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Cheap flights from Washington, D.C. Dulles Intl Airport to Japan from $481

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Japan departing on 11/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Japan

Cheap round-trip flights

Multiple Airlines Logo
9:00 am - 8:05 pmIAD-ITM
21h 05m2 stops
Multiple Airlines Logo
3:00 pm - 8:29 pmITM-IAD
19h 29m2 stops
$777Multiple Airlines
Find Deal
Sun, Jan 25 - Wed, Feb 4
Air Canada Logo
9:00 am - 8:20 pmIAD-ITM
21h 20m2 stops
Air Canada Logo
4:00 pm - 8:29 pmITM-IAD
18h 29m2 stops
$814Air Canada
Find Deal
Wed, Jan 14 - Wed, Feb 4
Air Canada Logo
5:16 pm - 7:25 pmIAD-KIX
36h 09m2 stops
Air Canada Logo
3:45 pm - 8:29 pmKIX-IAD
18h 44m2 stops
$817Air Canada
Find Deal
Sun, Jan 25 - Wed, Feb 4
American Airlines Logo
6:30 am - 7:55 pmIAD-ITM
23h 25m2 stops
American Airlines Logo
1:40 pm - 10:18 pmITM-IAD
22h 38m2 stops
$827American Airlines
Find Deal
Sun, Jan 25 - Wed, Feb 4
American Airlines Logo
2:16 pm - 5:05 amIAD-HND
24h 49m2 stops
American Airlines Logo
1:05 pm - 10:59 pmHND-IAD
23h 54m2 stops
$965American Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10
United Airlines Logo
5:30 pm - 4:50 amIAD-HND
21h 20m1 stop
United Airlines Logo
6:25 pm - 11:00 pmHND-IAD
17h 35m1 stop
$1,032United Airlines
Find Deal
Sat, Mar 7 - Fri, Mar 20
United Airlines Logo
1:20 pm - 3:55 pmIAD-HND
37h 35m1 stop
United Airlines Logo
9:05 pm - 6:48 amHND-IAD
22h 43m1 stop
$1,040United Airlines
Find Deal
Mon, Oct 13 - Tue, Oct 28
ANA Logo
8:20 am - 3:55 pmIAD-HND
18h 35m1 stop
ANA Logo
6:20 pm - 9:23 pmHND-IAD
17h 03m1 stop
$1,047ANA
Find Deal
Sun, Oct 19 - Thu, Nov 6
ANA Logo
8:20 am - 3:55 pmIAD-HND
18h 35m1 stop
ANA Logo
5:15 pm - 8:55 pmHND-IAD
16h 40m1 stop
$1,055ANA
Find Deal
Tue, Oct 14 - Fri, Oct 24
Air China Logo
6:30 am - 1:05 pmIAD-NGO
40h 35m2 stops
Air China Logo
12:40 pm - 6:30 pmNGO-IAD
43h 50m2 stops
$1,388Air China
Find Deal
Wed, Nov 26 - Mon, Dec 1

ANA flights from Washington, D.C. Dulles Intl Airport to Japan

Our best ANA deals on Washington, D.C. Dulles Intl Airport to Japan flight tickets
ANA
Oct 19
IAD8:20 amWashington, D.C. Dulles Intl
18h 35m
1 stop
HND3:55 pmTokyo Haneda
Nov 6
HND6:20 pmTokyo Haneda
17h 03m
1 stop
IAD9:23 pmWashington, D.C. Dulles Intl
$1,047
Find similar
ANA
Oct 14
IAD8:20 amWashington, D.C. Dulles Intl
18h 35m
1 stop
HND3:55 pmTokyo Haneda
Oct 24
HND5:15 pmTokyo Haneda
16h 40m
1 stop
IAD8:55 pmWashington, D.C. Dulles Intl
$1,055
Find similar
ANA
Dec 31
IAD8:15 amWashington, D.C. Dulles Intl
19h 30m
1 stop
HND5:45 pmTokyo Haneda
Jan 14
HND6:20 pmTokyo Haneda
16h 57m
1 stop
IAD9:17 pmWashington, D.C. Dulles Intl
$1,058
Find similar

American Airlines flights from Washington, D.C. Dulles Intl Airport to Japan

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Japan flight tickets
American Airlines
Jan 25
IAD6:30 amWashington, D.C. Dulles Intl
23h 25m
2 stops
ITM7:55 pmOsaka Itami
Feb 4
ITM1:40 pmOsaka Itami
22h 38m
2 stops
IAD10:18 pmWashington, D.C. Dulles Intl
$827
Find similar
American Airlines
Dec 2
IAD2:16 pmWashington, D.C. Dulles Intl
24h 49m
2 stops
HND5:05 amTokyo Haneda
Dec 10
HND1:05 pmTokyo Haneda
23h 54m
2 stops
IAD10:59 pmWashington, D.C. Dulles Intl
$965
Find similar
American Airlines
Nov 30
IAD5:03 pmWashington, D.C. Dulles Intl
32h 27m
1 stop
NRT3:30 pmTokyo Narita
Dec 9
NRT5:30 pmTokyo Narita
31h 15m
1 stop
IAD10:45 amWashington, D.C. Dulles Intl
$966
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 24, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 1/25

