In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

If weather is an important factor for your trip to District of Columbia, 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 is the cheapest time of day to fly from KIX to DC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Osaka Kansai Intl Airport to District of Columbia as you normally would.

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

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

How can I find direct flights from Kansai Intl to District of Columbia?

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

Can I find deals for business class flights from Kansai Intl to District of Columbia?

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

$534+ Flights from Osaka Kansai Intl Airport to District of Columbia

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Cheap flight deals from Kansai Intl to District of Columbia

Cheapest flights from Kansai Intl to District of Columbia
Explore the most affordable flight options available from Kansai Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

Fri 12/198:00 amKIX - IAD

2 stops26h 26mMultiple Airlines

Mon 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 12/13

$1,276

Fri 12/198:00 amKIX - IAD

2 stops26h 26mMultiple Airlines

Sun 1/44:30 pmIAD - KIX

2 stops38h 05mMultiple Airlines

Deal found 12/13

$1,378

Fri 12/196:35 pmKIX - IAD

2 stops24h 44mUnited Airlines

Sun 1/46:30 amIAD - KIX

1 stop20h 10mUnited Airlines

Deal found 12/12

$1,717

Fri 12/197:05 amKIX - IAD

1 stop16h 05mANA

Sun 1/411:10 amIAD - KIX

1 stop20h 40mANA

Deal found 12/12

$1,808

Mon 12/226:35 pmKIX - DCA

2 stops19h 24mUnited Airlines

Fri 1/27:00 amDCA - KIX

1 stop19h 40mUnited Airlines

Deal found 12/13

$1,971

Fri 12/1912:45 pmKIX - IAD

1 stop41h 50mKLM

Mon 1/56:50 pmIAD - KIX

1 stop26h 00mKLM

Deal found 12/13

$2,019

Fri 12/1911:10 pmKIX - IAD

1 stop47h 00mEmirates

Sun 1/410:30 amIAD - KIX

1 stop40h 35mEmirates

Deal found 12/13

$2,036

Mon 12/224:55 pmKIX - DCA

2 stops40h 02mCathay Pacific

Fri 1/29:36 amDCA - KIX

2 stops39h 39mCathay Pacific

Deal found 12/13

$2,058

Best flights from Kansai Intl to District of Columbia
Discover carefully curated flight deals from Kansai Intl to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

