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Cheap flights from Osaka Kansai Intl Airport to Washington, D.C. from $450

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Osaka Kansai Intl Airport to Washington, D.C. departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
6:00 pm - 6:30 am
KIX
-
IAD
25h 30m
1 stop
Air Canada Logo
8:29 am - 4:25 pm
IAD
-
KIX
18h 56m
1 stop
$1,156Air Canada
Thu, Sep 10 - Mon, Sep 14
Air Canada Logo
6:00 pm - 11:13 am
KIX
-
IAD
30h 13m
2 stops
Air Canada Logo
9:55 am - 4:25 pm
IAD
-
KIX
17h 30m
1 stop
$1,161Air Canada
Thu, Sep 10 - Thu, Sep 17
Air Canada Logo
6:00 pm - 8:25 pm
KIX
-
IAD
15h 25m
1 stop
Air Canada Logo
4:00 pm - 4:25 pm
IAD
-
KIX
35h 25m
1 stop
$1,161Air Canada
Fri, Sep 11 - Fri, Sep 18
Air Canada Logo
6:00 pm - 11:13 am
KIX
-
IAD
30h 13m
2 stops
Air Canada Logo
8:29 am - 4:25 pm
IAD
-
KIX
18h 56m
1 stop
$1,162Air Canada
Thu, Sep 10 - Mon, Sep 14
Air Canada Logo
6:00 pm - 7:43 am
KIX
-
IAD
26h 43m
2 stops
Air Canada Logo
9:55 am - 4:25 pm
IAD
-
KIX
17h 30m
1 stop
$1,162Air Canada
Thu, Sep 10 - Thu, Sep 17
Air Canada Logo
6:00 pm - 11:21 am
KIX
-
IAD
30h 21m
1 stop
Air Canada Logo
8:29 am - 4:25 pm
IAD
-
KIX
18h 56m
1 stop
$1,162Air Canada
Wed, Sep 9 - Wed, Sep 16
Air Canada Logo
6:00 pm - 8:25 pm
KIX
-
IAD
15h 25m
1 stop
Air Canada Logo
10:10 pm - 4:25 pm
IAD
-
KIX
53h 15m
2 stops
$1,162Air Canada
Fri, Sep 11 - Fri, Sep 18
Air Canada Logo
6:00 pm - 11:13 am
KIX
-
IAD
30h 13m
2 stops
Air Canada Logo
8:29 am - 4:25 pm
IAD
-
KIX
18h 56m
1 stop
$1,166Air Canada
Wed, Sep 9 - Wed, Sep 16
Air Canada Logo
6:00 pm - 3:00 pm
KIX
-
IAD
34h 00m
2 stops
Air Canada Logo
5:40 pm - 4:25 pm
IAD
-
KIX
33h 45m
2 stops
$1,174Air Canada
Thu, Sep 10 - Mon, Sep 14
Air Canada Logo
6:00 pm - 6:30 am
KIX
-
IAD
25h 30m
1 stop
Air Canada Logo
9:55 am - 4:25 pm
IAD
-
KIX
17h 30m
1 stop
$1,193Air Canada
Thu, Sep 10 - Thu, Sep 17

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

Our best Air Canada deals on Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
Sep 10
KIX6:00 pmOsaka Kansai Intl
25h 30m
1 stop
IAD6:30 amWashington, D.C. Dulles Intl
Sep 14
IAD8:29 amWashington, D.C. Dulles Intl
18h 56m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,156
Air Canada
Sep 10
KIX6:00 pmOsaka Kansai Intl
30h 13m
2 stops
IAD11:13 amWashington, D.C. Dulles Intl
Sep 17
IAD9:55 amWashington, D.C. Dulles Intl
17h 30m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,161
Air Canada
Sep 10
KIX6:00 pmOsaka Kansai Intl
26h 43m
2 stops
IAD7:43 amWashington, D.C. Dulles Intl
Sep 17
IAD9:55 amWashington, D.C. Dulles Intl
17h 30m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,162

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

Our best EVA Air deals on Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
EVA Air
Sep 16
KIX1:10 pmOsaka Kansai Intl
21h 50m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
Sep 28
IAD1:15 amWashington, D.C. Dulles Intl
21h 55m
1 stop
KIX12:10 pmOsaka Kansai Intl
$1,446
EVA Air
Sep 15
KIX6:30 pmOsaka Kansai Intl
40h 30m
1 stop
IAD10:00 pmWashington, D.C. Dulles Intl
Sep 26
IAD1:15 amWashington, D.C. Dulles Intl
27h 00m
1 stop
KIX5:15 pmOsaka Kansai Intl
$1,484

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport 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 July 29, 2026.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-6:30 am

1 stop25h 30m

Washington, D.C. Dulles Intl

Mon 9/14

8:29 am-4:25 pm

1 stop18h 56m

$1,156

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-11:13 am

2 stops30h 13m

Washington, D.C. Dulles Intl

Thu 9/17

9:55 am-4:25 pm

1 stop17h 30m

$1,161

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 9/11

6:00 pm-8:25 pm

1 stop15h 25m

Washington, D.C. Dulles Intl

Fri 9/18

4:00 pm-4:25 pm

1 stop35h 25m

$1,161

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-11:13 am

2 stops30h 13m

Washington, D.C. Dulles Intl

Mon 9/14

8:29 am-4:25 pm

1 stop18h 56m

$1,162

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-7:43 am

2 stops26h 43m

Washington, D.C. Dulles Intl

Thu 9/17

9:55 am-4:25 pm

1 stop17h 30m

$1,162

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 9/9

6:00 pm-11:21 am

1 stop30h 21m

Washington, D.C. Dulles Intl

Wed 9/16

8:29 am-4:25 pm

1 stop18h 56m

$1,162

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 9/11

6:00 pm-8:25 pm

1 stop15h 25m

Washington, D.C. Dulles Intl

Fri 9/18

10:10 pm-4:25 pm

2 stops53h 15m

$1,162

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 9/9

6:00 pm-11:13 am

2 stops30h 13m

Washington, D.C. Dulles Intl

Wed 9/16

8:29 am-4:25 pm

1 stop18h 56m

$1,166

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-3:00 pm

2 stops34h 00m

Washington, D.C. Dulles Intl

Mon 9/14

5:40 pm-4:25 pm

2 stops33h 45m

$1,174
Quickest round-trip

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 9/10

6:00 pm-6:30 am

1 stop25h 30m

Washington, D.C. Dulles Intl

Thu 9/17

9:55 am-4:25 pm

1 stop17h 30m

$1,193

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 Washington, D.C. from

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

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

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

You could potentially save up to 10% on your flight if you consider stops on a Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport flight.

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

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

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

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

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport takes 19h 20m
There are no direct flights from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

  • How far is Osaka Kansai Intl to Washington, D.C. Dulles Intl by plane?

    A flight from Osaka Kansai Intl to Washington, D.C. Dulles Intl will travel around 6948.0 mi. Flights usually cover this in 19h 20m, depending on flying conditions and air traffic around both airports.

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

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

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

    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 Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Manassas
Silver Spring
Towson
Colonial Beach
Sterling
Springfield
Fairfax
Tysons

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Osaka to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Osaka to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Osaka to Washington, D.C. 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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