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

Departing from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport will take you 23h 54m. The distance between Osaka Kansai Intl Airport and Washington, D.C. Dulles Intl Airport is about 6948 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 IAD?

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 Washington, D.C. Dulles Intl Airport as you normally would.

Most accurate provider : When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Kansai Intl to Dulles Intl that include hotel bookings?

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

How can I find direct flights from Kansai Intl to Dulles Intl?

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

Can I find deals for business class flights from Kansai Intl to Dulles Intl?

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

$486+ Flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Kansai Intl to Dulles Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,196 (Mytrip)
One-way from	$486 (Kiwi.com)

Provider with most accurate pricing for Osaka Kansai Intl-Washington, D.C. Dulles Intl flight deals.

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From Osaka Kansai Intl to Washington, D.C. Dulles Intl

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One-way flight from Osaka Kansai Intl to Washington, D.C. Dulles Intl

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Find flight deals from Kansai Intl to Dulles Intl

Cheapest flights from Kansai Intl to Dulles Intl
Explore the most affordable flight options available from Kansai Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on ottobre 17, 2025.

mer 11/127:50 amKIX - IAD

3 stops27h 04mMultiple Airlines

mer 11/1910:30 pmIAD - KIX

3 stops29h 30mMultiple Airlines

Deal found 10/15

$1,196

mar 12/99:00 amKIX - IAD

2 stops23h 54mAsiana Airlines

mer 1/76:45 pmIAD - KIX

2 stops33h 20mAsiana Airlines

Deal found 10/16

$1,357

mer 11/192:30 pmKIX - IAD

2 stops53h 48mMultiple Airlines

mar 11/2511:10 amIAD - KIX

1 stop17h 05mMultiple Airlines

Deal found 10/16

$1,385

ven 12/193:45 pmKIX - IAD

2 stops19h 40mMultiple Airlines

lun 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 10/15

$1,445

ven 12/193:45 pmKIX - IAD

2 stops19h 40mMultiple Airlines

dom 1/410:06 pmIAD - KIX

2 stops32h 29mMultiple Airlines

Deal found 10/15

$1,486

sab 11/293:40 pmKIX - IAD

3 stops33h 59mMultiple Airlines

sab 12/69:45 amIAD - KIX

3 stops35h 15mMultiple Airlines

Deal found 10/15

$1,507

mer 11/123:45 pmKIX - IAD

2 stops19h 35mAir Canada

mer 11/199:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 10/15

$1,558

mer 11/129:00 amKIX - IAD

2 stops25h 39mAsiana Airlines

mer 11/196:00 pmIAD - KIX

2 stops24h 40mAsiana Airlines

Deal found 10/15

$1,563

ven 12/196:35 pmKIX - IAD

2 stops24h 44mUnited Airlines

dom 1/410:05 pmIAD - KIX

1 stop28h 35mUnited Airlines

Deal found 10/15

$1,565

mar 12/96:35 pmKIX - IAD

2 stops24h 41mUnited Airlines

mer 1/77:45 pmIAD - KIX

1 stop30h 55mUnited Airlines

Deal found 10/16

$1,572

Best flights from Kansai Intl to Dulles Intl
Discover carefully curated flight deals from Kansai Intl to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated ottobre 17, 2025.

