How long is the flight from Osaka Kansai Intl Airport to Washington, D.C.?

Airlines like United Airlines and Delta fly from Osaka Kansai Intl Airport to Washington, D.C. in about 28h 47m. The time it takes to get you to your destination can typically vary by up to 8h 04m. Airlines will cover a distance of 6953 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July 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 35.6 F).

What are the most popular routes from Osaka Kansai Intl Airport to Washington, D.C.?

Most travelers choose Osaka Kansai Intl - Washington, D.C. Dulles Intl, Osaka Kansai Intl - Washington, D.C. Reagan-National or Osaka Kansai Intl - Baltimore/Washington when deciding on the best route from Osaka Kansai Intl Airport to Washington, D.C..

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

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

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

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

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

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

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

Yes. Cheapflights offers flight deals from Kansai Intl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$380+ Flights from Osaka Kansai Intl Airport to Washington, D.C.

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Cheap flight deals from Kansai Intl to Washington, D.C.

Cheapest flights from Kansai Intl to Washington, D.C.
Explore the most affordable flight options available from Kansai Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Wed 12/248:00 amKIX - IAD

2 stops45h 46mMultiple Airlines

Wed 1/74:30 pmIAD - KIX

2 stops56h 15mMultiple Airlines

Deal found 12/10

$1,069

Fri 12/198:00 amKIX - IAD

2 stops26h 26mMultiple Airlines

Mon 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/11

$1,255

Fri 12/198:00 amKIX - IAD

2 stops26h 26mMultiple Airlines

Sun 1/44:30 pmIAD - KIX

2 stops38h 05mMultiple Airlines

Deal found 12/11

$1,287

Fri 12/195:50 pmKIX - IAD

2 stops36h 53mAmerican Airlines

Sun 1/45:55 pmIAD - KIX

2 stops36h 40mAmerican Airlines

Deal found 12/10

$1,443

Wed 12/2412:45 pmKIX - IAD

1 stop41h 50mKLM

Wed 1/76:50 pmIAD - KIX

1 stop26h 00mKLM

Deal found 12/10

$1,509

Fri 12/196:35 pmKIX - IAD

2 stops29h 49mUnited Airlines

Sun 1/410:05 pmIAD - KIX

1 stop28h 35mUnited Airlines

Deal found 12/10

$1,708

Mon 12/226:05 pmKIX - DCA

2 stops38h 52mCathay Pacific

Fri 1/29:36 amDCA - KIX

2 stops42h 14mCathay Pacific

Deal found 12/10

$1,955

Mon 12/226:35 pmKIX - DCA

2 stops19h 24mUnited Airlines

Fri 1/27:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/9

$1,975

Best flights from Kansai Intl to Washington, D.C.
Discover carefully curated flight deals from Kansai Intl to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Mon 2/96:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

Mon 2/166:25 pmBWI - KIX

1 stop32h 15mUnited Airlines

Deal found 12/10

$1,062

Mon 2/96:35 pmKIX - BWI

1 stop26h 57mUnited Airlines

Wed 2/186:00 amBWI - KIX

2 stops44h 40mUnited Airlines

Deal found 12/10

$1,062

Wed 2/116:35 pmKIX - BWI

1 stop36h 45mUnited Airlines

Wed 2/186:00 amBWI - KIX

2 stops44h 40mUnited Airlines

Deal found 12/10

$1,062

Mon 3/26:35 pmKIX - IAD

1 stop38h 52mUnited Airlines

Tue 3/310:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/11

$1,063

Tue 3/36:35 pmKIX - IAD

1 stop38h 52mUnited Airlines

Wed 3/410:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/11

$1,063

Fri 2/278:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Mon 3/96:15 amIAD - KIX

1 stop21h 25mUnited Airlines

Deal found 12/11

$1,065

Mon 3/28:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Mon 3/96:15 amIAD - KIX

1 stop21h 25mUnited Airlines

Deal found 12/11

$1,065

Tue 3/38:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Mon 3/98:25 amIAD - KIX

