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$498+ Cheap flights from Dulles Intl (IAD) 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FUK
mar. 15 — mar. 221
sáb. 3/15
sáb. 3/22
1 adult, Economy
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Cheap flight deals from Dulles Intl to Japan

Keep the following information in mind while searching for Dulles Intl to Japan flight deals. Data was last updated marzo 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,017
(FlightHub)

One-way from

$498
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,315

Good round-trip deal

$1,698 or less

Good one-way deal

$731 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Tokyo (TYO) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Tokyo (TYO) flights.
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From Washington, D.C. Dulles Intl to Japan
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One-way flight from Washington, D.C. Dulles Intl to Japan
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Japan.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Japan.
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Find flight deals from Dulles Intl to Japan

Cheapest flights from Dulles Intl to Japan
Explore the most affordable flight options available from Dulles Intl to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 10, 2025.

This Singapore Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/75:00 pmIAD - NRT
1 stop34h 40mMultiple Airlines
mar. 11/186:15 pmNRT - IAD
1 stop36h 35mMultiple Airlines
Deal found 3/10$1,006
This StudentUniverse deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/167:00 amIAD - NRT
1 stop20h 00mHawaiian Airlines
mar. 9/306:25 pmNRT - IAD
1 stop18h 24mHawaiian Airlines
Deal found 3/10$1,025
This Gotogate deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/86:00 pmIAD - KIX
1 stop29h 40mAir China
lun. 4/144:45 pmKIX - IAD
1 stop35h 55mAir China
Deal found 3/10$1,031
This FlightHub deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/185:35 pmIAD - NRT
1 stop31h 05mAir China
lun. 3/313:15 pmNRT - IAD
1 stop37h 25mAir China
Deal found 3/10$1,037
This Gurufare deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/2812:30 pmIAD - NGO
2 stops35h 05mChina Eastern
sáb. 8/165:00 pmNGO - IAD
2 stops38h 28mChina Eastern
Deal found 3/9$1,066
This Gurufare deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/196:45 pmIAD - NRT
1 stop32h 40mWestJet
jue. 6/56:30 pmNRT - IAD
1 stop36h 24mWestJet
Deal found 3/9$1,093
This Justfly.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/251:10 pmIAD - NRT
1 stop29h 30mTurkish Airlines
mar. 12/210:15 amNRT - IAD
1 stop47h 15mTurkish Airlines
Deal found 3/9$1,123
This Justfly.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/289:25 pmIAD - HND
1 stop32h 20mTurkish Airlines
jue. 12/410:05 pmHND - IAD
1 stop27h 10mTurkish Airlines
Deal found 3/9$1,158
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/75:58 pmIAD - KIX
2 stops38h 02mMultiple Airlines
lun. 4/142:00 pmKIX - IAD
1 stop38h 40mMultiple Airlines
Deal found 3/8$1,163
This Trip.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/2310:00 amIAD - FUK
2 stops39h 35mMultiple Airlines
mié. 4/303:35 pmFUK - IAD
2 stops29h 08mMultiple Airlines
Deal found 3/9$1,169
This Trip.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/2310:00 amIAD - NGO
2 stops36h 45mMultiple Airlines
mié. 4/301:05 pmNGO - IAD
2 stops31h 38mMultiple Airlines
Deal found 3/9$1,213
This Booking.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/76:22 amIAD - NRT
2 stops20h 28mAir Canada
lun. 5/194:50 pmNRT - IAD
1 stop28h 05mAir Canada
Deal found 3/9$1,215

Find flights from Dulles Intl to Japan within your budget

Customize your flight search to find flights from Dulles Intl to Japan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 10, 2025.