Tue 1/278:45 pmKIX - IAD

2 stops33h 41mMultiple Airlines

Tue 2/35:26 pmIAD - KIX

3 stops35h 19mMultiple Airlines

Deal found 12/13

$872

Tue 1/273:45 pmKIX - DCA

2 stops20h 50mAir Canada

Tue 2/36:59 amDCA - KIX

2 stops22h 26mAir Canada

Deal found 12/13

$1,086

Mon 1/2612:45 pmKIX - IAD

1 stop41h 50mKLM

Mon 2/26:50 pmIAD - KIX

1 stop26h 00mKLM

Deal found 12/12

$1,448

Mon 1/2612:45 pmKIX - IAD

1 stop41h 50mAir France

Mon 2/26:50 pmIAD - KIX

1 stop26h 00mAir France

Deal found 12/11

$1,457

Thu 1/226:35 pmKIX - IAD

2 stops32h 42mUnited Airlines

Mon 1/266:15 pmIAD - KIX

1 stop32h 25mUnited Airlines

Deal found 12/12

$1,715

Mon 1/268:45 pmKIX - IAD

2 stops33h 41mMultiple Airlines

Mon 2/26:04 pmIAD - KIX

2 stops34h 41mMultiple Airlines

Deal found 12/12

$938

Thu 1/223:45 pmKIX - IAD

2 stops38h 01mAir Canada

Mon 1/269:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 12/13

$1,147

Wed 1/2810:50 amKIX - DCA

2 stops22h 55mMultiple Airlines

Wed 2/49:40 amDCA - KIX

2 stops22h 10mMultiple Airlines

Deal found 12/13

$1,104

Thu 1/223:45 pmKIX - DCA

2 stops40h 20mAir Canada

Mon 1/266:59 amDCA - KIX

2 stops22h 26mAir Canada

Deal found 12/13

$1,147

Wed 1/286:10 pmKIX - IAD

2 stops36h 16mMultiple Airlines

Wed 2/46:04 pmIAD - KIX

2 stops32h 51mMultiple Airlines

Deal found 12/14

$1,121

Wed 1/283:45 pmKIX - DCA

2 stops20h 50mAir Canada

Wed 2/49:40 amDCA - KIX

2 stops19h 45mAir Canada

Deal found 12/14

$1,151

Wed 1/1412:45 pmKIX - IAD

1 stop41h 50mKLM

Sun 1/186:05 pmIAD - KIX

1 stop27h 15mKLM

Deal found 12/12

$1,457

Wed 1/2812:45 pmKIX - IAD

1 stop41h 50mKLM

Wed 2/46:50 pmIAD - KIX

1 stop26h 00mKLM

Deal found 12/14

$1,461

Wed 1/147:50 amKIX - DCA

3 stops28h 45mMultiple Airlines

Sun 1/186:00 amDCA - KIX

3 stops25h 40mMultiple Airlines

Deal found 12/12

$1,218

Tue 1/277:50 amKIX - DCA

2 stops28h 08mMultiple Airlines

Tue 2/36:00 amDCA - KIX

3 stops25h 40mMultiple Airlines

Deal found 12/13

$1,222

Wed 1/142:05 pmKIX - IAD

2 stops21h 20mMultiple Airlines

Sun 1/1811:10 amIAD - KIX

1 stop18h 15mMultiple Airlines

Deal found 12/12

$1,286

Last-minute flights from Kansai Intl to District of Columbia
Discover last-minute flight deals from Kansai Intl to District of Columbia. Data last updated December 14, 2025 and is based on user searches.

Thu 1/223:45 pmKIX - IAD

2 stops38h 01mAir Canada

Mon 1/269:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 12/13

$1,147

Thu 1/223:45 pmKIX - DCA

2 stops40h 20mAir Canada

Mon 1/266:59 amDCA - KIX

2 stops22h 26mAir Canada

Deal found 12/13

$1,147

Mon 1/268:45 pmKIX - IAD

2 stops33h 41mMultiple Airlines

Mon 2/26:04 pmIAD - KIX

2 stops34h 41mMultiple Airlines

Deal found 12/12

$938

Mon 1/267:00 pmKIX - DCA

2 stops35h 09mMultiple Airlines

Mon 2/25:01 pmDCA - KIX

2 stops28h 34mMultiple Airlines

Deal found 12/11

$1,057

Tue 1/278:45 pmKIX - IAD

2 stops33h 41mMultiple Airlines

Tue 2/35:26 pmIAD - KIX

3 stops35h 19mMultiple Airlines

Deal found 12/13

$872

Tue 1/278:45 pmKIX - DCA

2 stops33h 24mMultiple Airlines

Tue 2/39:59 amDCA - KIX

2 stops42h 46mMultiple Airlines

Deal found 12/13

$908

Tue 1/273:45 pmKIX - IAD

2 stops18h 41mAir Canada

Tue 2/39:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 12/13

$1,081

Tue 1/273:45 pmKIX - DCA

2 stops20h 50mAir Canada

Tue 2/39:40 amDCA - KIX

2 stops19h 45mAir Canada

Deal found 12/13

$1,081

Tue 1/279:00 amKIX - IAD

1 stop23h 30mAir China

Tue 2/310:00 pmIAD - KIX

1 stop32h 10mAir China

Deal found 12/13

$1,179

Wed 1/2810:50 amKIX - DCA

2 stops22h 55mMultiple Airlines

Wed 2/49:40 amDCA - KIX

2 stops22h 10mMultiple Airlines

Deal found 12/13

$1,104

Wed 1/286:10 pmKIX - IAD

2 stops36h 16mMultiple Airlines

Wed 2/46:04 pmIAD - KIX

2 stops32h 51mMultiple Airlines

Deal found 12/14

$1,121

Wed 1/283:45 pmKIX - DCA

2 stops20h 50mAir Canada

Wed 2/49:40 amDCA - KIX

2 stops19h 45mAir Canada

Deal found 12/14

$1,151

One-way flights from Kansai Intl to District of Columbia
Search for one-way flight options from Kansai Intl to District of Columbia. Find affordable one-way fares based on user searches. Data last updated December 14, 2025.

