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 $701. Air Canada flights start at $1,009 while deals on Cathay Pacific start at $1,131 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 $337). 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 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.

$648+ Flights from Osaka Kansai Intl Airport to Washington, D.C. Reagan-National Airport

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

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

Round-trip from	$1,355 (Mytrip)
One-way from	$648 (Kiwi.com)

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

Search Deals

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

Search Deals

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 junio 12, 2025.

mié. 7/2312:25 pmKIX - DCA

3 stops33h 27mMultiple Airlines

mié. 7/3011:00 amDCA - KIX

2 stops22h 50mMultiple Airlines

Deal found 6/9

$1,355

vie. 10/106:05 pmKIX - DCA

1 stop36h 59mAir Canada

jue. 10/166:59 amDCA - KIX

1 stop20h 26mAir Canada

Deal found 6/10

$1,427

mié. 6/1111:20 amKIX - DCA

2 stops44h 39mAir France

lun. 6/235:29 pmDCA - KIX

2 stops26h 56mAir France

Deal found 6/10

$1,542

mar. 8/268:45 pmKIX - DCA

2 stops32h 21mAlaska Airlines

mié. 10/89:59 amDCA - KIX

2 stops43h 46mAlaska Airlines

Deal found 6/10

$1,592

mar. 10/289:50 amKIX - DCA

2 stops28h 06mCathay Pacific

mar. 11/119:44 amDCA - KIX

2 stops30h 36mCathay Pacific

Deal found 6/11

$1,781

vie. 9/55:55 pmKIX - DCA

1 stop35h 27mJapan Airlines

mié. 11/125:30 pmDCA - KIX

1 stop35h 20mJapan Airlines

Deal found 6/10

$1,842

jue. 6/194:55 pmKIX - DCA

1 stop17h 17mUnited Airlines

mié. 7/27:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 6/11

$1,921

mié. 6/115:55 pmKIX - DCA

2 stops26h 05mAmerican Airlines

lun. 6/238:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Deal found 6/11

$1,926

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 junio 12, 2025.

mié. 7/2312:25 pmKIX - DCA

3 stops33h 27mMultiple Airlines

mié. 7/3011:00 amDCA - KIX

2 stops22h 50mMultiple Airlines

Deal found 6/9

$1,355

vie. 10/106:05 pmKIX - DCA

1 stop36h 59mAir Canada

jue. 10/166:59 amDCA - KIX

1 stop20h 26mAir Canada

Deal found 6/10

$1,427

mar. 8/268:45 pmKIX - DCA

2 stops32h 21mAlaska Airlines

mié. 10/89:59 amDCA - KIX

2 stops43h 46mAlaska Airlines

Deal found 6/10

$1,592

mar. 10/289:50 amKIX - DCA

2 stops28h 06mCathay Pacific

mar. 11/119:44 amDCA - KIX

2 stops30h 36mCathay Pacific

Deal found 6/11

$1,781

vie. 9/55:55 pmKIX - DCA

1 stop35h 27mJapan Airlines

mié. 11/125:30 pmDCA - KIX

1 stop35h 20mJapan Airlines

Deal found 6/10

$1,842

vie. 11/76:30 pmKIX - DCA

1 stop17h 13mUnited Airlines

mié. 11/127:00 amDCA - KIX

1 stop19h 35mUnited Airlines

Deal found 6/10

$2,234

Last-minute flights from Kansai Intl to Reagan-National
Discover last-minute flight deals from Kansai Intl to Reagan-National. Data last updated junio 12, 2025 and is based on user searches.

