Cheap flights from Washington, D.C. to Japan from $337

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. to Japan departing on 1/14. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 4:40 pmBWI-KIX
20h 10m1 stop
United Airlines Logo
6:35 pm - 11:20 amKIX-BWI
30h 45m2 stops
$832United Airlines
Find Deal
Mon, Jan 5 - Wed, Jan 21
ANA Logo
10:05 am - 10:20 pmBWI-KIX
22h 15m2 stops
ANA Logo
8:20 am - 9:42 pmKIX-BWI
27h 22m2 stops
$893ANA
Find Deal
Mon, Feb 2 - Fri, Mar 6
United Airlines Logo
6:30 am - 7:25 pmBWI-KIX
22h 55m2 stops
United Airlines Logo
6:35 pm - 7:19 amKIX-BWI
26h 44m1 stop
$903United Airlines
Find Deal
Mon, Feb 2 - Fri, Mar 6
Multiple Airlines Logo
10:05 am - 10:20 pmBWI-KIX
22h 15m2 stops
Multiple Airlines Logo
3:45 pm - 5:04 amKIX-BWI
27h 19m2 stops
$905Multiple Airlines
Find Deal
Mon, Feb 2 - Fri, Mar 6
American Airlines Logo
5:01 am - 3:30 pmBWI-NRT
20h 29m2 stops
American Airlines Logo
5:30 pm - 10:59 pmNRT-BWI
19h 29m2 stops
$992American Airlines
Find Deal
Mon, Feb 16 - Wed, Feb 25
ANA Logo
6:15 am - 5:45 pmBWI-HND
21h 30m1 stop
ANA Logo
10:25 am - 5:25 pmHND-BWI
21h 00m1 stop
$992ANA
Find Deal
Mon, Dec 1 - Wed, Dec 10
Delta Logo
7:02 am - 2:35 pmBWI-HND
17h 33m1 stop
Delta Logo
5:20 pm - 12:21 amHND-BWI
21h 01m1 stop
$1,000Delta
Find Deal
Wed, Dec 10 - Wed, Dec 17
Delta Logo
6:00 am - 3:20 pmBWI-HND
19h 20m2 stops
Delta Logo
5:20 pm - 11:31 pmHND-BWI
20h 11m2 stops
$1,005Delta
Find Deal
Sun, Dec 7 - Tue, Dec 23
Air Canada Logo
9:00 am - 7:10 pmIAD-ITM
20h 10m2 stops
Air Canada Logo
3:00 pm - 8:30 pmITM-IAD
19h 30m2 stops
$1,104Air Canada
Find Deal
Fri, Jan 30 - Fri, Feb 13
Air Canada Logo
9:00 am - 7:25 pmIAD-KIX
20h 25m2 stops
Air Canada Logo
3:45 pm - 11:48 amKIX-IAD
34h 03m2 stops
$1,107Air Canada
Find Deal
Thu, Jan 8 - Thu, Jan 15

American Airlines flights from Washington, D.C. to Japan

Our best American Airlines deals on Washington, D.C. to Japan flight tickets
American Airlines
Feb 5
BWI6:00 amBaltimore/Washington
18h 45m
1 stop
NRT2:45 pmTokyo Narita
Feb 19
NRT5:30 pmTokyo Narita
19h 29m
1 stop
BWI10:59 pmBaltimore/Washington
American Airlines
Feb 24
BWI6:00 amBaltimore/Washington
19h 25m
1 stop
HND3:25 pmTokyo Haneda
Mar 24
HND6:05 pmTokyo Haneda
17h 19m
1 stop
BWI10:24 pmBaltimore/Washington
American Airlines
Jan 31
BWI6:00 amBaltimore/Washington
20h 15m
2 stops
NRT4:15 pmTokyo Narita
Feb 11
NRT5:30 pmTokyo Narita
19h 51m
2 stops
BWI11:21 pmBaltimore/Washington

United Airlines flights from Washington, D.C. to Japan

Our best United Airlines deals on Washington, D.C. to Japan flight tickets
United Airlines
Jan 5
BWI6:30 amBaltimore/Washington
20h 10m
1 stop
KIX4:40 pmOsaka Kansai Intl
Jan 21
KIX6:35 pmOsaka Kansai Intl
30h 45m
2 stops
BWI11:20 amBaltimore/Washington
United Airlines
Feb 2
BWI6:30 amBaltimore/Washington
22h 55m
2 stops
KIX7:25 pmOsaka Kansai Intl
Mar 6
KIX6:35 pmOsaka Kansai Intl
26h 44m
1 stop
BWI7:19 amBaltimore/Washington
United Airlines
Feb 2
BWI6:34 pmBaltimore/Washington
32h 06m
1 stop
KIX4:40 pmOsaka Kansai Intl
Mar 6
KIX6:35 pmOsaka Kansai Intl
26h 44m
1 stop
BWI7:19 amBaltimore/Washington

