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Kumamoto

$792+ Cheap flights from District of Columbia to Kumamoto (KMJ)

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KMJ
janv. 17 — janv. 241
sam. 1/17
sam. 1/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Kumamoto

Best flights from District of Columbia to Kumamoto
Discover carefully curated flight deals from District of Columbia to Kumamoto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated décembre 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 4/512:30 pmIAD - KMJ
1 stop18h 15mANA
mar. 4/2112:20 pmKMJ - IAD
1 stop16h 20mANA
Deal found 12/14$981
This Flightnetwork deal was found by Cheapflights users on 12/16. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 1/306:59 amDCA - KMJ
2 stops24h 01mMultiple Airlines
ven. 2/610:00 amKMJ - DCA
2 stops23h 59mMultiple Airlines
Deal found 12/16$1,190
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 4/57:01 pmIAD - KMJ
2 stops26h 44mSTARLUX Airlines
mar. 4/2111:55 amKMJ - IAD
2 stops30h 54mSTARLUX Airlines
Deal found 12/14$1,355
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 4/56:06 amDCA - KMJ
2 stops25h 44mJapan Airlines
mar. 4/213:25 pmKMJ - DCA
2 stops20h 08mJapan Airlines
Deal found 12/14$1,547
This Expedia deal was found by Cheapflights users on 12/16. 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.
ven. 1/3012:20 pmIAD - KMJ
1 stop18h 40mANA
ven. 2/68:55 amKMJ - IAD
2 stops20h 45mANA
Deal found 12/16$1,129
This Expedia deal was found by Cheapflights users on 12/16. 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.
ven. 1/309:00 amIAD - KMJ
2 stops21h 55mMultiple Airlines
ven. 2/62:05 pmKMJ - IAD
2 stops20h 24mMultiple Airlines
Deal found 12/16$1,197
This Japan Airlines deal was found by Cheapflights users on 12/14. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 1/253:24 pmDCA - KMJ
2 stops32h 01mJapan Airlines
jeu. 1/2910:40 amKMJ - DCA
2 stops24h 04mJapan Airlines
Deal found 12/14$1,857
This Japan Airlines deal was found by Cheapflights users on 12/14. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 1/256:04 pmIAD - KMJ
2 stops49h 21mJapan Airlines
jeu. 1/298:15 pmKMJ - IAD
2 stops58h 11mJapan Airlines
Deal found 12/14$1,900

Find flight deals from District of Columbia to Kumamoto

Keep the following information in mind while searching for District of Columbia to Kumamoto flight deals. Data was last updated décembre 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$981
(KAYAK)

One-way from

$792
(China Airlines)

Popular in

June

Cheapest in

January

Average price

$1,732
Provider with most accurate pricing for Washington, D.C. (WAS)-Fukuoka flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Fukuoka flights.
Search Deals
From District of Columbia to Kumamoto
Search Deals
One-way flight from District of Columbia to Kumamoto
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Kumamoto 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 décembre 18, 2025.
Use the filters below to find and compare flights from District of Columbia to Kumamoto that are best for you.

Fly from

District of Columbia

Fly to

Kumamoto

Route

Depart

Return

Price

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

dim. 4/5

12:30 pm-7:45 pm

1 stop18h 15m

Kumamoto

mar. 4/21

12:20 pm-3:40 pm

1 stop16h 20m

$981

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

ven. 1/30

12:20 pm-9:00 pm

1 stop18h 40m

Kumamoto

ven. 2/6

8:55 am-3:40 pm

2 stops20h 45m

$1,129

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

ven. 1/30

6:59 am-9:00 pm

2 stops24h 01m

Kumamoto

ven. 2/6

10:00 am-7:59 pm

2 stops23h 59m

$1,190

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

ven. 1/30

9:00 am-8:55 pm

2 stops21h 55m

Kumamoto

ven. 2/6

2:05 pm-8:29 pm

2 stops20h 24m

$1,197

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

dim. 4/5

7:01 pm-10:45 am

2 stops26h 44m

Kumamoto

mar. 4/21

11:55 am-5:49 am

2 stops30h 54m

$1,355

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

dim. 4/5

6:06 am-8:50 pm

2 stops25h 44m

Kumamoto

mar. 4/21

3:25 pm-10:33 pm

2 stops20h 08m

$1,547

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

dim. 1/25

3:24 pm-1:25 pm

2 stops32h 01m

Kumamoto

jeu. 1/29

10:40 am-8:44 pm

2 stops24h 04m

$1,857

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

dim. 1/25

6:04 pm-9:25 am

2 stops49h 21m

Kumamoto

jeu. 1/29

8:15 pm-4:26 pm

2 stops58h 11m

$1,900

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

mar. 3/10

7:59 pm-5:30 pm

2 stops32h 31m

$792

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

mar. 3/10

12:50 pm-5:30 pm

1 stop39h 40m

$6,964

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 11 results
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Best time to book a flight from District of Columbia to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto from District of Columbia 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 District of Columbia to Kumamoto
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Kumamoto. 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 Kumamoto from District of Columbia?

    Kumamoto (KMJ), located 9.7 mi from the city center, is the airport you fly into when you book flights from District of Columbia to Kumamoto.

  • How long is the flight from District of Columbia to Kumamoto?

    Departing from District of Columbia to Kumamoto will take you 18h 15m. The distance from District of Columbia to Kumamoto is about 7150 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from District of Columbia to Kumamoto that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Kumamoto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Kumamoto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Kumamoto.

  • Can I find deals for business class flights from District of Columbia to Kumamoto?

    Yes. Cheapflights offers flight deals from District of Columbia to Kumamoto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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