What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Osaka?

Cathay Pacific, Air Canada, and Japan Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Osaka

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 May 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.

$674 Cheap Flights from Washington, D.C. Dulles Intl Airport to Osaka in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Osaka?

Prices are currently low for flights on this route. Typical prices usually range from $1,346 to $1,296. The lowest price recently found on this route was $1,151.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:15 am - 12:10 pm

IAD

KIX

21h 55m

1 stop

6:30 pm - 10:00 pm

KIX

IAD

40h 30m

1 stop

$1,151EVA Air

Mon, Sep 28 - Sun, Oct 4

1:50 am - 6:00 pm

IAD

UKB

27h 10m

1 stop

7:00 pm - 10:00 pm

UKB

IAD

40h 00m

1 stop

$1,152EVA Air

Mon, Aug 31 - Sun, Sep 13

1:15 am - 12:10 pm

IAD

KIX

21h 55m

1 stop

6:30 pm - 10:00 pm

KIX

IAD

40h 30m

1 stop

$1,157EVA Air

Mon, Sep 28 - Sun, Oct 4

1:50 am - 12:10 pm

IAD

KIX

21h 20m

1 stop

1:10 pm - 10:00 pm

KIX

IAD

21h 50m

1 stop

$1,164EVA Air

Mon, Aug 31 - Mon, Sep 14

5:33 pm - 10:00 am

IAD

UKB

27h 27m

2 stops

11:00 am - 10:00 pm

UKB

IAD

24h 00m

1 stop

$1,274Multiple Airlines

Sat, Oct 3 - Mon, Oct 12

9:45 am - 6:55 pm

IAD

ITM

20h 10m

2 stops

2:00 pm - 8:25 pm

ITM

IAD

19h 25m

2 stops

$1,515Air Canada

Sun, Sep 20 - Sat, Sep 26

9:55 am - 7:10 pm

IAD

ITM

19h 15m

2 stops

2:05 pm - 8:23 pm

ITM

IAD

20h 18m

2 stops

$1,569ANA

Wed, Nov 18 - Thu, Dec 3

9:55 am - 7:10 pm

IAD

ITM

19h 15m

2 stops

4:00 pm - 9:05 pm

ITM

IAD

19h 05m

2 stops

$1,574Air Canada

Wed, Nov 18 - Tue, Dec 1

9:45 am - 6:55 pm

IAD

ITM

20h 10m

2 stops

2:05 pm - 8:23 pm

ITM

IAD

20h 18m

2 stops

$1,586Multiple Airlines

Thu, Aug 27 - Tue, Dec 22

9:55 am - 7:10 pm

IAD

ITM

19h 15m

2 stops

4:00 pm - 8:10 pm

ITM

IAD

18h 10m

2 stops

$1,625ANA

Wed, Nov 18 - Wed, Dec 2

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

Sep 28

IAD1:15 amWashington, D.C. Dulles Intl

21h 55m

1 stop

KIX12:10 pmOsaka Kansai Intl

Oct 4

KIX6:30 pmOsaka Kansai Intl

40h 30m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,151

EVA Air

Aug 31

IAD1:50 amWashington, D.C. Dulles Intl

27h 10m

1 stop

UKB6:00 pmKobe

Sep 13

UKB7:00 pmKobe

40h 00m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,152

EVA Air

Sep 28

IAD1:15 amWashington, D.C. Dulles Intl

21h 55m

1 stop

KIX12:10 pmOsaka Kansai Intl

Oct 4

KIX6:30 pmOsaka Kansai Intl

40h 30m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,157

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

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

Lufthansa

Aug 31

IAD5:55 pmWashington, D.C. Dulles Intl

30h 15m

2 stops

ITM1:10 pmOsaka Itami

Sep 15

ITM7:05 amOsaka Itami

49h 20m

2 stops

IAD7:25 pmWashington, D.C. Dulles Intl

$1,724

Lufthansa

Jun 4

IAD10:20 pmWashington, D.C. Dulles Intl

43h 55m

1 stop

KIX7:15 amOsaka Kansai Intl

Jun 15

KIX9:30 amOsaka Kansai Intl

42h 35m

1 stop

IAD3:05 pmWashington, D.C. Dulles Intl

$1,767

Lufthansa

Jul 13

IAD10:20 pmWashington, D.C. Dulles Intl

47h 50m

2 stops

ITM11:10 amOsaka Itami

Jul 28

ITM7:05 amOsaka Itami

43h 30m

2 stops

IAD1:35 pmWashington, D.C. Dulles Intl

$1,809

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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 9/28

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Sun 10/4

6:30 pm-10:00 pm

1 stop40h 30m

$1,151

Washington, D.C.Kobe

IAD - UKB

IADUKB

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-6:00 pm

1 stop27h 10m

Kobe

Sun 9/13

7:00 pm-10:00 pm

1 stop40h 00m

$1,152

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 9/28

1:15 am-12:10 pm

1 stop21h 55m

Osaka Kansai Intl

Sun 10/4

6:30 pm-10:00 pm

1 stop40h 30m

$1,157

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-12:10 pm

1 stop21h 20m

Osaka Kansai Intl

Mon 9/14

1:10 pm-10:00 pm

1 stop21h 50m

$1,164

Washington, D.C.Kobe

IAD - UKB

IADUKB

Washington, D.C. Dulles Intl

Sat 10/3

5:33 pm-10:00 am

2 stops27h 27m

Kobe

Mon 10/12

11:00 am-10:00 pm

1 stop24h 00m

$1,274

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Sun 9/20

9:45 am-6:55 pm

2 stops20h 10m

Osaka Itami

Sat 9/26

2:00 pm-8:25 pm

2 stops19h 25m

$1,515

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 11/18

9:55 am-7:10 pm

2 stops19h 15m

Osaka Itami

Thu 12/3

2:05 pm-8:23 pm

2 stops20h 18m

$1,569

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 11/18

9:55 am-7:10 pm

2 stops19h 15m

Osaka Itami

Tue 12/1

4:00 pm-9:05 pm

2 stops19h 05m

$1,574

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Thu 8/27

9:45 am-6:55 pm

2 stops20h 10m

Osaka Itami

Tue 12/22

2:05 pm-8:23 pm

2 stops20h 18m

$1,586

Quickest round-trip

Washington, D.C.Osaka

IAD - ITM

IADITM

Washington, D.C. Dulles Intl

Wed 11/18

9:55 am-7:10 pm

2 stops19h 15m

Osaka Itami

Wed 12/2

4:00 pm-8:10 pm

2 stops18h 10m

$1,625

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Osaka?

What is the cheapest month to fly to Osaka?

In general, July 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 $247. If you are unable to visit Osaka during the month of July, 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 $377.

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

Fastest flight time	16h 55m
Direct flights	None

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 May 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 1,213 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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Fly into one of these airports located in Osaka

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Cheap flights from Washington, D.C. Dulles Intl Airport to Osaka from $674

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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

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

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

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

See travel insights to Osaka from

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

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Osaka?

What is the cheapest month to fly to Osaka?

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

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Osaka?

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

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

Fastest flight time

Direct flights

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

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

Traveling to a place near Osaka?

Why use momondo?

An easier way to manage your Osaka trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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Find better results for your trip to Japan

Fly into one of these airports located in Osaka

Airports listed have a maximum distance of 22.5 mi from Osaka

Fly your favorite airline to Osaka

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Osaka. Availability may vary depending on flight origin and airline.

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