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 $452. Users have also found prices from $620 and $625 on Japan Airlines and ANA, 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 11% 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 $1,360 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 $1,278 on average during January, but can be found for as low as $820.

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.

$423+ Flights from Washington, D.C. Reagan-National Airport to Japan

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

Find cheap flights from Reagan-National to Japan 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 Japan

Round-trip from	$881 (Kiwi.com)
One-way from	$423 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$1,267

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. 0% potential increase in price ($4 potential increase over avg. RT price).

Search Deals

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

Search Deals

Average for round-trip flights in August 2025

Search Deals

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 août 14, 2025.

mar. 9/168:59 amDCA - NRT

1 stop40h 11mMultiple Airlines

mar. 9/302:35 pmNRT - DCA

1 stop19h 24mMultiple Airlines

Deal found 8/14

$902

mer. 10/16:00 amDCA - NRT

1 stop20h 25mAir Canada

ven. 10/105:35 pmNRT - DCA

1 stop17h 16mAir Canada

Deal found 8/11

$906

mar. 9/164:35 pmDCA - NRT

3 stops33h 20mAir Canada

mer. 9/245:25 pmNRT - DCA

3 stops29h 55mAir Canada

Deal found 8/12

$907

dim. 9/146:00 amDCA - NRT

1 stop20h 25mAir Canada

mar. 9/305:35 pmNRT - DCA

1 stop17h 16mAir Canada

Deal found 8/14

$912

dim. 8/318:59 amDCA - NRT

1 stop40h 11mMultiple Airlines

jeu. 9/49:30 pmNRT - DCA

2 stops32h 29mMultiple Airlines

Deal found 8/14

$919

dim. 9/148:40 pmDCA - HND

1 stop30h 10mAir Canada

mar. 9/306:10 pmHND - DCA

1 stop27h 49mAir Canada

Deal found 8/14

$923

dim. 11/236:00 amDCA - NRT

1 stop20h 30mAir Canada

mer. 12/36:15 pmNRT - DCA

2 stops30h 11mAir Canada

Deal found 8/14

$928

mer. 9/106:00 amDCA - NRT

1 stop20h 25mAir Canada

mer. 9/175:35 pmNRT - DCA

1 stop29h 45mAir Canada

Deal found 8/13

$929

mer. 8/278:59 amDCA - NRT

1 stop19h 51mMultiple Airlines

mer. 9/106:40 pmNRT - DCA

1 stop39h 19mMultiple Airlines

Deal found 8/14

$931

mer. 11/266:00 amDCA - NRT

1 stop20h 30mAir Canada

mer. 12/36:15 pmNRT - DCA

2 stops30h 11mAir Canada

Deal found 8/13

$933

mar. 9/169:40 amDCA - NRT

1 stop16h 45mAir Canada

mar. 9/235:35 pmNRT - DCA

1 stop17h 16mAir Canada

Deal found 8/13

$934

mer. 10/156:00 amDCA - NRT

1 stop20h 25mAir Canada

mer. 10/295:15 pmNRT - DCA

2 stops18h 20mAir Canada

Deal found 8/14

$935

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 août 14, 2025.

