How long is the flight from Washington, D.C. to Kumamoto?

A quick flight from Washington, D.C. to Kumamoto can take about 37h 05m. Japan Airlines provides one of the quickest options available for as low as $1,048. Airlines will cover a distance of 7153 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest day to fly from Washington, D.C. to Kumamoto?

Travelers seeking maximum savings on their Washington, D.C. to Kumamoto flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular routes from Washington, D.C. to Kumamoto?

When deciding which route to take from Washington, D.C. to Kumamoto consider Washington, D.C. Dulles Intl - Kumamoto, Washington, D.C. Reagan-National - Kumamoto or Baltimore/Washington - Kumamoto as they are the most popular.

What is the cheapest month to fly from Washington, D.C. to Kumamoto?

Flights from Washington, D.C. to Kumamoto lean towards being more expensive in November. Prices are generally better when you fly from Washington, D.C. to Kumamoto in January, with the cheapest ticket starting at $1,094.

What is the cheapest time of day to fly from WAS to KMJ?

When flying from Washington, D.C. to Kumamoto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Kumamoto from Washington, D.C.?

If you book a flight to Kumamoto from Washington, D.C., you will be flying to Kumamoto, which is the city’s only airport. Kumamoto (KMJ) is located 9.7 mi from the center of Kumamoto. There are 0 flights from Washington, D.C. to Kumamoto per day from 0 different airlines.

Can I find deals for flights from Washington, D.C. to Kumamoto that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Kumamoto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Kumamoto?

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

Can I find deals for business class flights from Washington, D.C. to Kumamoto?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$1,048+ Flights from Washington, D.C. to Kumamoto

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Cheap flight deals from Washington, D.C. to Kumamoto

Round-trip from	$1,048 (FlightHub)
Popular in	November
Cheapest in	January
Average price	$1,747

From Washington, D.C. (WAS) to Kumamoto

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Highest demand for flights based on searches. 9% potential increase in price ($158 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Washington, D.C. to Kumamoto

Cheapest flights from Washington, D.C. to Kumamoto
Explore the most affordable flight options available from Washington, D.C. to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Sat 10/186:00 amBWI - KMJ