mar 12/99:00 amKIX - IAD

2 stops23h 54mAsiana Airlines

mer 1/76:45 pmIAD - KIX

2 stops33h 20mAsiana Airlines

Deal found 10/16

$1,357

ven 12/193:45 pmKIX - IAD

2 stops19h 40mMultiple Airlines

lun 1/59:00 amIAD - KIX

2 stops21h 35mMultiple Airlines

Deal found 10/15

$1,445

mar 4/146:05 pmKIX - IAD

2 stops34h 46mAir Canada

sab 4/189:55 amIAD - KIX

2 stops41h 30mAir Canada

Deal found 10/14

$1,483

mar 4/144:55 pmKIX - IAD

2 stops25h 13mUnited Airlines

sab 4/1812:40 pmIAD - KIX

1 stop37h 10mUnited Airlines

Deal found 10/14

$1,565

sab 11/293:40 pmKIX - IAD

3 stops33h 59mMultiple Airlines

sab 12/69:45 amIAD - KIX

3 stops35h 15mMultiple Airlines

Deal found 10/15

$1,507

mer 11/123:45 pmKIX - IAD

2 stops19h 35mAir Canada

mer 11/199:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 10/15

$1,558

mer 11/129:00 amKIX - IAD

2 stops25h 39mAsiana Airlines

mer 11/196:00 pmIAD - KIX

2 stops24h 40mAsiana Airlines

Deal found 10/15

$1,563

ven 12/196:35 pmKIX - IAD

2 stops24h 44mUnited Airlines

dom 1/410:05 pmIAD - KIX

1 stop28h 35mUnited Airlines

Deal found 10/15

$1,565

mar 12/96:35 pmKIX - IAD

2 stops24h 41mUnited Airlines

mer 1/77:45 pmIAD - KIX

1 stop30h 55mUnited Airlines

Deal found 10/16

$1,572

Last-minute flights from Kansai Intl to Dulles Intl
Discover last-minute flight deals from Kansai Intl to Dulles Intl. Data last updated ottobre 17, 2025 and is based on user searches.

mer 11/127:50 amKIX - IAD

3 stops27h 04mMultiple Airlines

mer 11/1910:30 pmIAD - KIX

3 stops29h 30mMultiple Airlines

Deal found 10/15

$1,196

mer 11/123:45 pmKIX - IAD

2 stops19h 35mAir Canada

mer 11/199:00 amIAD - KIX

2 stops20h 25mAir Canada

Deal found 10/15

$1,558

mer 11/129:00 amKIX - IAD

2 stops25h 39mAsiana Airlines

mer 11/196:00 pmIAD - KIX

2 stops24h 40mAsiana Airlines

Deal found 10/15

$1,563

mer 11/192:30 pmKIX - IAD

2 stops53h 48mMultiple Airlines

mar 11/2511:10 amIAD - KIX

1 stop17h 05mMultiple Airlines

Deal found 10/16

$1,385

mer 11/199:00 amKIX - IAD

2 stops25h 39mAsiana Airlines

mar 11/256:59 pmIAD - KIX

2 stops23h 41mAsiana Airlines

Deal found 10/16

$1,597

mer 11/194:15 pmKIX - IAD

3 stops44h 26mCathay Pacific

mar 11/255:03 pmIAD - KIX

3 stops31h 52mCathay Pacific

Deal found 10/16

$1,690

mer 11/197:00 pmKIX - IAD

1 stop28h 10mANA

mar 11/2511:10 amIAD - KIX

1 stop18h 15mANA

Deal found 10/16

$1,709

sab 11/293:40 pmKIX - IAD

3 stops33h 59mMultiple Airlines

sab 12/69:45 amIAD - KIX

3 stops35h 15mMultiple Airlines

Deal found 10/15

$1,507

One-way flights from Kansai Intl to Dulles Intl
Search for one-way flight options from Kansai Intl to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated ottobre 17, 2025.