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 November 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 1/5

6:30 am-4:40 pm

1 stop20h 10m

Osaka Kansai Intl

Wed 1/21

6:35 pm-11:20 am

2 stops30h 45m

$832

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 2/2

10:05 am-10:20 pm

2 stops22h 15m

Osaka Kansai Intl

Fri 3/6

8:20 am-9:42 pm

2 stops27h 22m

$893

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 2/2

6:30 am-7:25 pm

2 stops22h 55m

Osaka Kansai Intl

Fri 3/6

6:35 pm-7:19 am

1 stop26h 44m

$903

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Mon 2/2

10:05 am-10:20 pm

2 stops22h 15m

Osaka Kansai Intl

Fri 3/6

3:45 pm-5:04 am

2 stops27h 19m

$905

BaltimoreTokyo

BWI - NRT

BWINRT

Baltimore/Washington

Mon 2/16

5:01 am-3:30 pm

2 stops20h 29m

Tokyo Narita

Wed 2/25

5:30 pm-10:59 pm

2 stops19h 29m

$992

BaltimoreTokyo

BWI - HND

BWIHND

Baltimore/Washington

Mon 12/1

6:15 am-5:45 pm

1 stop21h 30m

Tokyo Haneda

Wed 12/10

10:25 am-5:25 pm

1 stop21h 00m

$992

BaltimoreTokyo

BWI - HND

BWIHND

Baltimore/Washington

Wed 12/10

7:02 am-2:35 pm

1 stop17h 33m

Tokyo Haneda

Wed 12/17

5:20 pm-12:21 am

1 stop21h 01m

$1,000

BaltimoreTokyo

BWI - HND

BWIHND

Baltimore/Washington

Sun 12/7

6:00 am-3:20 pm

2 stops19h 20m

Tokyo Haneda

Tue 12/23

5:20 pm-11:31 pm

2 stops20h 11m

$1,005

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Fri 1/30

9:00 am-7:10 pm

2 stops20h 10m

Osaka Itami

Fri 2/13

3:00 pm-8:30 pm

2 stops19h 30m

$1,104

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Thu 1/8

9:00 am-7:25 pm

2 stops20h 25m

Osaka Kansai Intl

Thu 1/15

3:45 pm-11:48 am

2 stops34h 03m

$1,107

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. 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 February is, on average, the cheapest month to fly to Japan from Washington, D.C., with most prices found around $1,024. If you aren’t able to travel to Japan during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,035.

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. is on a Monday. momondo users have found tickets for Monday departures for as low as $1,407. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. to Japan on a Saturday will generally be more expensive and average around $1,736. 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. 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 $1,736 per ticket.

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

Fly from Washington, D.C. Dulles Intl to Tokyo Haneda for the best Washington, D.C. - 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. when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,329 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. for as low as $1,025 on momondo.

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

There are 3 cabin classes available to choose from on Washington, D.C. 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. to Japan flights?

You could potentially save up to 34% on your flight if you consider stops on a Washington, D.C. to Japan flight.

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

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

Best Price Found

$663

Fastest flight time

14h 05m

Direct flights

Every day

Airports in Japan

1 airport
The best one-way flight to Japan from Washington, D.C. in the past 72 hours is $663. The best round-trip flight deal from Washington, D.C. to Japan found on momondo in the last 72 hours is $1,216.
The fastest flight from Washington, D.C. to Japan takes 14h 05m
Direct flights go from Washington, D.C. to Japan every day.
There is 1 airport near Japan: Tokyo Haneda (HND)
  • When did momondo last update prices for flights from Washington, D.C. to Japan?

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

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

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

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

    The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Washington, D.C. to Japan

Compare and see reviews for airlines that fly from Washington, D.C. to Japan with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $157Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
11,288 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $277Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
DeltaPriceFrom $630Free CancellationRating
7.9
8,007 reviews
Search Delta flights
ANAPriceFrom $826Free CancellationRating
8.4
1,004 reviews
Search ANA flights
Air CanadaPriceFrom $828Free CancellationRating
7.1
10,450 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $842Free CancellationRating
8.3
1,613 reviews
Search Japan Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Japan for you.

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

Flights from Washington, D.C. to Japan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Washington, D.C. and Japan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Washington, D.C. to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Sun 12/14
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