How long is the flight from Washington, D.C. Reagan-National Airport to Japan?

Departing from Washington, D.C. Reagan-National Airport to Japan will take you 20h 40m. There are 6937 mi between Washington, D.C. Reagan-National Airport and Japan. This flight may include one or multiple stops.

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

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $560. Users have also found prices from $616 and $623 on Japan Airlines and Cathay Pacific, respectively.

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

If weather is an important factor for your trip to Japan, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

What are the most popular routes from Washington, D.C. Reagan-National Airport to Japan?

Most travelers choose Washington, D.C. Reagan-National - Tokyo Narita, Washington, D.C. Reagan-National - Tokyo Haneda or Washington, D.C. Reagan-National - Osaka Kansai Intl when deciding on the best route from Washington, D.C. Reagan-National Airport to Japan.

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

To save up to 10% on this flight, we recommend booking at least 13 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Reagan-National Airport to Japan from $1,134 1-2 weeks out and tickets from $1,296 for flights departing within the next 72 hours.

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

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 Japan. Flights to Japan from Washington, D.C. Reagan-National Airport in January are about $1,277 on average during January, but can be found for as low as $796.

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

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

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

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

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

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

$461+ Flights from Washington, D.C. Reagan-National Airport to Japan

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Cheap flight deals from Reagan-National to Japan

Round-trip from	$931 (Trip.com)
One-way from	$461 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$1,089

From Washington, D.C. Reagan-National to Japan

Search Deals

One-way flight from Washington, D.C. Reagan-National to Japan

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($14 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Reagan-National to Japan

Cheapest flights from Reagan-National to Japan
Explore the most affordable flight options available from Reagan-National to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Tue 10/289:59 amDCA - KIX

2 stops34h 41mMultiple Airlines

Tue 11/49:00 amKIX - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/14

$931

Wed 10/299:59 amDCA - CTS

2 stops36h 41mMultiple Airlines

Wed 11/51:00 pmCTS - DCA

2 stops45h 00mMultiple Airlines

Deal found 9/14

$949

Wed 10/299:59 amDCA - NGO

2 stops35h 06mMultiple Airlines

Wed 11/56:20 pmNGO - DCA

2 stops39h 40mMultiple Airlines

Deal found 9/14

$953

Tue 12/28:40 pmDCA - NRT

2 stops29h 50mMultiple Airlines

Tue 12/166:15 pmNRT - DCA

3 stops28h 40mMultiple Airlines

Deal found 9/13

$958

Sun 11/306:59 amDCA - NRT

3 stops43h 31mMultiple Airlines

Thu 12/46:15 pmNRT - DCA

3 stops28h 40mMultiple Airlines

Deal found 9/13

$960

Sat 11/89:59 amDCA - NRT

2 stops59h 21mMultiple Airlines

Mon 11/179:00 amNRT - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/13

$963

Sat 11/89:59 amDCA - HND

2 stops47h 26mMultiple Airlines

Sun 11/161:30 amHND - DCA

2 stops32h 30mMultiple Airlines

Deal found 9/13

$964

Wed 10/299:59 amDCA - KIX

2 stops34h 41mMultiple Airlines

Wed 11/59:00 amKIX - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/14

$969

Tue 9/168:59 amDCA - NRT

1 stop19h 51mMultiple Airlines

Fri 9/266:40 pmNRT - DCA

1 stop39h 19mMultiple Airlines

Deal found 9/13

$974

Thu 10/166:59 amDCA - NRT

1 stop19h 41mAir Canada

Thu 10/306:45 pmNRT - DCA

1 stop16h 11mAir Canada

Deal found 9/12

$976

Thu 10/166:59 amDCA - HND

1 stop19h 51mAir Canada

Thu 10/306:50 pmHND - DCA

1 stop27h 05mAir Canada

Deal found 9/12

$981

Wed 10/299:59 amDCA - HND

2 stops63h 11mMultiple Airlines

Tue 11/41:45 amHND - DCA

2 stops32h 15mMultiple Airlines

Deal found 9/13

$982

Best flights from Reagan-National to Japan
Discover carefully curated flight deals from Reagan-National to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Tue 1/209:30 amDCA - KIX

