$618 Cheap Flights from Kagoshima (KOJ) to Washington (IAD)

View $618 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Kagoshima to Washington (KOJ-IAD)

Prices were available within the past 7 days and start at $618 for one-way flights and $1,350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Thu, Nov 20 - Wed, Dec 3
KOJ
Kagoshima
IAD
Washington
$1,350 Roundtrip, found 5 days ago
$1,350
Roundtrip
found 5 days ago
Select China Airlines flight, departing Thu, Nov 20 from Kagoshima to Washington, returning Wed, Dec 3, priced at $1,350 found 5 days ago
China Airlines
Sat, Apr 25 - Tue, May 12
KOJ
Kagoshima
IAD
Washington
$1,355 Roundtrip, found 5 days ago
$1,355
Roundtrip
found 5 days ago
Select China Airlines flight, departing Sat, Apr 25 from Kagoshima to Washington, returning Tue, May 12, priced at $1,355 found 5 days ago
All Nippon Airways
Mon, Nov 24 - Mon, Dec 1
KOJ
Kagoshima
IAD
Washington
$1,441 Roundtrip, found 5 days ago
$1,441
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Nov 24 from Kagoshima to Washington, returning Mon, Dec 1, priced at $1,441 found 5 days ago
Air Canada
Tue, Nov 18 - Sun, Nov 30
KOJ
Kagoshima
IAD
Washington
$1,451 Roundtrip, found 5 days ago
$1,451
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Nov 18 from Kagoshima to Washington, returning Sun, Nov 30, priced at $1,451 found 5 days ago
Air Canada
Mon, Nov 17 - Sun, Nov 30
KOJ
Kagoshima
IAD
Washington
$1,502 Roundtrip, found 5 days ago
$1,502
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Nov 17 from Kagoshima to Washington, returning Sun, Nov 30, priced at $1,502 found 5 days ago
All Nippon Airways
Fri, Nov 21 - Sun, Nov 30
KOJ
Kagoshima
IAD
Washington
$1,524 Roundtrip, found 5 days ago
$1,524
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Fri, Nov 21 from Kagoshima to Washington, returning Sun, Nov 30, priced at $1,524 found 5 days ago
All Nippon Airways
Mon, Nov 24 - Sun, Dec 7
KOJ
Kagoshima
IAD
Washington
$1,551 Roundtrip, found 5 days ago
$1,551
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Mon, Nov 24 from Kagoshima to Washington, returning Sun, Dec 7, priced at $1,551 found 5 days ago
Air Canada
Tue, Nov 18 - Sun, Dec 7
KOJ
Kagoshima
IAD
Washington
$1,562 Roundtrip, found 5 days ago
$1,562
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Nov 18 from Kagoshima to Washington, returning Sun, Dec 7, priced at $1,562 found 5 days ago
Korean Air
Sun, Nov 23 - Sun, Dec 7
KOJ
Kagoshima
IAD
Washington
$1,628 Roundtrip, found 5 days ago
$1,628
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sun, Nov 23 from Kagoshima to Washington, returning Sun, Dec 7, priced at $1,628 found 5 days ago
American Airlines
Thu, Nov 20 - Wed, Dec 3
KOJ
Kagoshima
IAD
Washington
$1,766 Roundtrip, found 5 days ago
$1,766
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Nov 20 from Kagoshima to Washington, returning Wed, Dec 3, priced at $1,766 found 5 days ago
Flights from Kagoshima (KOJ) to Washington (IAD)
Origin airport
Kagoshima
Destination airport
Washington Dulles Intl.
Roundtrip price
$1,350
Distance
7223 mi

Kagoshima to Washington Flights

The cheapest times to fly from Kagoshima 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 Kagoshima to Washington are during the month of November. You can find some of the cheapest flights from Kagoshima to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kagoshima to Washington

Sunday is one of the best days to book for cheap flights from Kagoshima 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 Kagoshima 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 Kagoshima to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $618 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 Kagoshima 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 Kagoshima 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.

 

Frequently asked questions

How much does a flight from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD) cost?
Secure a cheap one-way flight from $618 or cheap return flight from $1,350 from Kagoshima Airport (KOJ) 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 Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)?
November is the cheapest month to fly from KOJ to IAD. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)?
To find the cheapest airline flying from KOJ to IAD, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)?
You'll have to book a flight with a layover if you're traveling from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from KOJ to IAD?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)?
To avoid potential delays on the Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute fares from KOJ to IAD are usually more expensive. To secure the best prices, start searching for flights as early as possible. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a KOJ to IAD flight and hotel package?
Opting for a KOJ to IAD flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kagoshima Airport (KOJ) to Washington Dulles Intl. Airport (IAD)?
Usually, it's possible to cancel or reschedule your KOJ to IAD flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.