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Kumamoto

$1,755+ Cheap flights from District of Columbia to Kumamoto (KMJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — KMJ
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Find flight deals from District of Columbia to Kumamoto

Cheapest flights from District of Columbia to Kumamoto
Explore the most affordable flight options available from District of Columbia to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This KAYAK deal was found by Cheapflights users on 6/12. 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.
Sun 10/512:25 pmIAD - KMJ
1 stop18h 20mANA
Wed 10/1512:20 pmKMJ - IAD
1 stop16h 15mANA
Deal found 6/12$1,755
This KAYAK deal was found by Cheapflights users on 6/11. 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.
Wed 10/297:45 pmDCA - KMJ
2 stops23h 35mJapan Airlines
Wed 11/127:45 amKMJ - DCA
2 stops22h 40mJapan Airlines
Deal found 6/11$1,956
This KAYAK deal was found by Cheapflights users on 6/9. 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.
Wed 10/2911:40 amIAD - KMJ
2 stops31h 40mQatar Airways
Wed 11/128:25 pmKMJ - IAD
2 stops33h 30mQatar Airways
Deal found 6/9$2,419
This KAYAK deal was found by Cheapflights users on 6/10. 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.
Sun 10/56:10 pmIAD - KMJ
2 stops33h 30mLufthansa
Wed 10/158:10 amKMJ - IAD
2 stops42h 20mLufthansa
Deal found 6/10$2,628

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 June 12, 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

Sun 10/5

12:25 pm-7:45 pm

1 stop18h 20m

Kumamoto

Wed 10/15

12:20 pm-3:35 pm

1 stop16h 15m

$1,755

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Wed 10/29

11:40 am-8:20 am

2 stops31h 40m

Kumamoto

Wed 11/12

8:25 pm-3:55 pm

2 stops33h 30m

$2,419

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Sun 10/5

6:10 pm-4:40 pm

2 stops33h 30m

Kumamoto

Wed 10/15

8:10 am-1:30 pm

2 stops42h 20m

$2,628

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

Rainfall in Kumamoto by month

Plan your trip to Kumamoto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kumamoto ranges from 2.0 - 14.2 inches per month. June is typically the wettest month, when rainfall can reach 14.2 in. December is typically the driest time to visit Kumamoto when rainfall is around 2.0 in.

Temperature in Kumamoto by month

Plan your trip to Kumamoto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kumamoto, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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.

  • 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.

See more FAQs

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