What are the cheapest airlines flying from Washington, D.C. Reagan-National 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 $1,076. Another option worth looking into is Cathay Pacific, starting at $1,275 round trip.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport (average of $884). Flying from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,319). 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.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 3% on flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,013. For sooner than that we have options available in the next 3 days from $1,264.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Osaka Kansai Intl Airport. Flights to Osaka Kansai Intl Airport from Washington, D.C. Reagan-National Airport in January are about $1,430 on average during January, but can be found for as low as $939.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport as you normally would.

Can I find deals for flights from Reagan-National to Kansai Intl that include hotel bookings?

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

How can I find direct flights from Reagan-National to Kansai Intl?

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

Can I find deals for business class flights from Reagan-National to Kansai Intl?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$484+ Flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Reagan-National to Kansai Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Kansai Intl

Round-trip from	$1,076 (Air Canada)
One-way from	$484 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$1,742

From Washington, D.C. Reagan-National to Osaka Kansai Intl

Search Deals

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

Search Deals

Highest demand for flights based on searches. 2% potential increase in price ($31 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

Find flight deals from Reagan-National to Kansai Intl

Cheapest flights from Reagan-National to Kansai Intl
Explore the most affordable flight options available from Reagan-National to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Thu 9/186:00 amDCA - KIX

2 stops21h 25mAir Canada

Thu 9/256:05 pmKIX - DCA

2 stops29h 15mAir Canada

Deal found 6/30

$993

Wed 8/138:00 amDCA - KIX

2 stops24h 00mMultiple Airlines

Wed 8/2012:35 pmKIX - DCA

2 stops22h 09mMultiple Airlines

Deal found 6/29

$1,103

Tue 8/1912:35 pmDCA - KIX

2 stops29h 05mCathay Pacific

Tue 9/210:00 amKIX - DCA

2 stops28h 09mCathay Pacific

Deal found 6/29

$1,275

Best flights from Reagan-National to Kansai Intl
Discover carefully curated flight deals from Reagan-National to Kansai Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Wed 9/106:59 amDCA - KIX

2 stops20h 26mAir Canada

Wed 9/246:05 pmKIX - DCA

2 stops29h 15mAir Canada

Deal found 6/29

$1,076

Wed 8/138:00 amDCA - KIX

2 stops24h 00mMultiple Airlines

Wed 8/2012:35 pmKIX - DCA

2 stops22h 09mMultiple Airlines

Deal found 6/29

$1,103

Tue 8/1912:35 pmDCA - KIX

2 stops29h 05mCathay Pacific

Tue 9/210:00 amKIX - DCA

2 stops28h 09mCathay Pacific

Deal found 6/29

$1,275

Last-minute flights from Reagan-National to Kansai Intl
Discover last-minute flight deals from Reagan-National to Kansai Intl. Data last updated June 30, 2025 and is based on user searches.

Sun 7/66:59 amDCA - KIX

2 stops20h 26mAir Canada

Wed 8/276:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 6/29

$1,408

Sun 7/612:10 pmDCA - KIX

2 stops29h 30mCathay Pacific

Wed 8/274:20 pmKIX - DCA

3 stops45h 45mCathay Pacific

Deal found 6/29

$1,668

Sun 7/67:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Wed 8/274:55 pmKIX - DCA

1 stop17h 42mUnited Airlines

Deal found 6/29

$2,243

Sat 7/126:40 pmDCA - KIX

3 stops32h 45mMultiple Airlines

Tue 7/222:45 pmKIX - DCA

3 stops34h 18mMultiple Airlines

Deal found 6/28

$1,675

Mon 7/146:40 pmDCA - KIX

1 stop32h 45mAir Canada

Tue 7/226:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 6/29

$1,158

Tue 7/229:39 amDCA - KIX

2 stops22h 21mKorean Air

Tue 7/2912:35 pmKIX - DCA

2 stops22h 09mKorean Air

Deal found 6/28

$2,438

Wed 7/237:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Thu 8/74:55 pmKIX - DCA

1 stop17h 32mUnited Airlines

Deal found 6/29

$1,893

Wed 7/236:53 amDCA - KIX

2 stops23h 37mJapan Airlines

Thu 8/72:45 pmKIX - DCA

2 stops21h 33mJapan Airlines

Deal found 6/28

$1,966

One-way flights from Reagan-National to Kansai Intl
Search for one-way flight options from Reagan-National to Kansai Intl. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Mon 8/185:02 pmDCA - KIX

3 stops56h 58mMultiple Airlines

Deal found 6/28

$484

Thu 8/216:59 amDCA - KIX

1 stop20h 26mAir Canada

Deal found 6/30

$734

Mon 7/1412:10 pmDCA - KIX

2 stops29h 30mCathay Pacific

Deal found 6/28

$847

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Thu 9/18

6:00 am-4:25 pm

2 stops21h 25m

Osaka Kansai Intl

Thu 9/25

6:05 pm-10:20 am

2 stops29h 15m

$993

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Wed 8/13

8:00 am-9:00 pm

2 stops24h 00m

Osaka Kansai Intl

Wed 8/20

12:35 pm-9:44 pm

2 stops22h 09m

$1,103

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 8/19

12:35 pm-6:40 am

2 stops29h 05m

Osaka Kansai Intl

Tue 9/2

10:00 am-1:09 am

2 stops28h 09m

$1,275

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 8/18

5:02 pm-3:00 pm

3 stops56h 58m

$484

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 10/7

8:00 am-12:00 pm

2 stops39h 00m

$653

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 10/12

5:48 pm-6:45 pm

2 stops35h 57m

$730

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Thu 8/21

6:59 am-4:25 pm

1 stop20h 26m

$734

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 7/14

12:10 pm-6:40 am

2 stops29h 30m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Best time to book a flight from Reagan-National to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Reagan-National 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.

Reviews of airlines servicing Kansai Intl

See what other customers who have flown with Cathay Pacific and Air Canada from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Cathay Pacific

7.6

Good

921 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Cathay Pacific

7.6

Good

921 reviews

Cathay Pacific

7.6

Good

921 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Air Canada

7.1

Good

9,657 reviews

Cathay Pacific

7.6

Good

921 reviews

Reviews

1 / 20

10.0

Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Reagan-National 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 $1,076. Another option worth looking into is Cathay Pacific, starting at $1,275 round trip.
Can I find deals for flights from Reagan-National to Kansai Intl that include hotel bookings?
Yes. In addition to deals on Reagan-National to Kansai Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Kansai Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Kansai Intl.
Can I find deals for business class flights from Reagan-National to Kansai Intl?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Osaka Kansai Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport (average of $884). Flying from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport in June is currently the most expensive (average of $1,319). 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

Izumisano

Nara

Nishinomiya

Himeji

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$484+ Cheap flights from Reagan-National (DCA) 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Kansai 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 Reagan-National to Kansai Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Kansai Intl

Cheapest flights from Reagan-National to Kansai IntlExplore the most affordable flight options available from Reagan-National to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from Reagan-National to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Reagan-National to Kansai Intl

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

Reviews of airlines servicing Kansai Intl

See what other customers who have flown with Cathay Pacific and Air Canada from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National Airport to Osaka Kansai Intl Airport round-trip?

Can I find deals for flights from Reagan-National to Kansai Intl that include hotel bookings?

How can I find direct flights from Reagan-National to Kansai Intl?

Can I find deals for business class flights from Reagan-National to Kansai Intl?

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Kansai Intl

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to Kansai Intl
Explore the most affordable flight options available from Reagan-National to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.