Mon 5/117:40 amKIX - IAD

3 stops45h 57mMultiple Airlines

Deal found 12/13

$534

Tue 5/121:10 pmKIX - IAD

2 stops29h 39mMultiple Airlines

Deal found 12/13

$619

Sun 5/1011:00 amKIX - IAD

3 stops42h 37mMultiple Airlines

Deal found 12/13

$642

Mon 5/111:25 pmKIX - IAD

2 stops29h 24mSTARLUX Airlines

Deal found 12/13

$646

Tue 5/261:10 pmKIX - IAD

2 stops31h 26mMultiple Airlines

Deal found 12/13

$648

Sat 5/97:40 amKIX - IAD

3 stops35h 09mMultiple Airlines

Deal found 12/13

$658

Sun 3/157:55 pmKIX - IAD

3 stops58h 32mMultiple Airlines

Deal found 12/13

$662

Tue 5/121:10 pmKIX - DCA

2 stops43h 50mEVA Air

Deal found 12/13

$663

Sun 3/156:10 pmKIX - DCA

2 stops60h 49mEVA Air

Deal found 12/13

$690

Thu 5/143:10 pmKIX - IAD

2 stops29h 26mSTARLUX Airlines

Deal found 12/13

$696

Fri 5/1511:10 amKIX - IAD

2 stops33h 26mMultiple Airlines

Deal found 12/13

$707

Sun 4/54:00 pmKIX - IAD

3 stops59h 43mMultiple Airlines

Deal found 12/11

$720

Find flight deals from Kansai Intl to District of Columbia

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$872 (Alaska Airlines)
One-way from	$534 (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 District of Columbia

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One-way flight from Osaka Kansai Intl to District of Columbia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Osaka Kansai Intl Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Tue 1/27

8:45 pm-4:26 pm

2 stops33h 41m

Washington, D.C. Dulles Intl

Tue 2/3

5:26 pm-6:45 pm

3 stops35h 19m

$872

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 1/26

8:45 pm-4:26 pm

2 stops33h 41m

Washington, D.C. Dulles Intl

Mon 2/2

6:04 pm-6:45 pm

2 stops34h 41m

$938

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Tue 1/27

3:45 pm-10:35 pm

2 stops20h 50m

Washington, D.C. Reagan-National

Tue 2/3

6:59 am-7:25 pm

2 stops22h 26m

$1,086

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 1/28

10:50 am-7:45 pm

2 stops22h 55m

Washington, D.C. Reagan-National

Wed 2/4

9:40 am-9:50 pm

2 stops22h 10m

$1,104

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 1/28

6:10 pm-4:26 pm

2 stops36h 16m

Washington, D.C. Dulles Intl

Wed 2/4

6:04 pm-4:55 pm

2 stops32h 51m

$1,121

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 1/22

3:45 pm-3:46 pm

2 stops38h 01m

Washington, D.C. Dulles Intl

Mon 1/26

9:00 am-7:25 pm

2 stops20h 25m

$1,147

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Thu 1/22

3:45 pm-6:05 pm

2 stops40h 20m

Washington, D.C. Reagan-National

Mon 1/26

6:59 am-7:25 pm

2 stops22h 26m

$1,147

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 1/28

3:45 pm-10:35 pm

2 stops20h 50m

Washington, D.C. Reagan-National

Wed 2/4

9:40 am-7:25 pm

2 stops19h 45m

$1,151

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 1/14

7:50 am-10:35 pm

3 stops28h 45m

Washington, D.C. Reagan-National

Sun 1/18

6:00 am-9:40 pm

3 stops25h 40m

$1,218

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Tue 1/27

7:50 am-9:58 pm

2 stops28h 08m

Washington, D.C. Reagan-National

Tue 2/3

6:00 am-9:40 pm

3 stops25h 40m

$1,222

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 35 results

Best time to book a flight from Kansai Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

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 District of Columbia?
For as low as $1,086, Air Canada can have you in District of Columbia from Osaka Kansai Intl Airport in 20h 50m. Osaka Kansai Intl Airport and District of Columbia are separated by a distance of 6964 mi.
Can I find deals for flights from Kansai Intl to District of Columbia that include hotel bookings?
Yes. In addition to deals on Kansai Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kansai Intl to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to District of Columbia.
Can I find deals for business class flights from Kansai Intl to District of Columbia?
Yes. Cheapflights offers flight deals from Kansai Intl to District of Columbia 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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$534+ Cheap flights from Kansai Intl (KIX) to District of Columbia

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kansai Intl to District of Columbia with Cheapflights

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Cheap flight deals from Kansai Intl to District of Columbia

Cheapest flights from Kansai Intl to District of ColumbiaExplore the most affordable flight options available from Kansai Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

Explore the most affordable flight options available from Kansai Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

Find flight deals from Kansai Intl to District of Columbia

Keep the following information in mind while searching for Kansai Intl to District of Columbia flight deals. Data was last updated December 14, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Osaka Kansai Intl Airport to District of Columbia that are best for you.

Best time to book a flight from Kansai Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Kansai Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Osaka Kansai Intl Airport to District of Columbia

Related info for your journey

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

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

How can I find direct flights from Kansai Intl to District of Columbia?

Can I find deals for business class flights from Kansai Intl to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kansai Intl to District of Columbia

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Cheapest flights from Kansai Intl to District of Columbia
Explore the most affordable flight options available from Kansai Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.