2 stops45h 25mMultiple Airlines

Fri 1/309:00 amKIX - DCA

2 stops25h 55mMultiple Airlines

Deal found 9/13

$900

Mon 12/19:40 amDCA - ITM

2 stops20h 40mAir Canada

Thu 12/182:00 pmITM - DCA

2 stops22h 35mAir Canada

Deal found 9/13

$1,093

Tue 10/148:30 amDCA - ITM

2 stops23h 05mANA

Fri 11/147:05 amITM - DCA

2 stops18h 53mANA

Deal found 9/14

$1,097

Mon 11/33:25 pmDCA - OKA

2 stops27h 40mJapan Airlines

Fri 11/147:30 amOKA - DCA

2 stops19h 29mJapan Airlines

Deal found 9/14

$1,097

Sun 10/57:00 amDCA - NRT

1 stop18h 30mUnited Airlines

Tue 10/215:15 pmNRT - DCA

1 stop15h 51mUnited Airlines

Deal found 9/14

$1,111

Mon 12/18:35 amDCA - KIX

1 stop20h 15mAmerican Airlines

Thu 12/185:50 pmKIX - DCA

1 stop16h 55mAmerican Airlines

Deal found 9/13

$1,120

Mon 11/37:35 pmDCA - HND

2 stops29h 45mDelta

Thu 11/278:00 pmHND - DCA

1 stop15h 43mDelta

Deal found 9/13

$1,122

Tue 10/289:00 amDCA - HND

2 stops24h 50mKorean Air

Thu 11/132:00 amHND - DCA

2 stops24h 56mKorean Air

Deal found 9/15

$1,137

Wed 10/2912:31 pmDCA - FUK

2 stops37h 49mCathay Pacific

Wed 11/54:30 pmFUK - DCA

2 stops44h 30mCathay Pacific

Deal found 9/14

$1,147

Wed 10/299:59 amDCA - FUK

2 stops44h 36mChina Airlines

Mon 11/38:35 pmFUK - DCA

2 stops37h 25mChina Airlines

Deal found 9/13

$1,163

Wed 10/299:59 amDCA - CTS

2 stops36h 41mMultiple Airlines

Wed 11/51:00 pmCTS - DCA

2 stops45h 00mMultiple Airlines

Deal found 9/14

$949

Wed 10/299:59 amDCA - NGO

2 stops35h 06mMultiple Airlines

Wed 11/56:20 pmNGO - DCA

2 stops39h 40mMultiple Airlines

Deal found 9/14

$953

Last-minute flights from Reagan-National to Japan
Discover last-minute flight deals from Reagan-National to Japan. Data last updated September 15, 2025 and is based on user searches.