mer. 10/16:00 amDCA - NRT

1 stop20h 25mAir Canada

ven. 10/105:35 pmNRT - DCA

1 stop17h 16mAir Canada

Deal found 8/11

$906

mar. 9/168:59 amDCA - NRT

1 stop19h 51mMultiple Airlines

mar. 9/306:40 pmNRT - DCA

1 stop39h 19mMultiple Airlines

Deal found 8/12

$931

jeu. 11/611:55 amDCA - CTS

2 stops36h 55mCathay Pacific

dim. 11/164:00 pmCTS - DCA

2 stops45h 00mCathay Pacific

Deal found 8/14

$1,060

dim. 9/2110:45 pmDCA - ITM

2 stops19h 50mJapan Airlines

ven. 10/38:30 amITM - DCA

2 stops18h 54mJapan Airlines

Deal found 8/14

$1,077

mar. 2/39:30 amDCA - OKA

2 stops43h 45mChina Airlines

mar. 2/108:15 pmOKA - DCA

2 stops34h 00mChina Airlines

Deal found 8/13

$1,086

dim. 9/218:30 amDCA - OKA

2 stops25h 00mANA

mar. 10/282:10 pmOKA - DCA

2 stops19h 45mANA

Deal found 8/13

$1,095

dim. 9/2110:30 amDCA - OKA

2 stops23h 00mUnited Airlines

mar. 10/282:10 pmOKA - DCA

2 stops19h 45mUnited Airlines

Deal found 8/14

$1,125

dim. 9/146:00 amDCA - NRT

1 stop20h 25mAir Canada

mar. 9/305:35 pmNRT - DCA

1 stop17h 16mAir Canada

Deal found 8/14

$912

mer. 8/278:59 amDCA - NRT

1 stop19h 51mMultiple Airlines

mer. 9/106:40 pmNRT - DCA

1 stop39h 19mMultiple Airlines

Deal found 8/12

$931

lun. 10/136:00 amDCA - NRT

1 stop20h 25mAir Canada

lun. 10/275:15 pmNRT - DCA

2 stops30h 11mAir Canada

Deal found 8/14

$934

lun. 9/86:59 amDCA - ITM

2 stops24h 16mMultiple Airlines

mar. 9/237:05 amITM - DCA

2 stops28h 29mMultiple Airlines

Deal found 8/12

$984

sam. 1/105:49 pmDCA - ITM

2 stops24h 46mJapan Airlines

mar. 2/107:25 amITM - DCA

2 stops21h 05mJapan Airlines

Deal found 8/12

$1,087

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

jeu. 8/2112:35 pmDCA - NRT

2 stops29h 05mCathay Pacific

mer. 12/176:00 pmNRT - DCA

2 stops39h 02mCathay Pacific

Deal found 8/12

$1,071

jeu. 8/216:59 amDCA - NRT

1 stop19h 51mAir Canada

mer. 12/176:15 pmNRT - DCA

2 stops30h 11mAir Canada

Deal found 8/12

$1,095

jeu. 8/2112:35 pmDCA - KIX

2 stops29h 05mCathay Pacific

mar. 9/210:00 amKIX - DCA

2 stops46h 58mCathay Pacific

Deal found 8/12

$1,105

ven. 8/224:30 pmDCA - NRT

1 stop33h 55mAir Canada

ven. 9/55:35 pmNRT - DCA

2 stops28h 24mAir Canada

Deal found 8/12

$1,040

ven. 8/226:59 amDCA - HND

1 stop19h 51mAir Canada

sam. 9/66:10 pmHND - DCA

1 stop17h 24mAir Canada

Deal found 8/12

$1,085

ven. 8/226:00 amDCA - HND

2 stops20h 50mAir Canada

ven. 9/56:10 pmHND - DCA

1 stop17h 24mAir Canada

Deal found 8/12

$1,191

ven. 8/2212:35 pmDCA - HND

2 stops36h 20mCathay Pacific

sam. 9/610:05 amHND - DCA

2 stops27h 55mCathay Pacific

Deal found 8/14

$1,205

dim. 8/246:50 pmDCA - HND

1 stop32h 00mAir Canada

dim. 9/76:10 pmHND - DCA

2 stops29h 10mAir Canada

Deal found 8/12

$1,111

dim. 8/2412:35 pmDCA - NRT

2 stops29h 05mCathay Pacific

dim. 9/76:20 pmNRT - DCA

2 stops38h 38mCathay Pacific

Deal found 8/12

$1,114

dim. 8/248:59 amDCA - NRT

1 stop40h 11mMultiple Airlines

ven. 8/292:35 pmNRT - DCA

1 stop19h 24mMultiple Airlines

Deal found 8/11

$1,153

dim. 8/2412:35 pmDCA - HND

2 stops36h 20mCathay Pacific

dim. 9/74:20 pmHND - DCA

2 stops45h 44mCathay Pacific

Deal found 8/13

$1,179

dim. 8/248:59 amDCA - HND

1 stop23h 01mMultiple Airlines

jeu. 8/2812:30 amHND - DCA

1 stop33h 29mMultiple Airlines

Deal found 8/11

$1,271

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 août 14, 2025.

