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Kansai Intl

$552+ Cheap flights from Dulles Intl (IAD) to Kansai Intl (KIX)

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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KIX
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Kansai Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Kansai Intl (KIX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,077
(Cathay Pacific)

One-way from

$552
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,353
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Osaka Kansai Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Osaka Kansai Intl flights.
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From Washington, D.C. Dulles Intl to Osaka Kansai Intl
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One-way flight from Washington, D.C. Dulles Intl to Osaka Kansai Intl
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Highest demand for flights based on searches. 20% potential increase in price ($446 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Dulles Intl to Kansai Intl

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

This Cathay Pacific deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:00 amIAD - KIX
2 stops34h 40mMultiple Airlines
Sun 5/410:00 amKIX - IAD
2 stops43h 38mMultiple Airlines
Deal found 4/16$1,077
This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:13 amIAD - KIX
2 stops42h 12mAir Canada
Mon 9/296:05 pmKIX - IAD
2 stops39h 50mAir Canada
Deal found 4/17$1,097
This oojo deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:38 pmIAD - KIX
2 stops30h 22mCathay Pacific
Tue 6/249:10 amKIX - IAD
2 stops34h 40mCathay Pacific
Deal found 4/15$1,240
This China Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/68:30 pmIAD - KIX
2 stops26h 30mChina Airlines
Mon 9/157:05 pmKIX - IAD
2 stops53h 45mChina Airlines
Deal found 4/16$1,276
This FlightHub deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:30 pmIAD - KIX
1 stop40h 30mTurkish Airlines
Wed 6/2510:25 pmKIX - IAD
1 stop26h 20mTurkish Airlines
Deal found 4/16$1,295
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:00 pmIAD - KIX
1 stop24h 40mAir China
Thu 11/61:50 pmKIX - IAD
1 stop42h 40mAir China
Deal found 4/17$1,448
This Etihad Airways deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:05 pmIAD - KIX
2 stops46h 35mEtihad Airways
Wed 5/215:00 pmKIX - IAD
2 stops36h 10mEtihad Airways
Deal found 4/16$1,488
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/67:59 pmIAD - KIX
2 stops33h 46mAlaska Airlines
Wed 8/278:45 pmKIX - IAD
2 stops32h 14mAlaska Airlines
Deal found 4/16$1,668
This Lufthansa deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:35 pmIAD - KIX
1 stop24h 40mLufthansa
Wed 5/219:30 amKIX - IAD
1 stop46h 55mLufthansa
Deal found 4/16$1,669

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Kansai Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport that are best for you.

Fly from

Dulles Intl

Fly to

Kansai Intl

Route

Depart

Return

Price

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 4/30

7:00 am-6:40 am

2 stops34h 40m

Osaka Kansai Intl

Sun 5/4

10:00 am-4:38 pm

2 stops43h 38m

$1,077

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 5/12

5:38 pm-1:00 pm

2 stops30h 22m

Osaka Kansai Intl

Tue 6/24

9:10 am-6:50 am

2 stops34h 40m

$1,240

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 5/12

1:30 pm-7:00 pm

1 stop40h 30m

Osaka Kansai Intl

Wed 6/25

10:25 pm-11:45 am

1 stop26h 20m

$1,295

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 5/6

2:25 pm-4:25 pm

2 stops37h 00m

Osaka Kansai Intl

Mon 5/19

6:05 pm-9:08 pm

2 stops40h 03m

$1,345

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 5/5

10:05 pm-9:40 am

2 stops46h 35m

Osaka Kansai Intl

Wed 5/21

5:00 pm-4:10 pm

2 stops36h 10m

$1,488

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 7/1

11:00 pm-12:40 pm

1 stop24h 40m

Osaka Kansai Intl

Fri 7/11

9:05 am-7:30 pm

1 stop23h 25m

$1,603

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 7/6

7:59 pm-6:45 pm

2 stops33h 46m

Osaka Kansai Intl

Wed 8/27

8:45 pm-3:59 pm

2 stops32h 14m

$1,668

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 5/7

5:35 pm-7:15 am

1 stop24h 40m

Osaka Kansai Intl

Mon 5/19

9:30 am-3:00 pm

1 stop42h 30m

$1,669

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 5/7

6:30 am-2:50 pm

1 stop19h 20m

Osaka Kansai Intl

Tue 5/20

4:50 pm-5:23 am

1 stop25h 33m

$1,793

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 5/6

12:15 pm-9:50 pm

1 stop20h 35m

Osaka Kansai Intl

Mon 5/19

9:10 pm-10:05 am

1 stop25h 55m

$1,804

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 21 results
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Compare providers for flights from Dulles Intl to Kansai Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Kansai Intl in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

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

Find hourly flight availability from Dulles Intl to Kansai Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport by exploring options for tickets at noon.

Rainfall in Kansai Intl by month

Plan your trip to Kansai Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka Kansai Intl Airport ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka Kansai Intl Airport when rainfall is around 1.6 in.

Temperature in Kansai Intl by month

Plan your trip to Kansai Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka Kansai Intl Airport, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Kansai Intl

Get insights into the airlines that provide service to Kansai Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kansai Intl. Reviews last updated April 17, 2025.
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,064 reviews
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
844 reviews
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.2
Very good
729 reviews
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
438 reviews
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
9,882 reviews
Korean Air
8.4
Very good
1,064 reviews

Overall

8.4

Comfort

8.3

Entertainment

8.2

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport round-trip?

    Flying on Air Canada is currently your cheapest option to Osaka Kansai Intl Airport, with prices starting at $1,097. Additional round-trip tickets that might be worth considering are offered by Cathay Pacific and China Airlines, with the lowest prices starting at $1,240 and $1,276, respectively. Air Canada is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport one-way?

    To fly one-way, consider booking your trip with China Airlines, which is currently one of the cheapest options available, starting at $633. Cathay Pacific flights start at $694 while deals on Asiana Airlines start at $796 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Kansai 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport (average of $898). Flying from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport in December is currently the most expensive (average of $1,350). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
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Nishinomiya
Himeji

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Top 3 airlines flying from Dulles Intl to Kansai Intl

Discover the top 3 airlines that operate flights from Dulles Intl to Kansai Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$929Average$1,020FlexibilityNo cancel feeOn-time67%
ANACheapest$1,468Average$1,527FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$1,666Average$1,884FlexibilityNo cancel feeOn-time69%

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