Tue 9/168:59 amDCA - NRT

1 stop19h 51mMultiple Airlines

Fri 9/266:40 pmNRT - DCA

1 stop39h 19mMultiple Airlines

Deal found 9/13

$974

Wed 9/178:40 pmDCA - NRT

2 stops29h 45mAir Canada

Fri 9/195:35 pmNRT - DCA

2 stops28h 24mAir Canada

Deal found 9/14

$986

Thu 9/256:00 pmDCA - NRT

2 stops31h 10mMultiple Airlines

Thu 10/22:35 pmNRT - DCA

1 stop19h 24mMultiple Airlines

Deal found 9/14

$996

Mon 10/66:59 pmDCA - NRT

1 stop36h 01mMultiple Airlines

Tue 10/217:10 pmNRT - DCA

2 stops37h 12mMultiple Airlines

Deal found 9/15

$992

Thu 10/166:59 amDCA - NRT

1 stop19h 41mAir Canada

Thu 10/306:45 pmNRT - DCA

1 stop16h 11mAir Canada

Deal found 9/12

$976

Thu 10/166:59 amDCA - HND

1 stop19h 51mAir Canada

Thu 10/306:50 pmHND - DCA

1 stop27h 05mAir Canada

Deal found 9/12

$981

Tue 10/289:59 amDCA - KIX

2 stops34h 41mMultiple Airlines

Tue 11/49:00 amKIX - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/13

$931

Wed 10/299:59 amDCA - CTS

2 stops36h 41mMultiple Airlines

Wed 11/51:00 pmCTS - DCA

2 stops45h 00mMultiple Airlines

Deal found 9/14

$949

Wed 10/299:59 amDCA - NGO

2 stops35h 06mMultiple Airlines

Wed 11/56:20 pmNGO - DCA

2 stops39h 40mMultiple Airlines

Deal found 9/14

$953

Wed 10/299:59 amDCA - KIX

2 stops34h 41mMultiple Airlines

Wed 11/59:00 amKIX - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/14

$969

Wed 10/299:59 amDCA - HND

2 stops63h 11mMultiple Airlines

Tue 11/41:45 amHND - DCA

2 stops32h 15mMultiple Airlines

Deal found 9/13

$982

Wed 10/299:59 amDCA - NRT

2 stops46h 01mMultiple Airlines

Wed 11/59:00 amNRT - DCA

2 stops25h 00mMultiple Airlines

Deal found 9/13

$987

One-way flights from Reagan-National to Japan
Search for one-way flight options from Reagan-National to Japan. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Tue 10/288:00 amDCA - KIX

3 stops36h 40mMultiple Airlines

Deal found 9/13

$461

Sat 10/186:31 pmDCA - KIX

3 stops49h 49mMultiple Airlines

Deal found 9/13

$506

Wed 10/298:00 amDCA - KIX

3 stops36h 40mMultiple Airlines

Deal found 9/13

$528

Mon 9/296:00 pmDCA - OKA

3 stops36h 05mMultiple Airlines

Deal found 9/14

$529

Fri 10/176:31 pmDCA - KIX

3 stops49h 49mMultiple Airlines

Deal found 9/13

$545

Tue 10/286:31 pmDCA - ITM

3 stops47h 59mMultiple Airlines

Deal found 9/13

$557

Sat 10/1812:55 pmDCA - KIX

2 stops38h 30mAir Canada

Deal found 9/13

$560

Wed 10/292:00 pmDCA - ITM

3 stops52h 30mMultiple Airlines

Deal found 9/13

$561

Mon 10/66:31 pmDCA - HND

3 stops41h 24mMultiple Airlines

Deal found 9/14

$561

Mon 9/291:00 pmDCA - HND

3 stops35h 40mMultiple Airlines

Deal found 9/13

$562

Mon 9/226:19 amDCA - NRT

2 stops41h 46mMultiple Airlines

Deal found 9/12

$562

Wed 10/158:59 amDCA - KIX

3 stops35h 01mMultiple Airlines

Deal found 9/14

$564

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Japan 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