lun. 10/61:00 pmDCA - NRT

2 stops36h 10mMultiple Airlines

Deal found 8/12

$423

mer. 10/158:59 amDCA - NRT

2 stops22h 01mMultiple Airlines

Deal found 8/13

$438

lun. 11/104:10 pmDCA - NRT

3 stops34h 10mAir Canada

Deal found 8/13

$452

lun. 9/158:40 pmDCA - NRT

2 stops30h 45mMultiple Airlines

Deal found 8/13

$462

sam. 8/231:00 pmDCA - KIX

3 stops43h 50mMultiple Airlines

Deal found 8/11

$463

mer. 8/206:50 pmDCA - NRT

3 stops31h 05mAir Canada

Deal found 8/13

$469

lun. 8/256:50 pmDCA - NRT

3 stops31h 05mAir Canada

Deal found 8/13

$472

sam. 10/188:59 amDCA - NRT

2 stops22h 01mMultiple Airlines

Deal found 8/13

$475

sam. 10/49:59 amDCA - NRT

1 stop39h 11mMultiple Airlines

Deal found 8/12

$476

jeu. 9/48:59 amDCA - NRT

1 stop40h 11mMultiple Airlines

Deal found 8/14

$477

mer. 8/201:00 pmDCA - KIX

3 stops41h 30mMultiple Airlines

Deal found 8/11

$486

lun. 9/156:00 pmDCA - KIX

3 stops35h 45mMultiple Airlines

Deal found 8/14

$488

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.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mer. 10/1

6:00 am-3:25 pm

1 stop20h 25m

Tokyo Narita

ven. 10/10

5:35 pm-9:51 pm

1 stop17h 16m

$906

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

dim. 9/14

6:00 am-3:25 pm

1 stop20h 25m

Tokyo Narita

mar. 9/30

5:35 pm-9:51 pm

1 stop17h 16m

$912

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mar. 9/16

8:59 am-5:50 pm

1 stop19h 51m

Tokyo Narita

mar. 9/30

6:40 pm-8:59 pm

1 stop39h 19m

$931

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mer. 8/27

8:59 am-5:50 pm

1 stop19h 51m

Tokyo Narita

mer. 9/10

6:40 pm-8:59 pm

1 stop39h 19m

$931

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

lun. 10/13

6:00 am-3:25 pm

1 stop20h 25m

Tokyo Narita

lun. 10/27

5:15 pm-10:26 am

2 stops30h 11m

$934

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mer. 9/17

9:40 am-3:25 pm

1 stop16h 45m

Tokyo Narita

mar. 9/30

5:35 pm-9:51 pm

1 stop17h 16m

$935

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mer. 9/10

6:00 am-3:25 pm

1 stop20h 25m

Tokyo Narita

mer. 9/24

5:35 pm-9:51 pm

1 stop17h 16m

$935

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mer. 10/15

6:00 am-3:25 pm

1 stop20h 25m

Tokyo Narita

mer. 10/29

5:15 pm-10:35 pm

2 stops18h 20m

$935

Washington, D.C.Tokyo

DCA - NRT

DCANRT

Washington, D.C. Reagan-National

mar. 9/30

9:40 am-3:25 pm

1 stop16h 45m

Tokyo Narita

mer. 11/5

6:15 pm-8:55 am

2 stops28h 40m

$935

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

lun. 9/8

6:59 am-8:15 pm

2 stops24h 16m

Osaka Itami

mar. 9/23

7:05 am-10:34 pm

2 stops28h 29m

$984

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

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 $889). Flying from Washington, D.C. Reagan-National Airport to Japan in December is currently the most expensive (average of $1,619). 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 ANA, Japan Airlines, and Delta 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.

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

ANA

8.4

Very good

933 reviews

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Japan Airlines

8.3

Very good

1,545 reviews

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Delta

8.0

Very good

7,980 reviews

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

United Airlines

7.4

Good

8,916 reviews

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Air Canada

7.1

Good

9,949 reviews

ANA

8.4

Very good

933 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

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 $452. Users have also found prices from $620 and $625 on Japan Airlines and ANA, 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 $889). Flying from Washington, D.C. Reagan-National Airport to Japan in December is currently the most expensive (average of $1,619). 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$1,727	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$668	Average$1,369	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$1,133	Average$1,863	FlexibilityNo cancel fee	On-time69%

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.

$423+ 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 10/6. 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

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 Japan

Keep the following information in mind while searching for Reagan-National to Japan flight deals. Data was last updated août 14, 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 août 14, 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 août 14, 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 août 14, 2025.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Japan. Reviews last updated août 14, 2025.

Get a feel of what it's like to fly with ANA, Japan Airlines, and Delta 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.

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

100% Free

Book with Flexibility

Travel Smart

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 août 14, 2025.