$214 Cheap Flights from Kailua-Kona (KOA) to Washington (IAD)

View $214 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Kailua-Kona to Washington (KOA-IAD)

Prices were available within the past 7 days and start at $214 for one-way flights and $398 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
KOA
Kona Coast
IAD
Washington
$398 Roundtrip, found 6 days ago
$398
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Kona Coast to Washington, returning Wed, Nov 12, priced at $398 found 6 days ago
Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
KOA
Kona Coast
IAD
Washington
$407 Roundtrip, found 6 days ago
$407
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Kona Coast to Washington, returning Wed, Nov 12, priced at $407 found 6 days ago
Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
KOA
Kona Coast
IAD
Washington
$412 Roundtrip, found 6 days ago
$412
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Kona Coast to Washington, returning Wed, Nov 12, priced at $412 found 6 days ago
Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
KOA
Kona Coast
IAD
Washington
$412 Roundtrip, found 6 days ago
$412
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Kona Coast to Washington, returning Wed, Nov 12, priced at $412 found 6 days ago
Alaska Airlines
Tue, Nov 4 - Tue, Nov 11
KOA
Kona Coast
IAD
Washington
$417 Roundtrip, found 5 days ago
$417
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Nov 4 from Kona Coast to Washington, returning Tue, Nov 11, priced at $417 found 5 days ago
Hawaiian Airlines
Tue, Oct 21 - Tue, Oct 28
KOA
Kona Coast
IAD
Washington
$418 Roundtrip, found 6 days ago
$418
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Tue, Oct 21 from Kona Coast to Washington, returning Tue, Oct 28, priced at $418 found 6 days ago
Alaska Airlines
Wed, Nov 5 - Wed, Nov 12
KOA
Kona Coast
IAD
Washington
$423 Roundtrip, found 6 days ago
$423
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Kona Coast to Washington, returning Wed, Nov 12, priced at $423 found 6 days ago
United
Tue, Dec 23 - Mon, Jan 5
KOA
Kona Coast
IAD
Washington
$437 Roundtrip, found 3 hours ago
$437
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Dec 23 from Kona Coast to Washington, returning Mon, Jan 5, priced at $437 found 3 hours ago
American Airlines
Tue, Dec 23 - Mon, Jan 5
KOA
Kona Coast
IAD
Washington
$443 Roundtrip, found 3 hours ago
$443
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Dec 23 from Kona Coast to Washington, returning Mon, Jan 5, priced at $443 found 3 hours ago
Delta
Thu, Dec 25 - Mon, Jan 5
KOA
Kona Coast
IAD
Washington
$481 Roundtrip, found 3 hours ago
$481
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Dec 25 from Kona Coast to Washington, returning Mon, Jan 5, priced at $481 found 3 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $458
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $458

Frequently asked questions

How much does a flight from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD) cost?
Get a cheap one-way flight from $214 or cheap return flight from $398 from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)?
The cheapest month to fly from KOA to IAD is November, when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from KOA to IAD. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)?
There are no daily nonstop flights from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from KOA to IAD?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)?
To avoid potential delays on the Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD) last-minute?
Holding off until just before your departure to book a ticket from KOA to IAD generally means paying more. While you may come across some last-minute deals, they aren't always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a KOA to IAD flight and hotel package?
Compared with arranging flights and hotels separately, booking a KOA to IAD flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Kona Intl. Airport (KOA) to Washington Dulles Intl. Airport (IAD)?
If you booked your KOA to IAD flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Kona Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$398
Distance
4772 mi
Average flight time
13 hours 4 mins

Book with confidence

Book with confidence

Kailua-Kona to Washington Flights

The cheapest times to fly from Kailua-Kona to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kailua-Kona to Washington are during the month of November. You can find some of the cheapest flights from Kailua-Kona to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kailua-Kona to Washington

Sunday is one of the best days to book for cheap flights from Kailua-Kona to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kailua-Kona to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kailua-Kona to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $214 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kailua-Kona to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kailua-Kona to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kailua-Kona to Washington Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.