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

To fly one-way, consider booking your trip with EVA Air, which is currently one of the cheapest options available, starting at $720. Air Canada flights start at $1,132 while deals on Cathay Pacific start at $1,195 one-way.

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

Currently, February is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 month to fly from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport?

October is one of the best times of the year to fly to Washington, D.C. Reagan-National Airport from Osaka Kansai Intl Airport. Prices for October average $1,683 per person but you can even find prices for as low as $1,208. The most expensive prices can be found in the month of March. Opting for a October flight can save you 46% on your journey compared to booking in March

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

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. Reagan-National Airport as you normally would.

Most accurate provider : When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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 Reagan-National that include hotel bookings?

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

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

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

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

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

$469+ Flights from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport

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1. Tell us where you want to go

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Cheap flight deals from Kansai Intl to Reagan-National

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,232 (Air Canada)
One-way from	$469 (Kiwi.com)
Popular in	March
Cheapest in	October

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

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Provider most trusted by Cheapflights users for Osaka Kansai Intl-Washington, D.C. Reagan-National flights.

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

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

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($287 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($87 potential savings vs. average RT price).

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Find flight deals from Kansai Intl to Reagan-National

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

Wed 5/78:25 amKIX - DCA

2 stops27h 03mAir Canada

Sun 5/114:35 pmDCA - KIX

2 stops34h 50mAir Canada

Deal found 4/17

$1,232

Wed 9/310:50 amKIX - DCA

2 stops23h 09mMultiple Airlines

Thu 9/119:00 amDCA - KIX

2 stops35h 40mMultiple Airlines

Deal found 4/17

$1,369

Wed 9/34:50 pmKIX - DCA

1 stop17h 23mUnited Airlines

Thu 9/117:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 4/17

$1,763

Wed 7/26:40 amKIX - DCA

2 stops20h 50mJapan Airlines

Wed 7/2310:09 pmDCA - KIX

2 stops21h 16mJapan Airlines

Deal found 4/16

$1,838

Sun 6/15:55 pmKIX - DCA

2 stops19h 51mAmerican Airlines

Sun 6/88:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Deal found 4/17

$2,248

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

Wed 5/78:25 amKIX - DCA

2 stops27h 03mAir Canada

Sun 5/114:35 pmDCA - KIX

2 stops34h 50mAir Canada

Deal found 4/17

$1,232

Wed 9/310:50 amKIX - DCA

2 stops23h 09mMultiple Airlines

Thu 9/119:00 amDCA - KIX

2 stops35h 40mMultiple Airlines

Deal found 4/17

$1,369

Wed 9/34:50 pmKIX - DCA

1 stop17h 23mUnited Airlines

Thu 9/117:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 4/17

$1,763

Wed 7/26:40 amKIX - DCA

2 stops20h 50mJapan Airlines

Wed 7/2310:09 pmDCA - KIX

2 stops21h 16mJapan Airlines

Deal found 4/16

$1,838

Sun 6/15:55 pmKIX - DCA

2 stops19h 51mAmerican Airlines

Sun 6/88:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Deal found 4/17

$2,248

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

Wed 5/78:25 amKIX - DCA

2 stops27h 03mAir Canada

Sun 5/114:35 pmDCA - KIX

2 stops34h 50mAir Canada

Deal found 4/17

$1,232

Wed 5/78:25 amKIX - DCA

2 stops27h 03mMultiple Airlines

Wed 5/148:15 amDCA - KIX

1 stop21h 30mMultiple Airlines

Deal found 4/16

$1,825

Wed 5/74:50 pmKIX - DCA

1 stop17h 44mUnited Airlines

Sun 5/117:25 amDCA - KIX

2 stops23h 05mUnited Airlines

Deal found 4/17

$2,085

Sat 5/312:50 pmKIX - DCA

2 stops20h 46mJapan Airlines

Sat 6/710:20 amDCA - KIX

2 stops33h 00mJapan Airlines

Deal found 4/16

$2,059

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

Mon 5/127:40 amKIX - DCA

3 stops46h 19mMultiple Airlines

Deal found 4/16

$469

Wed 9/31:10 pmKIX - DCA

2 stops44h 49mEVA Air

Deal found 4/16

$720

Wed 6/256:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 4/17

$1,132

Sun 5/114:20 pmKIX - DCA

3 stops39h 47mCathay Pacific

Deal found 4/16

$1,195

Tue 5/134:50 pmKIX - DCA

1 stop17h 44mUnited Airlines

Deal found 4/16

$2,080

Tue 7/295:55 pmKIX - DCA