Fly from

Dulles Intl

Fly to

Japan

Route

Depart

Return

Price

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

mar. 4/8

6:00 pm-12:40 pm

1 stop29h 40m

Osaka Kansai Intl

lun. 4/14

4:45 pm-3:40 pm

1 stop35h 55m

$1,031

Washington, D.C.Tokyo

IAD - NRT

IADNRT

Washington, D.C. Dulles Intl

mar. 3/18

5:35 pm-1:40 pm

1 stop31h 05m

Tokyo Narita

lun. 3/31

3:15 pm-3:40 pm

1 stop37h 25m

$1,037

Washington, D.C.Tokyo

IAD - NRT

IADNRT

Washington, D.C. Dulles Intl

lun. 5/19

6:45 pm-4:25 pm

1 stop32h 40m

Tokyo Narita

jue. 6/5

6:30 pm-5:54 pm

1 stop36h 24m

$1,093

Washington, D.C.Tokyo

IAD - NRT

IADNRT

Washington, D.C. Dulles Intl

lun. 4/7

4:07 pm-4:25 pm

3 stops35h 18m

Tokyo Narita

lun. 4/14

6:30 pm-9:46 am

2 stops28h 16m

$1,123

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

lun. 4/7

5:58 pm-9:00 pm

2 stops38h 02m

Osaka Kansai Intl

lun. 4/14

2:00 pm-3:40 pm

1 stop38h 40m

$1,163

Washington, D.C.Fukuoka

IAD - FUK

IADFUK

Washington, D.C. Dulles Intl

mié. 4/23

10:00 am-2:35 pm

2 stops39h 35m

Fukuoka

mié. 4/30

3:35 pm-7:43 am

2 stops29h 08m

$1,169

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

mar. 9/2

12:30 pm-7:20 pm

1 stop41h 50m

Tokyo Haneda

mié. 12/3

10:05 pm-7:30 pm

1 stop35h 25m

$1,191

Washington, D.C.Tokyo

IAD - NRT

IADNRT

Washington, D.C. Dulles Intl

mié. 5/7

6:22 am-3:50 pm

2 stops20h 28m

Tokyo Narita

lun. 5/19

4:50 pm-7:55 am

1 stop28h 05m

$1,215

Washington, D.C.Nagoya

IAD - NGO

IADNGO

Washington, D.C. Dulles Intl

mié. 4/2

7:31 am-3:10 pm

2 stops42h 39m

Nagoya Chubu Centrair Intl

mié. 4/16

10:10 am-4:30 pm

2 stops43h 20m

$1,224

Washington, D.C.Okinawa

IAD - OKA

IADOKA

Washington, D.C. Dulles Intl

mié. 5/7

5:38 pm-7:45 pm

2 stops37h 07m

Okinawa Naha

lun. 5/12

11:50 am-4:00 pm

2 stops41h 10m

$1,238

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Japan

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

Travel insights for flights from Dulles Intl to Japan

Get recent, data-driven insights about flights from Dulles Intl to Japan including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Japan?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Japan (average of $867). Flying from Washington, D.C. Dulles Intl Airport to Japan in December is currently the most expensive (average of $1,687). 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 IAD to JP?

Find hourly flight availability from Dulles Intl 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 marzo 10, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Japan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Japan by month

Plan your trip to Japan by taking into account the average rainfall totals by month.

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.

Temperature in Japan by month

Plan your trip to Japan by taking into account the average temperature totals by month.

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).

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 marzo 10, 2025.
To help decide which airline to fly from Washington, D.C. to Japan, see what other customers have to say about Korean Air, ANA and Japan Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Korean Air
8.4
Very good
1,042 reviews
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

ANA
8.4
Very good
829 reviews
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Japan Airlines
8.3
Very good
1,439 reviews
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Asiana Airlines
8.2
Very good
440 reviews
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Delta
8.0
Very good
7,973 reviews
Korean Air
8.4
Very good
1,042 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

Entertainment

8.2

Reviews

1 / 20

10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Japan one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $557. Users have also found prices from $679 and $687 on Cathay Pacific and Air Canada, respectively.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Japan?

    The most popular route from Washington, D.C. Dulles Intl Airport to Japan is Washington, D.C. Dulles Intl - Tokyo Haneda. You may also consider Washington, D.C. Dulles Intl - Tokyo Narita or Washington, D.C. Dulles Intl - Osaka Kansai Intl.

  • Can I find deals for flights from Dulles Intl to Japan that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Japan?

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

  • Can I find deals for business class flights from Dulles Intl to Japan?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Japan?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Japan (average of $867). Flying from Washington, D.C. Dulles Intl Airport to Japan in December is currently the most expensive (average of $1,687). 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

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Alternative routes for Dulles Intl to Japan

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Haneda flights
Dulles Intl to Narita flights
Reagan-National to Narita flights
Reagan-National to Haneda flights
Baltimore to Haneda flights
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Dulles Intl to Incheon Intl flights
Dulles Intl to Suvarnabhumi flights
Reagan-National to Suvarnabhumi flights
Baltimore to Suvarnabhumi flights
Dulles Intl to New Delhi flights
Dulles Intl to Hyderabad flights
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Reagan-National to Incheon Intl flights
Dulles Intl to Bangalore flights
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Baltimore to Incheon Intl flights
Dulles Intl to Capital flights
Reagan-National to Bangalore flights
Reagan-National to Hyderabad flights
Baltimore to Bangalore flights
Dulles Intl to Gimpo Intl flights
Reagan-National to Manila flights
Dulles Intl to Mumbai flights
Baltimore to Hyderabad flights
Dulles Intl to Lahore flights
Reagan-National to New Delhi flights
Dulles Intl to Hongqiao Intl flights
Dulles Intl to Chennai flights
Dulles Intl to Islamabad flights
Baltimore to Manila flights
Dulles Intl to Denpasar flights
Reagan-National to Gimpo Intl flights
Baltimore to Taiwan Taoyuan Intl flights
Baltimore to New Delhi flights
Baltimore to Mumbai flights
Reagan-National to Mumbai flights
Reagan-National to Taiwan Taoyuan Intl flights
Baltimore to Denpasar flights
Reagan-National to Capital flights
Reagan-National to Denpasar flights
Baltimore to Capital flights
Reagan-National to Ho Chi Minh City flights
Dulles Intl to Kathmandu flights
Dulles Intl to Pu Dong flights
Baltimore to Ho Chi Minh City flights
Reagan-National to Chennai flights
Dulles Intl to Sung Shan flights
Baltimore to Chennai flights

Top 5 airlines flying from Dulles Intl to Japan

Discover the top 5 airlines that operate flights from Dulles Intl to Japan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$366Average$1,765FlexibilityNo cancel feeOn-time69%
DeltaCheapest$640Average$1,543FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$883Average$1,186FlexibilityNo cancel feeOn-time67%
ANACheapest$1,215Average$1,819FlexibilityNo cancel feeOn-time80%
Air ChinaCheapest$1,283Average$1,297FlexibilityNo cancel feeOn-time67%
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