1 stop19h 15mUnited Airlines

Deal found 12/11

$1,065

Mon 3/28:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Thu 3/510:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/11

$1,065

Tue 2/108:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Fri 2/206:20 amIAD - KIX

1 stop20h 20mUnited Airlines

Deal found 12/10

$1,065

Fri 2/278:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Thu 3/510:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/11

$1,065

Fri 2/278:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Wed 3/410:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/11

$1,065

Sun 3/18:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Thu 3/56:15 amIAD - KIX

1 stop20h 25mUnited Airlines

Deal found 12/11

$1,065

Wed 2/118:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Wed 2/1810:10 pmIAD - KIX

1 stop28h 30mUnited Airlines

Deal found 12/10

$1,065

Sun 2/88:20 amKIX - IAD

1 stop21h 20mUnited Airlines

Fri 2/206:20 amIAD - KIX

1 stop20h 20mUnited Airlines

Deal found 12/10

$1,065

Mon 1/266:35 pmKIX - BWI

1 stop26h 57mUnited Airlines

Mon 2/25:18 pmBWI - KIX

2 stops33h 22mUnited Airlines

Deal found 12/11

$1,068

Fri 2/136:35 pmKIX - DCA

1 stop17h 01mUnited Airlines

Thu 2/1912:47 pmDCA - KIX

2 stops37h 53mUnited Airlines

Deal found 12/10

$1,069

Tue 3/36:35 pmKIX - DCA

1 stop17h 04mUnited Airlines

Thu 3/57:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/11

$1,069

Wed 3/46:35 pmKIX - DCA

1 stop17h 04mUnited Airlines

Sat 3/75:55 pmDCA - KIX

1 stop32h 45mUnited Airlines

Deal found 12/11

$1,069

Wed 2/116:35 pmKIX - DCA

2 stops31h 01mUnited Airlines

Sun 2/157:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/10

$1,069

Tue 3/36:35 pmKIX - DCA

2 stops31h 00mUnited Airlines

Sun 3/87:00 amDCA - KIX

1 stop20h 40mUnited Airlines

Deal found 12/11

$1,069

Fri 2/276:35 pmKIX - DCA

2 stops31h 01mUnited Airlines

Sun 3/87:00 amDCA - KIX

1 stop20h 40mUnited Airlines

Deal found 12/11

$1,069

Sat 2/286:35 pmKIX - DCA

2 stops31h 00mUnited Airlines

Sun 3/87:00 amDCA - KIX

1 stop20h 40mUnited Airlines

Deal found 12/11

$1,069

Mon 3/26:35 pmKIX - DCA

1 stop17h 04mUnited Airlines

Thu 3/57:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/11

$1,069

Fri 2/136:35 pmKIX - DCA

1 stop17h 01mUnited Airlines

Sat 2/145:50 pmDCA - KIX

1 stop32h 50mUnited Airlines

Deal found 12/10

$1,069

Sun 2/86:35 pmKIX - DCA

1 stop17h 17mUnited Airlines

Mon 2/165:50 pmDCA - KIX

1 stop32h 50mUnited Airlines

Deal found 12/10

$1,069

Mon 3/26:35 pmKIX - DCA

1 stop17h 04mUnited Airlines

Sat 3/75:55 pmDCA - KIX

1 stop32h 45mUnited Airlines

Deal found 12/11

$1,069

Sun 1/256:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

Sun 2/14:10 pmBWI - KIX

2 stops58h 30mUnited Airlines

Deal found 12/11

$1,158

Sat 1/246:35 pmKIX - BWI

2 stops18h 40mUnited Airlines

Sat 1/316:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Deal found 12/10

$1,159

Last-minute flights from Kansai Intl to Washington, D.C.
Discover last-minute flight deals from Kansai Intl to Washington, D.C.. Data last updated December 12, 2025 and is based on user searches.

