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 $695. China Airlines flights start at $728 while deals on Alaska Airlines start at $1,004 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 March is currently the most expensive (average of $335). 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.

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.

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).

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

May 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 May average $1,621 per person but you can even find prices for as low as $1,075. The most expensive prices can be found in the month of March. Opting for a May flight can save you 51% 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.

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.

$560+ Flights from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Kansai Intl to Reagan-National

Round-trip from	$931 (Gotogate)
One-way from	$560 (Kiwi.com)
Popular in	March
Cheapest in	May
Average price	$1,586

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

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Highest demand for flights based on searches. 17% potential increase in price ($349 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($93 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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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 julio 14, 2025.

jue. 8/286:05 pmKIX - DCA

2 stops30h 58mAir Canada

jue. 9/46:00 amDCA - KIX

2 stops21h 25mAir Canada

Deal found 7/14

$931

sáb. 8/161:10 pmKIX - DCA

2 stops45h 32mMultiple Airlines

sáb. 8/235:06 pmDCA - KIX

2 stops29h 54mMultiple Airlines

Deal found 7/12

$1,287

mié. 9/311:20 amKIX - DCA

2 stops49h 21mKLM

dom. 12/286:50 pmDCA - KIX

2 stops26h 30mKLM

Deal found 7/14

$1,598

vie. 7/2510:50 amKIX - DCA

2 stops23h 52mAsiana Airlines

jue. 8/146:58 pmDCA - KIX

2 stops25h 42mAsiana Airlines

Deal found 7/13

$1,632

jue. 8/284:55 pmKIX - DCA

1 stop17h 42mUnited Airlines

jue. 9/47:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 7/14

$1,678

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 julio 14, 2025.

jue. 8/286:05 pmKIX - DCA

2 stops30h 58mAir Canada

jue. 9/46:00 amDCA - KIX

2 stops21h 25mAir Canada

Deal found 7/14

$931

sáb. 8/161:10 pmKIX - DCA

2 stops45h 32mMultiple Airlines

sáb. 8/235:06 pmDCA - KIX

2 stops29h 54mMultiple Airlines

Deal found 7/12

$1,287

mié. 9/311:20 amKIX - DCA

2 stops49h 21mKLM

dom. 12/286:50 pmDCA - KIX

2 stops26h 30mKLM

Deal found 7/14

$1,598

vie. 7/2510:50 amKIX - DCA

2 stops23h 52mAsiana Airlines

jue. 8/146:58 pmDCA - KIX

2 stops25h 42mAsiana Airlines

Deal found 7/13

$1,632

jue. 8/284:55 pmKIX - DCA

1 stop17h 42mUnited Airlines

jue. 9/47:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 7/14

$1,678

jue. 9/46:40 amKIX - DCA

2 stops20h 44mJapan Airlines

sáb. 12/275:30 pmDCA - KIX

1 stop35h 20mJapan Airlines

Deal found 7/14

$1,740

mié. 9/312:35 pmKIX - DCA

2 stops22h 13mDelta

dom. 12/286:00 amDCA - KIX

2 stops25h 00mDelta

Deal found 7/14

$1,767

Last-minute flights from Kansai Intl to Reagan-National
Discover last-minute flight deals from Kansai Intl to Reagan-National. Data last updated julio 14, 2025 and is based on user searches.

mié. 7/236:05 pmKIX - DCA

1 stop17h 22mAir Canada

sáb. 8/168:40 pmDCA - KIX

2 stops30h 45mAir Canada

Deal found 7/13

$1,633

vie. 7/2510:50 amKIX - DCA

2 stops23h 52mAsiana Airlines

jue. 8/146:58 pmDCA - KIX

2 stops25h 42mAsiana Airlines

Deal found 7/13

$1,632

mié. 7/304:20 pmKIX - DCA

3 stops31h 19mCathay Pacific

vie. 8/226:30 amDCA - KIX

2 stops25h 45mCathay Pacific

Deal found 7/13

$2,196

sáb. 8/161:10 pmKIX - DCA

2 stops45h 32mMultiple Airlines

sáb. 8/235:06 pmDCA - KIX

2 stops29h 54mMultiple Airlines

Deal found 7/12

$1,287

jue. 8/286:05 pmKIX - DCA

2 stops30h 58mAir Canada

jue. 9/46:00 amDCA - KIX

2 stops21h 25mAir Canada

Deal found 7/14

$931

jue. 8/284:55 pmKIX - DCA

1 stop17h 42mUnited Airlines

jue. 9/47:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 7/14

$1,678

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 julio 14, 2025.