Tue 1/20

9:30 am-8:55 pm

2 stops45h 25m

Osaka Kansai Intl

Fri 1/30

9:00 am-8:55 pm

2 stops25h 55m

$900

Washington, D.C.Sapporo

DCA - CTS

DCACTS

Washington, D.C. Reagan-National

Wed 10/29

9:59 am-11:40 am

2 stops36h 41m

Sapporo Chitose

Wed 11/5

1:00 pm-8:00 pm

2 stops45h 00m

$949

Washington, D.C.Nagoya

DCA - NGO

DCANGO

Washington, D.C. Reagan-National

Wed 10/29

9:59 am-10:05 am

2 stops35h 06m

Nagoya Chubu Centrair Intl

Wed 11/5

6:20 pm-8:00 pm

2 stops39h 40m

$953

Washington, D.C.Nagoya

DCA - NGO

DCANGO

Washington, D.C. Reagan-National

Sat 2/7

9:30 am-10:05 am

2 stops58h 35m

Nagoya Chubu Centrair Intl

Mon 2/16

11:05 am-5:32 pm

2 stops44h 27m

$1,005

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Thu 10/30

9:59 am-8:55 pm

2 stops45h 56m

Osaka Kansai Intl

Thu 11/6

9:00 am-8:00 pm

2 stops25h 00m

$1,007

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 12/1

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Thu 12/18

2:00 pm-10:35 pm

2 stops22h 35m

$1,093

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 10/14

8:30 am-8:35 pm

2 stops23h 05m

Osaka Itami

Fri 11/14

7:05 am-11:58 am

2 stops18h 53m

$1,097

Washington, D.C.Okinawa

DCA - OKA

DCAOKA

Washington, D.C. Reagan-National

Mon 11/3

3:25 pm-9:05 am

2 stops27h 40m

Okinawa Naha

Fri 11/14

7:30 am-12:59 pm

2 stops19h 29m

$1,097

Washington, D.C.Okinawa

DCA - OKA

DCAOKA

Washington, D.C. Reagan-National

Mon 11/3

3:25 pm-9:05 am

2 stops27h 40m

Okinawa Naha

Wed 11/12

7:00 pm-12:59 pm

2 stops31h 59m

$1,097

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 2/23

6:50 pm-8:20 pm

2 stops35h 30m

Osaka Itami

Fri 2/27

4:00 pm-10:35 pm

2 stops20h 35m

$1,104

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results

...

Best time to book a flight from Reagan-National to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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.

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Japan (average of $902). Flying from Washington, D.C. Reagan-National Airport to Japan in December is currently the most expensive (average of $1,502). 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 DCA to JP?

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 Japan as you normally would.

Reviews of airlines servicing Japan

Get a feel of what it's like to fly with Japan Airlines, Delta, and United Airlines from Washington, D.C. Reagan-National Airport to Japan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Japan Airlines

8.3

Very good

1,559 reviews

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Delta

8.0

Very good

7,954 reviews

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

United Airlines

7.4

Good

8,929 reviews

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

American Airlines

7.2

Good

10,000 reviews

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Air Canada

7.1

Good

10,000 reviews

Japan Airlines

8.3

Very good

1,559 reviews

Reviews

1 / 20

10.0

Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Related info for your journey

How long is the flight from Washington, D.C. Reagan-National Airport to Japan?
Departing from Washington, D.C. Reagan-National Airport to Japan will take you 20h 40m. There are 6937 mi between Washington, D.C. Reagan-National Airport and Japan. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Japan one-way?
For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $560. Users have also found prices from $616 and $623 on Japan Airlines and Cathay Pacific, respectively.
What are the most popular routes from Washington, D.C. Reagan-National Airport to Japan?
Most travelers choose Washington, D.C. Reagan-National - Tokyo Narita, Washington, D.C. Reagan-National - Tokyo Haneda or Washington, D.C. Reagan-National - Osaka Kansai Intl when deciding on the best route from Washington, D.C. Reagan-National Airport to Japan.
Can I find deals for flights from Reagan-National to Japan that include hotel bookings?
Yes. In addition to deals on Reagan-National to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Japan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Japan.
Can I find deals for business class flights from Reagan-National to Japan?
Yes. Cheapflights offers flight deals from Reagan-National to Japan 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 Japan?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Japan (average of $902). Flying from Washington, D.C. Reagan-National Airport to Japan in December is currently the most expensive (average of $1,502). 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

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Reagan-National to Japan

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$277	Average$1,774	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$828	Average$1,406	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$1,115	Average$1,665	FlexibilityNo cancel fee	On-time69%

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$461+ Cheap flights from Reagan-National (DCA) to Japan

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Japan with Cheapflights

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3. Compare prices and book

Cheap flight deals from Reagan-National to Japan

Keep the following information in mind while searching for Reagan-National to Japan flight deals. Data was last updated September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Japan

Cheapest flights from Reagan-National to JapanExplore the most affordable flight options available from Reagan-National to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Explore the most affordable flight options available from Reagan-National to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Reagan-National to Japan

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Reagan-National to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Reviews of airlines servicing Japan

Get a feel of what it's like to fly with Japan Airlines, Delta, and United Airlines from Washington, D.C. Reagan-National Airport to Japan by reading reviews from past customers. Users have also rated airlines 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 Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Washington, D.C. Reagan-National Airport to Japan?

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

What are the most popular routes from Washington, D.C. Reagan-National Airport to Japan?

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

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

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

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

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 Japan

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

Top 3 airlines flying from Reagan-National to Japan

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Cheapest flights from Reagan-National to Japan
Explore the most affordable flight options available from Reagan-National to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.