Wed 12/248:00 amKIX - IAD

2 stops45h 46mMultiple Airlines

Wed 1/74:30 pmIAD - KIX

2 stops56h 15mMultiple Airlines

Deal found 12/10

$1,069

Wed 1/2110:50 amKIX - BWI

2 stops41h 59mAmerican Airlines

Sun 1/253:41 pmBWI - KIX

2 stops38h 54mAmerican Airlines

Deal found 12/10

$1,161

Thu 1/223:45 pmKIX - IAD

2 stops38h 45mAir Canada

Mon 1/269:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 12/9

$1,142

Thu 1/223:45 pmKIX - DCA

2 stops20h 50mAir Canada

Mon 1/269:40 amDCA - KIX

2 stops19h 45mAir Canada

Deal found 12/9

$1,142

Thu 1/2210:50 amKIX - IAD

2 stops43h 41mAmerican Airlines

Mon 1/265:26 pmIAD - KIX

2 stops37h 09mAmerican Airlines

Deal found 12/10

$1,161

Fri 1/233:45 pmKIX - DCA

2 stops20h 50mMultiple Airlines

Fri 1/306:00 amDCA - KIX

2 stops24h 35mMultiple Airlines

Deal found 12/9

$1,178

Sat 1/246:35 pmKIX - BWI

1 stop26h 32mUnited Airlines

Sat 1/316:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Deal found 12/10

$1,159

Sat 1/243:45 pmKIX - IAD

2 stops18h 41mMultiple Airlines

Sat 1/319:00 amIAD - KIX

2 stops22h 50mMultiple Airlines

Deal found 12/10

$1,227

Sun 1/258:45 pmKIX - DCA

2 stops37h 15mMultiple Airlines

Sun 2/19:59 amDCA - KIX

2 stops42h 46mMultiple Airlines

Deal found 12/10

$1,086

Sun 1/259:05 pmKIX - IAD

2 stops38h 20mMultiple Airlines

Sun 2/19:00 amIAD - KIX

2 stops23h 20mMultiple Airlines

Deal found 12/11

$1,104

Sun 1/256:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

Sun 2/14:10 pmBWI - KIX

2 stops58h 30mUnited Airlines

Deal found 12/11

$1,158

Mon 1/266:35 pmKIX - BWI

2 stops18h 40mUnited Airlines

Mon 2/210:05 amBWI - KIX

2 stops40h 35mUnited Airlines

Deal found 12/11

$1,068

One-way flights from Kansai Intl to Washington, D.C.
Search for one-way flight options from Kansai Intl to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Sat 1/2410:50 amKIX - BWI

3 stops46h 13mMultiple Airlines

Deal found 12/10

$380

Sat 1/2410:50 amKIX - DCA

3 stops44h 09mMultiple Airlines

Deal found 12/10

$402

Sat 1/2410:50 amKIX - IAD

3 stops37h 05mMultiple Airlines

Deal found 12/10

$422

Fri 1/168:45 pmKIX - DCA

3 stops34h 14mMultiple Airlines

Deal found 12/9

$476

Wed 4/87:40 amKIX - DCA

3 stops46h 19mMultiple Airlines

Deal found 12/10

$608

Tue 4/74:00 pmKIX - DCA

3 stops37h 59mMultiple Airlines

Deal found 12/10

$610

Tue 4/74:00 pmKIX - BWI

3 stops45h 24mMultiple Airlines

Deal found 12/10

$616

Thu 4/301:10 pmKIX - IAD

2 stops29h 39mMultiple Airlines

Deal found 12/11

$617

Wed 4/811:10 amKIX - IAD

2 stops31h 39mMultiple Airlines

Deal found 12/10

$620

Thu 4/301:10 pmKIX - DCA

2 stops43h 51mMultiple Airlines

Deal found 12/11

$629

Thu 4/301:10 pmKIX - BWI

2 stops29h 12mMultiple Airlines

Deal found 12/11

$629

Tue 4/74:00 pmKIX - IAD

3 stops32h 38mMultiple Airlines

Deal found 12/10

$633

Find flight deals from Kansai Intl to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,062 (United Airlines)
One-way from	$380 (Kiwi.com)

Provider with most accurate pricing for Osaka (OSA)-Washington, D.C. (WAS) flight deals.

