$580 Cheap Flights from Washington, D.C. Dulles Intl Airport to Osaka in 2026 | momondo

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Osaka

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Cheap round-trip flights

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1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

7:00 pm - 8:55 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

39h 55m1 stop Taipei City Taiwan Taoyuan Intl

$1,029EVA Air

Mon, Oct 5 - Tue, Dec 8

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,029EVA Air

Wed, Sep 30 - Wed, Oct 14

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,029EVA Air

Mon, Sep 7 - Wed, Sep 16

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

7:00 pm - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

40h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,029EVA Air

Wed, Sep 9 - Tue, Sep 15

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,029EVA Air

Wed, Sep 30 - Wed, Oct 14

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,030EVA Air

Wed, Sep 30 - Wed, Oct 14

1:15 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,032EVA Air

Wed, Sep 30 - Wed, Oct 14

1:15 am - 5:15 pmIAD Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl

27h 00m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 10:00 pmKIX Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl

23h 50m1 stop Taipei City Taiwan Taoyuan Intl

$1,034EVA Air

Mon, Sep 14 - Mon, Sep 21

12:35 pm - 8:15 pmIAD Washington, D.C. Dulles Intl-ITM Osaka Itami

18h 40m1 stop Tokyo Haneda

3:00 pm - 10:05 amITM Osaka Itami-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Tokyo Haneda

$1,200ANA

Mon, Oct 5 - Mon, Oct 12

11:10 am - 7:10 pmIAD Washington, D.C. Dulles Intl-ITM Osaka Itami

18h 00m1 stop Tokyo Haneda

7:05 am - 9:10 amITM Osaka Itami-IAD Washington, D.C. Dulles Intl

16h 05m1 stop Tokyo Haneda

$1,250ANA

Mon, Dec 7 - Tue, Dec 22

Cheap last minute flights

Enter your travel dates to find the best prices.

1:50 am - 5:15 pmIAD Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl

26h 25m1 stop Taipei City Taiwan Taoyuan Intl

11:10 am - 10:30 pmKIX Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl

24h 20m1 stop Taipei City Taiwan Taoyuan Intl

$1,132EVA Air

Wed, Aug 26 - Mon, Aug 31

1:50 am - 12:10 pmIAD Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl

21h 20m1 stop Taipei City Taiwan Taoyuan Intl

6:30 pm - 10:00 pmKIX Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl

40h 30m1 stop Taipei City Taiwan Taoyuan Intl

$1,170EVA Air

Wed, Aug 26 - Thu, Sep 3

1:50 am - 12:10 pmIAD Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl

21h 20m1 stop Taipei City Taiwan Taoyuan Intl

6:30 pm - 5:40 amKIX Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl

24h 10m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,309EVA Air

Wed, Aug 26 - Thu, Sep 3

1:50 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 10m1 stop Taipei City Taiwan Taoyuan Intl

11:00 am - 10:30 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

24h 30m1 stop Taipei City Taiwan Taoyuan Intl

$1,380EVA Air

Wed, Aug 26 - Mon, Aug 31

1:50 am - 6:00 pmIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 10m1 stop Taipei City Taiwan Taoyuan Intl

7:00 pm - 10:00 pmUKB Kobe-IAD Washington, D.C. Dulles Intl

40h 00m1 stop Taipei City Taiwan Taoyuan Intl

$1,418EVA Air

Wed, Aug 26 - Thu, Sep 3

5:47 pm - 10:30 amIAD Washington, D.C. Dulles Intl-UKB Kobe

27h 43m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

12:45 pm - 5:40 amUKB Kobe-IAD Washington, D.C. Dulles Intl

29h 55m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,653STARLUX Airlines

Thu, Aug 27 - Mon, Aug 31

5:47 pm - 2:00 pmIAD Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl

31h 13m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

1:25 pm - 5:40 amKIX Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl

29h 15m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,658STARLUX Airlines

Thu, Aug 27 - Mon, Aug 31

12:15 pm - 6:10 pmIAD Washington, D.C. Dulles Intl-ITM Osaka Itami

16h 55m1 stop Tokyo Haneda

7:30 am - 10:05 amITM Osaka Itami-IAD Washington, D.C. Dulles Intl

15h 35m1 stop Tokyo Haneda

$1,838ANA

Sat, Aug 29 - Fri, Sep 11

10:41 pm - 5:05 pmIAD Washington, D.C. Dulles Intl-ITM Osaka Itami

29h 24m2 stops Newark Tokyo Haneda

7:30 am - 10:05 amITM Osaka Itami-IAD Washington, D.C. Dulles Intl

15h 35m1 stop Tokyo Haneda

$2,069Multiple Airlines

Sat, Aug 29 - Fri, Sep 11

12:15 pm - 6:10 pmIAD Washington, D.C. Dulles Intl-ITM Osaka Itami

16h 55m1 stop Tokyo Haneda

7:05 am - 10:05 amITM Osaka Itami-IAD Washington, D.C. Dulles Intl

16h 00m1 stop Tokyo Haneda

$3,064ANA

Thu, Aug 27 - Thu, Sep 3

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EVA Air flights from Washington, D.C. Dulles Intl Airport to Osaka

Our best EVA Air deals on Washington, D.C. Dulles Intl Airport to Osaka flight tickets

