Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Osaka Kansai Intl Airport to Washington, D.C. from $426

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 5/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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.
EVA Air Logo
1:10 pm - 10:30 pm
KIX
-
IAD
22h 20m
1 stop
EVA Air Logo
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
$973EVA Air
Mon, Jun 29 - Wed, Jul 22
EVA Air Logo
1:10 pm - 10:30 pm
KIX
-
IAD
22h 20m
1 stop
EVA Air Logo
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
$979EVA Air
Mon, Jun 29 - Wed, Jul 22
EVA Air Logo
6:30 pm - 10:30 pm
KIX
-
IAD
41h 00m
1 stop
EVA Air Logo
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
$994EVA Air
Sun, Jun 28 - Mon, Jul 20
EVA Air Logo
6:30 pm - 10:30 pm
KIX
-
IAD
41h 00m
1 stop
EVA Air Logo
1:50 am - 12:10 pm
IAD
-
KIX
21h 20m
1 stop
$997EVA Air
Sun, Jun 28 - Mon, Jul 20
Air Canada Logo
9:20 am - 9:26 pm
KIX
-
IAD
25h 06m
2 stops
Air Canada Logo
10:14 pm - 4:25 pm
IAD
-
KIX
29h 11m
1 stop
$1,118Air Canada
Wed, Jul 1 - Mon, Jul 20
EVA Air Logo
1:10 pm - 10:30 pm
KIX
-
IAD
22h 20m
1 stop
EVA Air Logo
1:50 am - 5:15 pm
IAD
-
KIX
26h 25m
1 stop
$1,124EVA Air
Fri, Jul 31 - Sat, Aug 15
Multiple Airlines Logo
2:15 am - 10:50 am
KIX
-
IAD
21h 35m
1 stop
Multiple Airlines Logo
1:20 pm - 10:40 pm
IAD
-
KIX
20h 20m
1 stop
$1,130Multiple Airlines
Sat, Apr 25 - Sun, May 3
ANA Logo
6:45 am - 10:05 am
KIX
-
IAD
16h 20m
1 stop
ANA Logo
12:15 pm - 7:50 pm
IAD
-
KIX
18h 35m
1 stop
$1,132ANA
Sat, May 2 - Sat, May 16
EVA Air Logo
1:10 pm - 10:30 pm
KIX
-
IAD
22h 20m
1 stop
EVA Air Logo
1:50 am - 5:15 pm
IAD
-
KIX
26h 25m
1 stop
$1,140EVA Air
Wed, Jul 1 - Wed, Jul 22
Multiple Airlines Logo
2:15 am - 10:50 am
KIX
-
IAD
21h 35m
1 stop
Multiple Airlines Logo
1:20 pm - 10:40 pm
IAD
-
KIX
20h 20m
1 stop
$1,150Multiple Airlines
Thu, Apr 23 - Fri, May 1

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
Jun 29
KIX1:10 pmOsaka Kansai Intl
22h 20m
1 stop
IAD10:30 pmWashington, D.C. Dulles Intl
Jul 22
IAD1:50 amWashington, D.C. Dulles Intl
21h 20m
1 stop
KIX12:10 pmOsaka Kansai Intl
$973
EVA Air
Jun 29
KIX1:10 pmOsaka Kansai Intl
22h 20m
1 stop
IAD10:30 pmWashington, D.C. Dulles Intl
Jul 22
IAD1:50 amWashington, D.C. Dulles Intl
21h 20m
1 stop
KIX12:10 pmOsaka Kansai Intl
$979
EVA Air
Jun 28
KIX6:30 pmOsaka Kansai Intl
41h 00m
1 stop
IAD10:30 pmWashington, D.C. Dulles Intl
Jul 20
IAD1:50 amWashington, D.C. Dulles Intl
21h 20m
1 stop
KIX12:10 pmOsaka Kansai Intl
$994

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
Jul 1
KIX9:20 amOsaka Kansai Intl
25h 06m
2 stops
IAD9:26 pmWashington, D.C. Dulles Intl
Jul 20
IAD10:14 pmWashington, D.C. Dulles Intl
29h 11m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,118
Air Canada
Jun 29
KIX9:20 amOsaka Kansai Intl
25h 06m
2 stops
IAD9:26 pmWashington, D.C. Dulles Intl
Jul 20
IAD10:14 pmWashington, D.C. Dulles Intl
29h 11m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,166
Air Canada
Jul 4
KIX6:00 pmOsaka Kansai Intl
35h 12m
2 stops
IAD4:12 pmWashington, D.C. Dulles Intl
Jul 24
IAD5:15 pmWashington, D.C. Dulles Intl
34h 10m
1 stop
KIX4:25 pmOsaka Kansai Intl
$1,192

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 March 12, 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

Mon 6/29

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Wed 7/22

1:50 am-12:10 pm

1 stop21h 20m

$973

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 6/29

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Wed 7/22

1:50 am-12:10 pm

1 stop21h 20m

$979

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/28

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Mon 7/20

1:50 am-12:10 pm

1 stop21h 20m

$994

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sun 6/28

6:30 pm-10:30 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Mon 7/20

1:50 am-12:10 pm

1 stop21h 20m

$997

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 7/1

9:20 am-9:26 pm

2 stops25h 06m

Washington, D.C. Dulles Intl

Mon 7/20

10:14 pm-4:25 pm

1 stop29h 11m

$1,118

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 7/31

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Sat 8/15

1:50 am-5:15 pm

1 stop26h 25m

$1,124

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sat 4/25

2:15 am-10:50 am

1 stop21h 35m

Washington, D.C. Dulles Intl

Sun 5/3

1:20 pm-10:40 pm

1 stop20h 20m

$1,130
Quickest round-trip

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sat 5/2

6:45 am-10:05 am

1 stop16h 20m

Washington, D.C. Dulles Intl

Sat 5/16

12:15 pm-7:50 pm

1 stop18h 35m

$1,132

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 7/1

1:10 pm-10:30 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Wed 7/22

1:50 am-5:15 pm

1 stop26h 25m

$1,140

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 4/23

2:15 am-10:50 am

1 stop21h 35m

Washington, D.C. Dulles Intl

Fri 5/1

1:20 pm-10:40 pm

1 stop20h 20m

$1,150

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 59% 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 15m

Direct flights

None
The fastest flight from Osaka Kansai Intl Airport to Washington, D.C. Dulles Intl Airport takes 19h 15m
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

  • 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 15m, 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
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Bethesda
Fairfax
Sterling

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.

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 4/11
Sat 4/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.