mié. 6/1111:20 amKIX - DCA

2 stops44h 39mAir France

lun. 6/235:29 pmDCA - KIX

2 stops26h 56mAir France

Deal found 6/10

$1,542

mié. 6/112:50 pmKIX - DCA

2 stops21h 17mJapan Airlines

lun. 6/238:20 amDCA - KIX

1 stop21h 25mJapan Airlines

Deal found 6/10

$1,917

mié. 6/115:55 pmKIX - DCA

2 stops26h 05mAmerican Airlines

lun. 6/238:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Deal found 6/11

$1,926

jue. 6/196:05 pmKIX - DCA

2 stops30h 58mAir Canada

mié. 7/28:40 pmDCA - KIX

1 stop30h 45mAir Canada

Deal found 6/10

$1,560

jue. 6/194:55 pmKIX - DCA

1 stop17h 17mUnited Airlines

mié. 7/27:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 6/10

$1,917

jue. 6/194:55 pmKIX - DCA

1 stop17h 17mUnited Airlines

mié. 7/27:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 6/11

$1,921

mié. 7/26:05 pmKIX - DCA

1 stop36h 57mAir Canada

mié. 7/96:59 amDCA - KIX

2 stops20h 26mAir Canada

Deal found 6/10

$1,447

mié. 7/2312:25 pmKIX - DCA

3 stops33h 27mMultiple Airlines

mié. 7/3011:00 amDCA - KIX

2 stops22h 50mMultiple Airlines

Deal found 6/9

$1,355

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 junio 12, 2025.

mié. 6/188:55 pmKIX - DCA

3 stops57h 02mMultiple Airlines

Deal found 6/12

$648

mié. 9/246:30 pmKIX - DCA

2 stops39h 29mEVA Air

Deal found 6/11

$701

mar. 9/236:05 pmKIX - DCA

2 stops27h 54mAir Canada

Deal found 6/11

$1,009

mié. 6/186:35 pmKIX - DCA

2 stops29h 08mCathay Pacific

Deal found 6/11

$1,131

mar. 7/14:55 pmKIX - DCA

1 stop17h 32mUnited Airlines

Deal found 6/12

$2,030

mié. 11/265:50 pmKIX - DCA

1 stop16h 58mJapan Airlines

Deal found 6/10

$2,064

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

mié. 7/23

12:25 pm-8:52 am

3 stops33h 27m

Washington, D.C. Reagan-National

mié. 7/30

11:00 am-10:50 pm

2 stops22h 50m

$1,355

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 10/10

6:05 pm-6:04 pm

1 stop36h 59m

Washington, D.C. Reagan-National

jue. 10/16

6:59 am-4:25 pm

1 stop20h 26m

$1,427

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mar. 8/26

8:45 pm-4:06 pm

2 stops32h 21m

Washington, D.C. Reagan-National

mié. 10/8

9:59 am-6:45 pm

2 stops43h 46m

$1,592

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mar. 10/28

9:50 am-12:56 am

2 stops28h 06m

Washington, D.C. Reagan-National

mar. 11/11

9:44 am-6:20 am

2 stops30h 36m

$1,781

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 9/5

5:55 pm-4:22 pm

1 stop35h 27m

Washington, D.C. Reagan-National

mié. 11/12

5:30 pm-6:50 pm

1 stop35h 20m

$1,842

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

vie. 11/7

6:30 pm-9:43 pm

1 stop17h 13m

Washington, D.C. Reagan-National

mié. 11/12

7:00 am-4:35 pm

1 stop19h 35m

$2,234

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mié. 6/18

8:55 pm-4:57 pm

3 stops57h 02m

$648

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mié. 9/24

6:30 pm-8:59 pm

2 stops39h 29m

$701

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mar. 9/23

6:05 pm-8:59 am

2 stops27h 54m

$1,009

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

mié. 6/18

6:35 pm-10:43 am

2 stops29h 08m

$1,131

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 12 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.

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

Read through reviews of airlines operating flights from Osaka to Washington, D.C., such as EVA Air, Japan Airlines and Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,202 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

1,202 reviews

EVA Air

8.4

Very good

1,202 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

1,490 reviews

EVA Air

8.4

Very good

1,202 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

1,202 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

Cathay Pacific

7.6

Good

892 reviews

EVA Air

8.4

Very good

1,202 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

United Airlines

7.4

Good

8,790 reviews

EVA Air

8.4

Very good

1,202 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 $701. Air Canada flights start at $1,009 while deals on Cathay Pacific start at $1,131 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 $337). 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

Arlington

Alexandria

Woodbridge

Tysons

Silver Spring

Linthicum Heights

Fredericksburg

Gaithersburg

Fairfax

Falls Church

Easton

Herndon

Towson

Bowie

Rockville

Reston

National Harbor

Springfield

Manassas

Dundalk

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.

$648+ 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 6/18. 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

Round-trip from

One-way from

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 junio 12, 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 junio 12, 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

Read through reviews of airlines operating flights from Osaka to Washington, D.C., such as EVA Air, Japan Airlines and Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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 Kansai Intl to Reagan-National

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 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 junio 12, 2025.