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From Osaka Kansai Intl to Washington, D.C. (WAS)

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One-way flight from Osaka Kansai Intl to Washington, D.C. (WAS)

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Mon 2/9

6:35 pm-11:20 am

2 stops30h 45m

Baltimore/Washington

Mon 2/16

6:25 pm-4:40 pm

1 stop32h 15m

$1,062

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Mon 2/9

6:35 pm-7:32 am

1 stop26h 57m

Baltimore/Washington

Wed 2/18

6:00 am-4:40 pm

2 stops44h 40m

$1,062

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

Wed 2/11

6:35 pm-5:20 pm

1 stop36h 45m

Baltimore/Washington

Wed 2/18

6:00 am-4:40 pm

2 stops44h 40m

$1,062

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 3/2

6:35 pm-7:27 pm

1 stop38h 52m

Washington, D.C. Dulles Intl

Tue 3/3

10:10 pm-4:40 pm

1 stop28h 30m

$1,063

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 3/3

6:35 pm-7:27 pm

1 stop38h 52m

Washington, D.C. Dulles Intl

Wed 3/4

10:10 pm-4:40 pm

1 stop28h 30m

$1,063

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 2/27

8:20 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Mon 3/9

6:15 am-4:40 pm

1 stop21h 25m

$1,065

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 3/2

8:20 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Mon 3/9

6:15 am-4:40 pm

1 stop21h 25m

$1,065

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 3/3

8:20 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Mon 3/9

8:25 am-4:40 pm

1 stop19h 15m

$1,065

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 3/2

8:20 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Thu 3/5

10:10 pm-4:40 pm

1 stop28h 30m

$1,065

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 2/10

8:20 am-3:40 pm

1 stop21h 20m

Washington, D.C. Dulles Intl

Fri 2/20

6:20 am-4:40 pm

1 stop20h 20m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 54 results

...

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Kansai Intl 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 Osaka Kansai Intl Airport to Washington, D.C.

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

Related info for your journey

How long is the flight from Osaka Kansai Intl Airport to Washington, D.C.?
Airlines like United Airlines and Delta fly from Osaka Kansai Intl Airport to Washington, D.C. in about 28h 47m. The time it takes to get you to your destination can typically vary by up to 8h 04m. Airlines will cover a distance of 6953 mi. This flight may include one or multiple stops.
What are the most popular routes from Osaka Kansai Intl Airport to Washington, D.C.?
Most travelers choose Osaka Kansai Intl - Washington, D.C. Dulles Intl, Osaka Kansai Intl - Washington, D.C. Reagan-National or Osaka Kansai Intl - Baltimore/Washington when deciding on the best route from Osaka Kansai Intl Airport to Washington, D.C..
Can I find deals for flights from Kansai Intl to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Kansai Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kansai Intl to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Washington, D.C..
Can I find deals for business class flights from Kansai Intl to Washington, D.C.?
Yes. Cheapflights offers flight deals from Kansai Intl to Washington, D.C. 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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$380+ Cheap flights from Kansai Intl (KIX) to Washington, D.C. (WAS)

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Kansai Intl to Washington, D.C.

Cheapest flights from Kansai Intl to Washington, D.C.Explore the most affordable flight options available from Kansai Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Kansai Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Kansai Intl to Washington, D.C.

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

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

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

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Everything you need to know about your flight from Osaka Kansai Intl Airport to Washington, D.C.

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Osaka Kansai Intl Airport to Washington, D.C.?

What are the most popular routes from Osaka Kansai Intl Airport to Washington, D.C.?

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

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

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

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Cheapest flights from Kansai Intl to Washington, D.C.
Explore the most affordable flight options available from Kansai Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.