mer 1/148:00 amKIX - IAD

3 stops47h 04mMultiple Airlines

Deal found 10/15

$486

mer 2/258:25 pmKIX - IAD

3 stops47h 30mMultiple Airlines

Deal found 10/14

$491

dom 11/238:00 amKIX - IAD

3 stops47h 46mMultiple Airlines

Deal found 10/15

$517

mar 2/247:55 pmKIX - IAD

3 stops59h 30mMultiple Airlines

Deal found 10/14

$622

mer 4/111:10 amKIX - IAD

2 stops31h 39mMultiple Airlines

Deal found 10/15

$642

mer 12/106:10 pmKIX - IAD

2 stops36h 26mMultiple Airlines

Deal found 10/15

$672

sab 11/2210:55 amKIX - IAD

2 stops33h 23mMultiple Airlines

Deal found 10/15

$689

lun 4/69:20 amKIX - IAD

3 stops43h 50mMultiple Airlines

Deal found 10/15

$767

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mar 12/9

9:00 am-6:54 pm

2 stops23h 54m

Washington, D.C. Dulles Intl

mer 1/7

6:45 pm-6:05 pm

2 stops33h 20m

$1,357

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

ven 12/19

3:45 pm-9:25 pm

2 stops19h 40m

Washington, D.C. Dulles Intl

lun 1/5

9:00 am-8:35 pm

2 stops21h 35m

$1,445

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mar 4/14

6:05 pm-3:51 pm

2 stops34h 46m

Washington, D.C. Dulles Intl

sab 4/18

9:55 am-4:25 pm

2 stops41h 30m

$1,483

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

sab 11/29

3:40 pm-11:39 am

3 stops33h 59m

Washington, D.C. Dulles Intl

sab 12/6

9:45 am-11:00 am

3 stops35h 15m

$1,507

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mer 11/12

3:45 pm-9:20 pm

2 stops19h 35m

Washington, D.C. Dulles Intl

mer 11/19

9:00 am-7:25 pm

2 stops20h 25m

$1,558

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mer 11/12

9:00 am-8:39 pm

2 stops25h 39m

Washington, D.C. Dulles Intl

mer 11/19

6:00 pm-8:40 am

2 stops24h 40m

$1,563

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mar 4/14

4:55 pm-5:08 am

2 stops25h 13m

Washington, D.C. Dulles Intl

sab 4/18

12:40 pm-2:50 pm

1 stop37h 10m

$1,565

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

ven 12/19

6:35 pm-5:19 am

2 stops24h 44m

Washington, D.C. Dulles Intl

dom 1/4

10:05 pm-4:40 pm

1 stop28h 35m

$1,565

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mar 12/9

6:35 pm-5:16 am

2 stops24h 41m

Washington, D.C. Dulles Intl

mer 1/7

7:45 pm-4:40 pm

1 stop30h 55m

$1,572

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

mer 2/25

8:25 pm-5:55 am

3 stops47h 30m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 18 results

Most accurate provider: When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Osaka Kansai Intl Airport-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansai Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Related info for your journey

How long is the flight from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport?
Departing from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport will take you 23h 54m. The distance between Osaka Kansai Intl Airport and Washington, D.C. Dulles Intl Airport is about 6948 mi. This flight may include one or multiple stops.
Can I find deals for flights from Kansai Intl to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Kansai Intl to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kansai Intl to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Dulles Intl.
Can I find deals for business class flights from Kansai Intl to Dulles Intl?
Yes. Cheapflights offers flight deals from Kansai Intl to Dulles Intl 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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$486+ Cheap flights from Kansai Intl (KIX) to Dulles Intl (IAD)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kansai Intl to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kansai Intl to Dulles Intl

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Round-trip from

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Find flight deals from Kansai Intl to Dulles Intl

Cheapest flights from Kansai Intl to Dulles IntlExplore the most affordable flight options available from Kansai Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on ottobre 17, 2025.

Explore the most affordable flight options available from Kansai Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on ottobre 17, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Kansai Intl to Dulles Intl

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

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl to Dulles Intl. 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. Dulles Intl Airport?

Can I find deals for flights from Kansai Intl to Dulles Intl that include hotel bookings?

How can I find direct flights from Kansai Intl to Dulles Intl?

Can I find deals for business class flights from Kansai Intl to Dulles Intl?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Cheapest flights from Kansai Intl to Dulles Intl
Explore the most affordable flight options available from Kansai Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on ottobre 17, 2025.