1 stop39h 34mAmerican Airlines

Deal found 4/16

$2,125

Thu 8/75:55 pmKIX - DCA

1 stop35h 04mJapan Airlines

Deal found 4/15

$2,134

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 5/7

8:25 am-10:28 pm

2 stops27h 03m

Washington, D.C. Reagan-National

Sun 5/11

4:35 pm-4:25 pm

2 stops34h 50m

$1,232

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 9/3

10:50 am-8:59 pm

2 stops23h 09m

Washington, D.C. Reagan-National

Thu 9/11

9:00 am-9:40 am

2 stops35h 40m

$1,369

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 9/3

4:50 pm-9:13 pm

1 stop17h 23m

Washington, D.C. Reagan-National

Thu 9/11

7:00 am-2:50 pm

1 stop18h 50m

$1,763

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 7/2

6:40 am-2:30 pm

2 stops20h 50m

Washington, D.C. Reagan-National

Wed 7/23

10:09 pm-8:25 am

2 stops21h 16m

$1,838

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Sun 6/1

5:55 pm-12:46 am

2 stops19h 51m

Washington, D.C. Reagan-National

Sun 6/8

8:20 am-6:45 pm

1 stop21h 25m

$2,248

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 5/12

7:40 am-4:59 pm

3 stops46h 19m

$469

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 9/3

1:10 pm-8:59 pm

2 stops44h 49m

$720

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 6/25

6:05 pm-10:18 am

2 stops29h 13m

$1,132

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Sun 5/11

4:20 pm-7:07 pm

3 stops39h 47m

$1,195

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Tue 5/13

4:50 pm-9:34 pm

1 stop17h 44m

$2,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 12 results

Most accurate provider: When it comes to deals on Osaka Kansai Intl Airport-Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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. Reagan-National 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 Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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 Washington, D.C. Reagan-National Airport

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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).

Reviews of airlines servicing Reagan-National

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

EVA Air

8.4

Very good

1,177 reviews

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Japan Airlines

8.3

Very good

1,440 reviews

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Cathay Pacific

7.5

Good

849 reviews

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

United Airlines

7.4

Good

8,667 reviews

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

American Airlines

7.2

Good

10,000 reviews

EVA Air

8.4

Very good

1,177 reviews

Reviews

1 / 20

10.0

Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Related info for your journey

What are the cheapest airlines to fly from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport one-way?
To fly one-way, consider booking your trip with EVA Air, which is currently one of the cheapest options available, starting at $720. Air Canada flights start at $1,132 while deals on Cathay Pacific start at $1,195 one-way.
Can I find deals for flights from Kansai Intl to Reagan-National that include hotel bookings?
Yes. In addition to deals on Kansai Intl to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kansai Intl to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansai Intl to Reagan-National.
Can I find deals for business class flights from Kansai Intl to Reagan-National?
Yes. Cheapflights offers flight deals from Kansai Intl to Reagan-National 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 Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport (average of $278). Flying from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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.

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Oxon Hill

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$469+ Cheap flights from Kansai Intl (KIX) to Reagan-National (DCA)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

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

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Find flight deals from Kansai Intl to Reagan-National

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

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

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

Everything you need to know about your flight from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

Related info for your journey

Find useful and relevant information for your journey from Kansai Intl to Reagan-National. 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 to fly from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport one-way?

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

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

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

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

Traveling to a place near Osaka Kansai Intl Airport?

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