2 stops37h 05mJapan Airlines

Wed 10/297:45 amKMJ - BWI

2 stops22h 48mJapan Airlines

Deal found 8/18

$1,048

Sat 10/1810:45 pmDCA - KMJ

2 stops25h 35mJapan Airlines

Wed 10/297:45 amKMJ - DCA

2 stops25h 31mJapan Airlines

Deal found 8/18

$1,098

Sat 10/1812:40 pmIAD - KMJ

2 stops43h 15mANA

Wed 10/2912:25 pmKMJ - IAD

1 stop17h 15mANA

Deal found 8/18

$1,116

Sat 10/185:52 pmIAD - KMJ

2 stops52h 13mDelta

Wed 10/297:10 pmKMJ - IAD

2 stops41h 30mDelta

Deal found 8/18

$1,128

Wed 10/291:20 pmIAD - KMJ

1 stop18h 35mANA

Wed 11/128:15 amKMJ - IAD

1 stop21h 25mANA

Deal found 8/15

$1,133

Wed 10/296:38 amDCA - KMJ

2 stops25h 07mJapan Airlines

Wed 11/127:45 amKMJ - DCA

2 stops19h 01mJapan Airlines

Deal found 8/17

$1,164

Thu 10/26:45 amBWI - KMJ

2 stops24h 00mANA

Mon 10/68:35 pmKMJ - BWI

2 stops30h 33mANA

Deal found 8/17

$1,287

Sat 9/2712:25 pmIAD - KMJ

1 stop32h 25mANA

Fri 10/38:35 pmKMJ - IAD

1 stop26h 30mANA

Deal found 8/17

$1,398

Sat 11/2212:20 pmIAD - KMJ

1 stop18h 35mANA

Sat 11/297:35 amKMJ - IAD

1 stop15h 35mANA

Deal found 8/16

$1,561

Sun 11/2312:20 pmIAD - KMJ

1 stop18h 35mANA

Sun 11/308:35 pmKMJ - IAD

1 stop26h 35mANA

Deal found 8/16

$1,712

Sat 10/1812:40 pmIAD - KMJ

2 stops43h 20mMultiple Airlines

Wed 10/292:10 pmKMJ - IAD

3 stops34h 13mMultiple Airlines

Deal found 8/18

$1,977

Mon 9/2910:45 pmDCA - KMJ

2 stops28h 55mJapan Airlines

Thu 10/27:35 amKMJ - DCA

2 stops19h 49mJapan Airlines

Deal found 8/17

$2,031

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

Sat 10/186:00 amBWI - KMJ

2 stops37h 05mJapan Airlines

Wed 10/297:45 amKMJ - BWI

2 stops22h 48mJapan Airlines

Deal found 8/18

$1,048

Sat 10/1812:40 pmIAD - KMJ

2 stops43h 15mANA

Wed 10/2912:25 pmKMJ - IAD

1 stop17h 15mANA

Deal found 8/18

$1,116

Sat 10/185:52 pmIAD - KMJ

2 stops52h 13mDelta

Wed 10/297:10 pmKMJ - IAD

2 stops41h 30mDelta

Deal found 8/18

$1,128

Sat 10/1810:45 pmDCA - KMJ

2 stops25h 35mJapan Airlines

Wed 10/297:45 amKMJ - DCA

2 stops25h 31mJapan Airlines

Deal found 8/18

$1,098

Wed 10/291:20 pmIAD - KMJ

1 stop18h 35mANA

Wed 11/128:15 amKMJ - IAD

1 stop21h 25mANA

Deal found 8/15

$1,133

Mon 10/2012:25 pmIAD - KMJ

1 stop18h 20mANA

Mon 4/208:35 pmKMJ - IAD

1 stop26h 30mANA

Deal found 8/17

$1,133

Wed 10/296:38 amDCA - KMJ

2 stops25h 07mJapan Airlines

Wed 11/127:45 amKMJ - DCA

2 stops19h 01mJapan Airlines

Deal found 8/15

$1,164

Thu 10/26:45 amBWI - KMJ

2 stops24h 00mANA

Mon 10/68:35 pmKMJ - BWI

2 stops30h 33mANA

Deal found 8/17

$1,287

Sat 9/2712:25 pmIAD - KMJ

1 stop32h 25mANA

Fri 10/38:35 pmKMJ - IAD

1 stop26h 30mANA

Deal found 8/16

$1,398

Mon 9/2910:45 pmDCA - KMJ

2 stops25h 35mJapan Airlines

Thu 10/27:35 amKMJ - DCA

2 stops19h 49mJapan Airlines

Deal found 8/15

$2,031

Sat 9/277:23 pmDCA - KMJ

2 stops25h 22mJapan Airlines

Fri 10/33:35 pmKMJ - DCA

2 stops20h 32mJapan Airlines

Deal found 8/16

$2,091

Last-minute flights from Washington, D.C. to Kumamoto
Discover last-minute flight deals from Washington, D.C. to Kumamoto. Data last updated August 18, 2025 and is based on user searches.

Sat 9/2712:25 pmIAD - KMJ

1 stop32h 25mANA

Fri 10/38:35 pmKMJ - IAD

1 stop26h 30mANA

Deal found 8/17

$1,398

Sat 9/277:23 pmDCA - KMJ

2 stops23h 37mJapan Airlines

Fri 10/33:35 pmKMJ - DCA

2 stops20h 32mJapan Airlines

Deal found 8/17

$2,091

Mon 9/2910:45 pmDCA - KMJ

2 stops28h 55mJapan Airlines

Thu 10/27:35 amKMJ - DCA

2 stops19h 49mJapan Airlines

Deal found 8/17

$2,031

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Kumamoto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreKumamoto

