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

Airlines like Air Canada, United Airlines, and Alaska Airlines fly from Osaka Kansai Intl Airport to Washington, D.C. in about 30h 45m. The time it takes to get you to your destination can typically vary by up to 8h. 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.

$417+ 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 diciembre 4, 2025.

vie. 12/193:00 pmKIX - IAD

2 stops19h 26mMultiple Airlines

lun. 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/3

$1,146

vie. 12/193:00 pmKIX - IAD

2 stops19h 26mMultiple Airlines

dom. 1/44:30 pmIAD - KIX

2 stops38h 05mMultiple Airlines

Deal found 12/2

$1,150

jue. 12/256:35 pmKIX - BWI

1 stop24h 39mUnited Airlines

jue. 1/86:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Deal found 12/3

$1,162

jue. 12/251:05 pmKIX - DCA

2 stops23h 30mMultiple Airlines

jue. 1/811:05 amDCA - KIX

2 stops57h 05mMultiple Airlines

Deal found 12/3

$1,188

jue. 12/251:00 pmKIX - IAD

2 stops34h 05mMultiple Airlines

jue. 1/89:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/3

$1,366

jue. 12/251:00 pmKIX - IAD

1 stop41h 05mKLM

jue. 1/87:49 pmIAD - KIX

2 stops49h 31mKLM

Deal found 12/3

$1,448

vie. 12/195:50 pmKIX - IAD

2 stops28h 52mAmerican Airlines

lun. 1/56:05 amIAD - KIX

2 stops24h 30mAmerican Airlines

Deal found 12/4

$1,452

vie. 12/196:35 pmKIX - IAD

2 stops24h 44mUnited Airlines

dom. 1/44:10 pmIAD - KIX

1 stop34h 30mUnited Airlines

Deal found 12/3

$1,714

jue. 12/256:35 pmKIX - DCA

1 stop17h 08mUnited Airlines

jue. 1/87:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/3

$1,727

vie. 12/195:50 pmKIX - IAD

2 stops20h 14mAmerican Airlines

dom. 1/46:05 amIAD - KIX

2 stops24h 30mAmerican Airlines

Deal found 12/4

$1,738

lun. 12/223:45 pmKIX - DCA

2 stops20h 50mMultiple Airlines

vie. 1/26:00 amDCA - KIX

2 stops24h 35mMultiple Airlines

Deal found 12/2

$1,862

lun. 12/229:25 amKIX - DCA

2 stops47h 32mCathay Pacific

vie. 1/29:36 amDCA - KIX

2 stops39h 39mCathay Pacific

Deal found 12/3

$1,962

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 diciembre 4, 2025.