EVA Air

Oct 5

IAD1:15 amWashington, D.C. Dulles Intl

27h 45m

1 stop

UKB6:00 pmKobe

Dec 8

UKB7:00 pmKobe

39h 55m

1 stop

IAD8:55 pmWashington, D.C. Dulles Intl

$1,029

EVA Air

Sep 30

IAD1:15 amWashington, D.C. Dulles Intl

27h 45m

1 stop

UKB6:00 pmKobe

Oct 14

UKB11:00 amKobe

24h 00m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,030

EVA Air

Sep 30

IAD1:15 amWashington, D.C. Dulles Intl

27h 45m

1 stop

UKB6:00 pmKobe

Oct 14

UKB11:00 amKobe

24h 00m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,032

United Airlines flights from Washington, D.C. Dulles Intl Airport to Osaka

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Osaka flight tickets

United Airlines

Sep 6

IAD6:42 amWashington, D.C. Dulles Intl

19h 08m

1 stop

KIX2:50 pmOsaka Kansai Intl

Sep 18

KIX9:20 amOsaka Kansai Intl

19h 15m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

$1,275

United Airlines

Sep 6

IAD5:42 pmWashington, D.C. Dulles Intl

32h 08m

2 stops

KIX2:50 pmOsaka Kansai Intl

Sep 18

KIX9:20 amOsaka Kansai Intl

19h 15m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

$1,280

United Airlines

Sep 7

IAD6:42 amWashington, D.C. Dulles Intl

19h 08m

1 stop

KIX2:50 pmOsaka Kansai Intl

Sep 15

KIX4:55 pmOsaka Kansai Intl

26h 00m

1 stop

IAD5:55 amWashington, D.C. Dulles Intl

$1,282

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Osaka that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Mon 10/5

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Tue 12/8

7:00 pm-8:55 pm

1 stop39h 55m

$1,029

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Wed 10/14

11:00 am-10:00 pm

1 stop24h 00m

$1,029

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Mon 9/7

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Wed 9/16

11:00 am-10:00 pm

1 stop24h 00m

$1,029

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Tue 9/15

7:00 pm-10:00 pm

1 stop40h 00m

$1,029

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Wed 10/14

11:00 am-10:00 pm

1 stop24h 00m

$1,029

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Wed 10/14

11:00 am-10:00 pm

1 stop24h 00m

$1,030

Washington, D.C.Kobe

IAD Washington, D.C. Dulles Intl - UKB Kobe

IADUKB

Washington, D.C. Dulles Intl

Wed 9/30

1:15 am-6:00 pm

1 stop27h 45m

Kobe

Wed 10/14

11:00 am-10:00 pm

1 stop24h 00m

$1,032

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - KIX Osaka Kansai Intl

IADKIX

Washington, D.C. Dulles Intl

Mon 9/14

1:15 am-5:15 pm

1 stop27h 00m

Osaka Kansai Intl

Mon 9/21

11:10 am-10:00 pm

1 stop23h 50m

$1,034

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - ITM Osaka Itami

IADITM

Washington, D.C. Dulles Intl

Mon 10/5

12:35 pm-8:15 pm

1 stop18h 40m

Osaka Itami

Mon 10/12

3:00 pm-10:05 am

1 stop32h 05m

$1,200

Quickest round-trip

Washington, D.C.Osaka

IAD Washington, D.C. Dulles Intl - ITM Osaka Itami

IADITM

Washington, D.C. Dulles Intl

Mon 12/7

11:10 am-7:10 pm

1 stop18h 00m

Osaka Itami

Tue 12/22

7:05 am-9:10 am

1 stop16h 05m

$1,250

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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2

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

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Osaka?

In general, December is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Osaka. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Osaka during the month of December, then departing from Washington, D.C. Dulles Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $0.

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

You could potentially save up to 23% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Osaka flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Osaka

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Osaka according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Osaka (IAD to OSA) flight deals and tips

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

Best Price Found	$580
Fastest flight time	16h 55m
Direct flights	None

The best one-way flight to Osaka from Washington, D.C. Dulles Intl Airport in the past 72 hours is $580. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Osaka found on momondo in the last 72 hours is $1,029.

The fastest flight from Washington, D.C. Dulles Intl Airport to Osaka takes 16h 55m

There are no direct flights from Washington, D.C. Dulles Intl Airport to Osaka. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Osaka.

Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Osaka

How far is Washington, D.C. Dulles Intl to Osaka by plane?
There are 6926.6 mi between Washington, D.C. Dulles Intl and Osaka. In terms of flight time, this usually takes a little over 16h 55m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Osaka?
Prices for flights from Washington, D.C. Dulles Intl Airport to Osaka are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Osaka?
As of August 2026, there is 1 operator available to choose from for flights from Washington, D.C. Dulles Intl Airport to Osaka.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Osaka?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Osaka.
What documentation or ID do you need to fly to Osaka?
The travel and health documents required for your trip to Osaka can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Osaka. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Osaka?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Dulles Intl Airport to Osaka is ANA (100% of total bookings).

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Osaka with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $964	Free Cancellation	Rating 8.3 1,300 reviews		Search ANA flights

Nara

Nishinomiya

Why use momondo?

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

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 Osaka from Washington, D.C..

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

Flights from Washington, D.C. to Osaka 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 Osaka?

Once you have performed a search for Washington, D.C. to Osaka flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Washington, D.C. to Osaka flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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