9:00 am-8:05 pm

2 stops21h 05m

Osaka Itami

Wed 2/4

3:00 pm-8:29 pm

2 stops19h 29m

$777

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 1/14

9:00 am-8:20 pm

2 stops21h 20m

Osaka Itami

Wed 2/4

4:00 pm-8:29 pm

2 stops18h 29m

$814

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sun 1/25

5:16 pm-7:25 pm

2 stops36h 09m

Osaka Kansai Intl

Wed 2/4

3:45 pm-8:29 pm

2 stops18h 44m

$817

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 1/25

6:30 am-7:55 pm

2 stops23h 25m

Osaka Itami

Wed 2/4

1:40 pm-10:18 pm

2 stops22h 38m

$827

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

Tue 12/2

2:16 pm-5:05 am

2 stops24h 49m

Tokyo Haneda

Wed 12/10

1:05 pm-10:59 pm

2 stops23h 54m

$965

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

Sat 3/7

5:30 pm-4:50 am

1 stop21h 20m

Tokyo Haneda

Fri 3/20

6:25 pm-11:00 pm

1 stop17h 35m

$1,032

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

Mon 10/13

1:20 pm-3:55 pm

1 stop37h 35m

Tokyo Haneda

Tue 10/28

9:05 pm-6:48 am

1 stop22h 43m

$1,040

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

Sun 10/19

8:20 am-3:55 pm

1 stop18h 35m

Tokyo Haneda

Thu 11/6

6:20 pm-9:23 pm

1 stop17h 03m

$1,047

Washington, D.C.Tokyo

IAD - HND

IADHND

Washington, D.C. Dulles Intl

Tue 10/14

8:20 am-3:55 pm

1 stop18h 35m

Tokyo Haneda

Fri 10/24

5:15 pm-8:55 pm

1 stop16h 40m

$1,055

Washington, D.C.Nagoya

IAD - NGO

IADNGO

Washington, D.C. Dulles Intl

Wed 11/26

6:30 am-1:05 pm

2 stops40h 35m

Nagoya Chubu Centrair Intl

Mon 12/1

12:40 pm-6:30 pm

2 stops43h 50m

$1,388

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Japan from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Japan?

The month of January is, on average, the cheapest month to fly to Japan from Washington, D.C. Dulles Intl Airport, with most prices found around $1,250. If you aren’t able to travel to Japan during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,336.

What is the cheapest day to depart on your flight to Japan?

On average, the least expensive day to fly to Japan from Washington, D.C. Dulles Intl Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $1,505. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. Dulles Intl Airport to Japan on a Saturday will generally be more expensive and average around $1,783. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Japan?

Flying to Japan from Washington, D.C. Dulles Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $949 when looking at flights departing in the evening. At noon is when there is more demand to fly to Japan, so prices are often more expensive at around $1,746 per ticket.

What is the cheapest Washington, D.C. Dulles Intl to Japan flight route?

Fly from Washington, D.C. Dulles Intl to Tokyo Haneda for the best Washington, D.C. Dulles Intl - Japan flight prices

How far in advance should I book a flight to Japan?

You are more likely to see cheaper flights to Japan from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Washington, D.C. Dulles Intl Airport for as low as $1,066 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl to Japan flights?

There are 3 cabin classes available to choose from on Washington, D.C. Dulles Intl to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Japan flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Japan flight.

Cheap Washington, D.C. Dulles Intl Airport to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Japan

Best Price Found

$553

Fastest flight time

14h 00m

Direct flights

Every day

Airports in Japan

1 airport
The best one-way flight to Japan from Washington, D.C. Dulles Intl Airport in the past 72 hours is $553. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Japan found on momondo in the last 72 hours is $1,109.
The fastest flight from Washington, D.C. Dulles Intl Airport to Japan takes 14h 00m
Direct flights go from Washington, D.C. Dulles Intl Airport to Japan every day.
There is 1 airport near Japan: Tokyo Haneda (HND)
Search flight deals

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Japan?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Japan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Japan?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Japan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Japan.

  • What documentation or ID do you need to fly to Japan?

    The required travel and health documents for your Japan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Japan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Japan?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Japan

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Japan with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $327Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
DeltaPriceFrom $630Free CancellationRating
7.9
7,973 reviews
Search Delta flights
ANAPriceFrom $826Free CancellationRating
8.4
970 reviews
Search ANA flights
Air CanadaPriceFrom $873Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Air ChinaPriceFrom $1,283Free CancellationRating
7.3
108 reviews
Search Air China flights
American AirlinesPriceFrom $1,466Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Japan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Japan from Washington, D.C..

Can I find flights from Washington, D.C. to Japan with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Japan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Japan?

momondo provides multiple filters to help you find the best flight to Japan from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Japan right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Japan from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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