vie. 12/193:00 pmKIX - IAD

2 stops19h 26mMultiple Airlines

lun. 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/3

$1,146

jue. 2/53:45 pmKIX - IAD

2 stops38h 45mAir Canada

dom. 2/89:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 12/2

$1,146

vie. 1/166:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

vie. 1/235:18 pmBWI - KIX

2 stops33h 22mUnited Airlines

Deal found 12/1

$1,160

sáb. 1/178:45 pmKIX - IAD

2 stops33h 41mAlaska Airlines

sáb. 1/245:26 pmIAD - KIX

3 stops35h 19mAlaska Airlines

Deal found 12/3

$1,213

vie. 2/139:00 amKIX - IAD

1 stop23h 30mAir China

vie. 2/2010:00 pmIAD - KIX

1 stop32h 10mAir China

Deal found 12/3

$1,218

mar. 3/37:00 pmKIX - BWI

2 stops36h 46mChina Airlines

jue. 4/236:55 pmBWI - KIX

2 stops28h 55mChina Airlines

Deal found 12/3

$1,325

dom. 1/189:00 amKIX - BWI

2 stops28h 44mDelta

dom. 1/254:45 pmBWI - KIX

2 stops28h 00mDelta

Deal found 12/4

$1,417

jue. 12/251:00 pmKIX - IAD

1 stop41h 05mKLM

jue. 1/87:49 pmIAD - KIX

2 stops49h 31mKLM

Deal found 12/3

$1,448

sáb. 1/176:10 pmKIX - IAD

2 stops36h 16mMultiple Airlines

sáb. 1/246:04 pmIAD - KIX

2 stops25h 51mMultiple Airlines

Deal found 12/3

$1,150

jue. 12/256:35 pmKIX - BWI

1 stop24h 39mUnited Airlines

jue. 1/86:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Deal found 12/3

$1,162

sáb. 1/178:45 pmKIX - DCA

2 stops33h 16mAlaska Airlines

sáb. 1/245:09 pmDCA - KIX

3 stops35h 36mAlaska Airlines

Deal found 12/3

$1,241

sáb. 1/176:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

sáb. 1/244:10 pmBWI - KIX

2 stops34h 30mUnited Airlines

Deal found 12/2

$1,162

vie. 2/133:45 pmKIX - DCA

2 stops31h 10mAir Canada

mar. 2/176:50 pmDCA - KIX

2 stops34h 35mAir Canada

Deal found 12/2

$1,280

vie. 1/166:10 pmKIX - IAD

2 stops36h 16mMultiple Airlines

vie. 1/236:04 pmIAD - KIX

2 stops27h 51mMultiple Airlines

Deal found 12/1

$1,164

vie. 1/166:10 pmKIX - DCA

2 stops35h 59mMultiple Airlines

vie. 1/235:01 pmDCA - KIX

2 stops28h 54mMultiple Airlines

Deal found 12/1

$1,207

dom. 1/188:45 pmKIX - DCA

2 stops33h 16mAlaska Airlines

dom. 1/255:09 pmDCA - KIX

2 stops35h 36mAlaska Airlines

Deal found 12/4

$1,331

vie. 2/133:00 pmKIX - IAD

2 stops19h 29mMultiple Airlines

vie. 2/209:00 amIAD - KIX

2 stops20h 25mMultiple Airlines

Deal found 12/3

$1,216

mar. 3/37:50 amKIX - IAD

2 stops27h 04mMultiple Airlines

jue. 4/2312:37 pmIAD - KIX

3 stops32h 03mMultiple Airlines

Deal found 12/3

$1,246

dom. 1/187:50 amKIX - DCA

3 stops28h 45mMultiple Airlines

dom. 1/256:59 amDCA - KIX

3 stops24h 41mMultiple Airlines

Deal found 12/3

$1,319

mar. 3/37:50 amKIX - DCA

3 stops25h 55mMultiple Airlines

jue. 4/2312:55 pmDCA - KIX

2 stops38h 30mMultiple Airlines

Deal found 12/3

$1,363

jue. 12/254:10 pmKIX - DCA

3 stops30h 45mMultiple Airlines

jue. 1/86:59 amDCA - KIX

2 stops43h 56mMultiple Airlines

Deal found 12/3

$1,363

sáb. 1/177:50 amKIX - DCA

2 stops28h 08mMultiple Airlines

sáb. 1/246:59 amDCA - KIX

2 stops24h 41mMultiple Airlines

Deal found 12/3

$1,447

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 diciembre 4, 2025 and is based on user searches.

vie. 12/193:00 pmKIX - IAD

2 stops19h 26mMultiple Airlines

dom. 1/44:30 pmIAD - KIX

2 stops38h 05mMultiple Airlines

Deal found 12/3

$1,146

vie. 12/193:00 pmKIX - IAD

2 stops19h 26mMultiple Airlines

lun. 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/2

$1,150

jue. 12/251:05 pmKIX - DCA

2 stops23h 30mMultiple Airlines

jue. 1/811:05 amDCA - KIX

2 stops57h 05mMultiple Airlines

Deal found 12/3

$1,188

vie. 1/169:00 amKIX - IAD

1 stop23h 30mAir China

vie. 1/2310:00 pmIAD - KIX

1 stop32h 10mAir China

Deal found 12/1

$1,136

vie. 1/166:35 pmKIX - BWI

1 stop26h 57mUnited Airlines

vie. 1/236:34 pmBWI - KIX

1 stop32h 06mUnited Airlines

Deal found 12/1

$1,160

vie. 1/166:10 pmKIX - IAD

2 stops36h 16mMultiple Airlines

vie. 1/236:04 pmIAD - KIX

2 stops27h 51mMultiple Airlines

Deal found 12/1

$1,164

vie. 1/166:10 pmKIX - DCA

2 stops35h 59mMultiple Airlines

vie. 1/235:01 pmDCA - KIX

2 stops28h 54mMultiple Airlines

Deal found 12/1

$1,207

sáb. 1/176:35 pmKIX - BWI

2 stops30h 45mUnited Airlines

sáb. 1/244:10 pmBWI - KIX

2 stops34h 30mUnited Airlines

Deal found 12/2

$1,162

sáb. 1/178:45 pmKIX - IAD

2 stops33h 41mAlaska Airlines

sáb. 1/245:26 pmIAD - KIX

3 stops35h 19mAlaska Airlines

Deal found 12/3

$1,213

sáb. 1/178:45 pmKIX - DCA

2 stops33h 16mAlaska Airlines

sáb. 1/245:09 pmDCA - KIX

3 stops35h 36mAlaska Airlines

Deal found 12/3

$1,241

dom. 1/1812:55 pmKIX - IAD

2 stops41h 31mMultiple Airlines

dom. 1/256:04 pmIAD - KIX

2 stops25h 51mMultiple Airlines

Deal found 12/4

$1,167

dom. 1/1812:55 pmKIX - DCA

2 stops45h 05mMultiple Airlines

dom. 1/259:59 amDCA - KIX

2 stops35h 56mMultiple Airlines

Deal found 12/3

$1,248

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 diciembre 4, 2025.