jue. 8/217:40 amKIX - DCA

3 stops46h 19mMultiple Airlines

Deal found 7/13

$560

dom. 9/211:10 pmKIX - DCA

2 stops44h 49mEVA Air

Deal found 7/12

$695

mar. 8/192:00 pmKIX - DCA

2 stops43h 59mChina Airlines

Deal found 7/13

$728

mié. 8/278:45 pmKIX - DCA

2 stops37h 14mAlaska Airlines

Deal found 7/13

$1,004

dom. 9/216:05 pmKIX - DCA

1 stop27h 54mAir Canada

Deal found 7/12

$1,070

sáb. 10/254:20 pmKIX - DCA

3 stops40h 56mCathay Pacific

Deal found 7/14

$1,214

jue. 8/214:55 pmKIX - DCA

1 stop17h 42mUnited Airlines

Deal found 7/13

$1,990

jue. 8/75:55 pmKIX - DCA

1 stop35h 16mJapan Airlines

Deal found 7/13

$2,318

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

jue. 8/28

6:05 pm-12:03 pm

2 stops30h 58m

Washington, D.C. Reagan-National

jue. 9/4

6:00 am-4:25 pm

2 stops21h 25m

$931

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

sáb. 8/16

1:10 pm-9:42 pm

2 stops45h 32m

Washington, D.C. Reagan-National

sáb. 8/23

5:06 pm-12:00 pm

2 stops29h 54m

$1,287

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mié. 9/3

11:20 am-11:41 pm

2 stops49h 21m

Washington, D.C. Reagan-National

dom. 12/28

6:50 pm-11:20 am

2 stops26h 30m

$1,598

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 7/25

10:50 am-9:42 pm

2 stops23h 52m

Washington, D.C. Reagan-National

jue. 8/14

6:58 pm-9:40 am

2 stops25h 42m

$1,632

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

jue. 8/28

4:55 pm-9:37 pm

1 stop17h 42m

Washington, D.C. Reagan-National

jue. 9/4

7:00 am-2:50 pm

1 stop18h 50m

$1,678

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

jue. 9/4

6:40 am-2:24 pm

2 stops20h 44m

Washington, D.C. Reagan-National

sáb. 12/27

5:30 pm-6:50 pm

1 stop35h 20m

$1,740

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mié. 9/3

12:35 pm-9:48 pm

2 stops22h 13m

Washington, D.C. Reagan-National

dom. 12/28

6:00 am-9:00 pm

2 stops25h 00m

$1,767

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

jue. 8/21

7:40 am-4:59 pm

3 stops46h 19m

$560

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

dom. 9/21

1:10 pm-8:59 pm

2 stops44h 49m

$695

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mar. 8/19

2:00 pm-8:59 pm

2 stops43h 59m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 15 results

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.

Reviews of airlines servicing Reagan-National

Read reviews from past customers who have flown EVA Air, Japan Airlines, and China Airlines from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,214 reviews

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Japan Airlines

8.3

Very good

1,513 reviews

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

China Airlines

8.3

Very good

744 reviews

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Asiana Airlines

8.2

Very good

454 reviews

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Alaska Airlines

8.0

Very good

10,000 reviews

EVA Air

8.4

Very good

1,214 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 $695. China Airlines flights start at $728 while deals on Alaska Airlines start at $1,004 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 March is currently the most expensive (average of $335). 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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$560+ 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 8/21. 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

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3. Compare prices and book

Cheap flight deals from Kansai Intl to Reagan-National

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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 julio 14, 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 julio 14, 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.

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 Washington, D.C. Reagan-National 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 julio 14, 2025.