BWI - KMJ

BWIKMJ

Baltimore/Washington

Sat 10/18

6:00 am-8:05 am

2 stops37h 05m

Kumamoto

Wed 10/29

7:45 am-5:33 pm

2 stops22h 48m

$1,048

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

Sat 10/18

10:45 pm-1:20 pm

2 stops25h 35m

Kumamoto

Wed 10/29

7:45 am-8:16 pm

2 stops25h 31m

$1,098

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Sat 10/18

12:40 pm-8:55 pm

2 stops43h 15m

Kumamoto

Wed 10/29

12:25 pm-4:40 pm

1 stop17h 15m

$1,116

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Sat 10/18

5:52 pm-11:05 am

2 stops52h 13m

Kumamoto

Wed 10/29

7:10 pm-11:40 pm

2 stops41h 30m

$1,128

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Wed 10/29

1:20 pm-8:55 pm

1 stop18h 35m

Kumamoto

Wed 11/12

8:15 am-3:40 pm

1 stop21h 25m

$1,133

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Mon 10/20

12:25 pm-7:45 pm

1 stop18h 20m

Kumamoto

Mon 4/20

8:35 pm-10:05 am

1 stop26h 30m

$1,133

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

Wed 10/29

6:38 am-8:45 pm

2 stops25h 07m

Kumamoto

Wed 11/12

7:45 am-12:46 pm

2 stops19h 01m

$1,164

BaltimoreKumamoto

BWI - KMJ

BWIKMJ

Baltimore/Washington

Thu 10/2

6:45 am-7:45 pm

2 stops24h 00m

Kumamoto

Mon 10/6

8:35 pm-2:08 pm

2 stops30h 33m

$1,287

Washington, D.C.Kumamoto

IAD - KMJ

IADKMJ

Washington, D.C. Dulles Intl

Sat 9/27

12:25 pm-9:50 am

1 stop32h 25m

Kumamoto

Fri 10/3

8:35 pm-10:05 am

1 stop26h 30m

$1,398

Washington, D.C.Kumamoto

DCA - KMJ

DCAKMJ

Washington, D.C. Reagan-National

Mon 9/29

10:45 pm-1:20 pm

2 stops25h 35m

Kumamoto

Thu 10/2

7:35 am-2:24 pm

2 stops19h 49m

$2,031

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 11 results

Best time to book a flight from Washington, D.C. to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto from Washington, D.C. 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. to Kumamoto

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kumamoto

Read through reviews of airlines operating flights from Washington, D.C. to Kumamoto, such as ANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

934 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

ANA

8.4

Very good

934 reviews

ANA

8.4

Very good

934 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

What airport do you fly into for flights to Kumamoto from Washington, D.C.?
If you book a flight to Kumamoto from Washington, D.C., you will be flying to Kumamoto, which is the city’s only airport. Kumamoto (KMJ) is located 9.7 mi from the center of Kumamoto. There are 0 flights from Washington, D.C. to Kumamoto per day from 0 different airlines.
How long is the flight from Washington, D.C. to Kumamoto?
A quick flight from Washington, D.C. to Kumamoto can take about 37h 05m. Japan Airlines provides one of the quickest options available for as low as $1,048. Airlines will cover a distance of 7153 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Washington, D.C. to Kumamoto?
When deciding which route to take from Washington, D.C. to Kumamoto consider Washington, D.C. Dulles Intl - Kumamoto, Washington, D.C. Reagan-National - Kumamoto or Baltimore/Washington - Kumamoto as they are the most popular.
Can I find deals for flights from Washington, D.C. to Kumamoto that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Kumamoto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Kumamoto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Kumamoto.
Can I find deals for business class flights from Washington, D.C. to Kumamoto?
Yes. Cheapflights offers flight deals from Washington, D.C. 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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$1,048+ Cheap flights from Washington, D.C. (WAS) 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Kumamoto with Cheapflights

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Cheap flight deals from Washington, D.C. to Kumamoto

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Find flight deals from Washington, D.C. to Kumamoto

Cheapest flights from Washington, D.C. to KumamotoExplore the most affordable flight options available from Washington, D.C. to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Explore the most affordable flight options available from Washington, D.C. to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Kumamoto that are best for you.

Best time to book a flight from Washington, D.C. to Kumamoto

Have a flexible travel schedule? Discover the best time to fly to Kumamoto from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Kumamoto

Reviews of airlines servicing Kumamoto

Read through reviews of airlines operating flights from Washington, D.C. to Kumamoto, such as ANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C.?

How long is the flight from Washington, D.C. to Kumamoto?

What are the most popular routes from Washington, D.C. to Kumamoto?

Can I find deals for flights from Washington, D.C. to Kumamoto that include hotel bookings?

How can I find direct flights from Washington, D.C. to Kumamoto?

Can I find deals for business class flights from Washington, D.C. to Kumamoto?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Washington, D.C. to Kumamoto
Explore the most affordable flight options available from Washington, D.C. to Kumamoto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.