lun. 12/159:10 pmKIX - IAD

3 stops55h 19mMultiple Airlines

Deal found 12/4

$417

mar. 12/98:25 pmKIX - BWI

3 stops51h 54mMultiple Airlines

Deal found 12/3

$441

mié. 12/108:00 amKIX - BWI

3 stops40h 19mMultiple Airlines

Deal found 12/2

$442

mié. 12/108:25 pmKIX - DCA

3 stops54h 41mMultiple Airlines

Deal found 12/2

$458

mar. 12/98:45 pmKIX - DCA

3 stops39h 14mMultiple Airlines

Deal found 12/2

$461

vie. 3/67:50 amKIX - DCA

3 stops47h 09mMultiple Airlines

Deal found 12/4

$510

vie. 3/67:50 amKIX - IAD

3 stops51h 23mMultiple Airlines

Deal found 12/4

$529

mié. 12/108:00 amKIX - IAD

3 stops53h 10mMultiple Airlines

Deal found 12/2

$531

sáb. 3/78:25 pmKIX - IAD

3 stops52h 13mMultiple Airlines

Deal found 12/4

$534

sáb. 3/78:25 pmKIX - DCA

3 stops52h 40mMultiple Airlines

Deal found 12/4

$540

mar. 12/98:25 pmKIX - IAD

3 stops59h 53mMultiple Airlines

Deal found 12/3

$547

mar. 3/317:40 amKIX - IAD

3 stops50h 33mMultiple Airlines

Deal found 12/3

$548

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	$1,041 (Mytrip)
One-way from	$417 (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

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 12/19

3:00 pm-8:26 pm

2 stops19h 26m

Washington, D.C. Dulles Intl

lun. 1/5

9:00 am-8:35 pm

2 stops21h 35m

$1,146

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

jue. 2/5

3:45 pm-4:30 pm

2 stops38h 45m

Washington, D.C. Dulles Intl

dom. 2/8

9:00 am-7:25 pm

2 stops20h 25m

$1,146

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sáb. 1/17

6:10 pm-4:26 pm

2 stops36h 16m

Washington, D.C. Dulles Intl

sáb. 1/24

6:04 pm-9:55 am

2 stops25h 51m

$1,150

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

vie. 1/16

6:35 pm-11:20 am

2 stops30h 45m

Baltimore/Washington

vie. 1/23

5:18 pm-4:40 pm

2 stops33h 22m

$1,160

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

jue. 12/25

6:35 pm-5:14 am

1 stop24h 39m

Baltimore/Washington

jue. 1/8

6:34 pm-4:40 pm

1 stop32h 06m

$1,162

OsakaBaltimore

KIX - BWI

KIXBWI

Osaka Kansai Intl

sáb. 1/17

6:35 pm-11:20 am

2 stops30h 45m

Baltimore/Washington

sáb. 1/24

4:10 pm-4:40 pm

2 stops34h 30m

$1,162

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 1/16

6:10 pm-4:26 pm

2 stops36h 16m

Washington, D.C. Dulles Intl

vie. 1/23

6:04 pm-11:55 am

2 stops27h 51m

$1,164

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 1/16

6:10 pm-4:09 pm

2 stops35h 59m

Washington, D.C. Reagan-National

vie. 1/23

5:01 pm-11:55 am

2 stops28h 54m

$1,207

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sáb. 1/17

8:45 pm-4:26 pm

2 stops33h 41m

Washington, D.C. Dulles Intl

sáb. 1/24

5:26 pm-6:45 pm

3 stops35h 19m

$1,213

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

vie. 2/13

3:00 pm-8:29 pm

2 stops19h 29m

Washington, D.C. Dulles Intl

vie. 2/20

9:00 am-7:25 pm

2 stops20h 25m

$1,216

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 49 results

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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.

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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 Air Canada, United Airlines, and Alaska Airlines fly from Osaka Kansai Intl Airport to Washington, D.C. in about 30h 45m. The time it takes to get you to your destination can typically vary by up to 8h. 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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$417+ 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 12/15. 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 diciembre 4, 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 diciembre 4, 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 diciembre 4, 2025.