5:04 pm

2 stops22h 21m

$497

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Fri 11/14

7:15 am-6:13 pm

1 stop15h 58m

Kona Intl

Sun 11/23

8:30 pm-5:04 pm

2 stops15h 34m

$505

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Wed 12/10

7:15 am-6:20 pm

1 stop16h 05m

$230

Washington, D.C.Kailua-Kona

IAD - KOA

IADKOA

Washington, D.C. Dulles Intl

Thu 12/11

7:15 am-6:20 pm

1 stop16h 05m

$230

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 18 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Kailua-Kona flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Kailua-Kona. Price data was last updated on October 24, 2025.

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 52 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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona (average of $211). Flying from Washington, D.C. Dulles Intl Airport to Kailua-Kona in December is currently the most expensive (average of $600). 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.

What is the cheapest time of day to fly from IAD to KOA?

Find hourly flight availability from Dulles Intl to Kailua-Kona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Kailua-Kona in the afternoon. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight in the evening.

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 October 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United 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
8.0
Very good
11,214 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,214 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,993 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,214 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 3 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 13h 01m. Fly via Alaska Airlines or United Airlines to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and Kailua-Kona is about 4770 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $211. Other airlines that can offer you cheap pricing are Alaska Airlines, from $426, and United Airlines, from $478. Delta is 70% 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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kailua-Kona (average of $211). Flying from Washington, D.C. Dulles Intl Airport to Kailua-Kona in December is currently the most expensive (average of $600). 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 3 airlines flying from Dulles Intl to Kailua-Kona

Discover the top 3 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$211Average$463FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$426Average$616FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$478Average$731FlexibilityNo cancel feeOn-time69%

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