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Cheap flights from Osaka Kansai Intl Airport to District of Columbia from $410

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 District of Columbia departing on 12/12. 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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Find the cheapest flights from Osaka Kansai Intl Airport to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:55 pm - 6:06 amKIX-IAD
31h 11m2 stops
Multiple Airlines Logo
6:04 pm - 11:55 amIAD-KIX
27h 51m2 stops
$1,104Multiple Airlines
Find Deal
Mon, Dec 15 - Mon, Jan 19
Multiple Airlines Logo
10:50 am - 8:26 pmKIX-IAD
23h 36m2 stops
Multiple Airlines Logo
4:30 pm - 8:35 pmIAD-KIX
38h 05m2 stops
$1,130Multiple Airlines
Find Deal
Fri, Dec 19 - Sun, Jan 4
Air China Logo
9:00 am - 6:30 pmKIX-IAD
23h 30m1 stop
Air China Logo
10:00 pm - 12:40 pmIAD-KIX
24h 40m1 stop
$1,300Air China
Find Deal
Fri, Dec 19 - Fri, Dec 26
Air China Logo
1:50 pm - 6:30 pmKIX-IAD
42h 40m1 stop
Air China Logo
10:00 pm - 12:40 pmIAD-KIX
24h 40m1 stop
$1,329Air China
Find Deal
Mon, Dec 22 - Fri, Jan 2
American Airlines Logo
5:50 pm - 8:42 amKIX-IAD
28h 52m2 stops
American Airlines Logo
6:05 am - 8:35 pmIAD-KIX
24h 30m2 stops
$1,447American Airlines
Find Deal
Fri, Dec 19 - Mon, Jan 5
American Airlines Logo
5:50 pm - 12:04 amKIX-IAD
20h 14m2 stops
American Airlines Logo
6:05 am - 8:35 pmIAD-KIX
24h 30m2 stops
$1,448American Airlines
Find Deal
Fri, Dec 19 - Mon, Jan 5
KLM Logo
12:45 pm - 4:35 pmKIX-IAD
41h 50m1 stop
KLM Logo
6:50 pm - 10:50 amIAD-KIX
26h 00m1 stop
$1,471KLM
Find Deal
Mon, Dec 15 - Mon, Jan 19
Japan Airlines Logo
2:55 pm - 10:33 pmKIX-DCA
20h 38m2 stops
Japan Airlines Logo
8:16 am - 8:25 amDCA-KIX
35h 09m2 stops
$1,485Japan Airlines
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Tue, Apr 14 - Sat, Apr 18
Japan Airlines Logo
2:55 pm - 10:33 pmKIX-DCA
20h 38m2 stops
Japan Airlines Logo
8:16 am - 2:20 pmDCA-KIX
41h 04m2 stops
$1,487Japan Airlines
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Tue, Apr 14 - Sat, Apr 18
KLM Logo
1:00 pm - 4:05 pmKIX-IAD
41h 05m1 stop
KLM Logo
6:50 pm - 11:20 amIAD-KIX
50h 30m2 stops
$1,783KLM
Find Deal
Thu, Dec 18 - Thu, Dec 25

Air China flights from Osaka Kansai Intl Airport to District of Columbia

Our best Air China deals on Osaka Kansai Intl Airport to District of Columbia flight tickets
Air China
Dec 19
KIX9:00 amOsaka Kansai Intl
23h 30m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Dec 26
IAD10:00 pmWashington, D.C. Dulles Intl
24h 40m
1 stop
KIX12:40 pmOsaka Kansai Intl
$1,300
Find similar
Air China
Dec 22
KIX1:50 pmOsaka Kansai Intl
42h 40m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:00 pmWashington, D.C. Dulles Intl
24h 40m
1 stop
KIX12:40 pmOsaka Kansai Intl
$1,329
Find similar
Air China
Dec 22
KIX5:10 pmOsaka Kansai Intl
39h 20m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
Jan 2
IAD10:00 pmWashington, D.C. Dulles Intl
24h 40m
1 stop
KIX12:40 pmOsaka Kansai Intl
$1,396
Find similar

American Airlines flights from Osaka Kansai Intl Airport to District of Columbia

Our best American Airlines deals on Osaka Kansai Intl Airport to District of Columbia flight tickets
American Airlines
Dec 19
KIX5:50 pmOsaka Kansai Intl
28h 52m
2 stops
IAD8:42 amWashington, D.C. Dulles Intl
Jan 5
IAD6:05 amWashington, D.C. Dulles Intl
24h 30m
2 stops
KIX8:35 pmOsaka Kansai Intl
$1,447
Find similar
American Airlines
Dec 19
KIX5:50 pmOsaka Kansai Intl
20h 14m
2 stops
IAD12:04 amWashington, D.C. Dulles Intl
Jan 5
IAD6:05 amWashington, D.C. Dulles Intl
24h 30m
2 stops
KIX8:35 pmOsaka Kansai Intl
$1,448
Find similar
American Airlines
Dec 19
KIX5:50 pmOsaka Kansai Intl
20h 14m
2 stops
IAD12:04 amWashington, D.C. Dulles Intl
Jan 4
IAD6:05 amWashington, D.C. Dulles Intl
24h 30m
2 stops
KIX8:35 pmOsaka Kansai Intl
$1,753
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Osaka Kansai Intl Airport to District of Columbia 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 5, 2025.
Use the filters below to find and compare flights from Osaka Kansai Intl Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 12/15

12:55 pm-6:06 am

2 stops31h 11m

Washington, D.C. Dulles Intl

Mon 1/19

6:04 pm-11:55 am

2 stops27h 51m

$1,104

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 12/19

10:50 am-8:26 pm

2 stops23h 36m

Washington, D.C. Dulles Intl

Sun 1/4

4:30 pm-8:35 pm

2 stops38h 05m

$1,130

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 12/19

9:00 am-6:30 pm

1 stop23h 30m

Washington, D.C. Dulles Intl

Fri 12/26

10:00 pm-12:40 pm

1 stop24h 40m

$1,300

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 12/22

1:50 pm-6:30 pm

1 stop42h 40m

Washington, D.C. Dulles Intl

Fri 1/2

10:00 pm-12:40 pm

1 stop24h 40m

$1,329

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 12/19

5:50 pm-8:42 am

2 stops28h 52m

Washington, D.C. Dulles Intl

Mon 1/5

6:05 am-8:35 pm

2 stops24h 30m

$1,447

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Fri 12/19

5:50 pm-12:04 am

2 stops20h 14m

Washington, D.C. Dulles Intl

Mon 1/5

6:05 am-8:35 pm

2 stops24h 30m

$1,448

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 12/15

12:45 pm-4:35 pm

1 stop41h 50m

Washington, D.C. Dulles Intl

Mon 1/19

6:50 pm-10:50 am

1 stop26h 00m

$1,471

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Tue 4/14

2:55 pm-10:33 pm

2 stops20h 38m

Washington, D.C. Reagan-National

Sat 4/18

8:16 am-8:25 am

2 stops35h 09m

$1,485

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Tue 4/14

2:55 pm-10:33 pm

2 stops20h 38m

Washington, D.C. Reagan-National

Sat 4/18

8:16 am-2:20 pm

2 stops41h 04m

$1,487

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Thu 12/18

1:00 pm-4:05 pm

1 stop41h 05m

Washington, D.C. Dulles Intl

Thu 12/25

6:50 pm-11:20 am

2 stops50h 30m

$1,783

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Osaka Kansai Intl Airport to District of Columbia

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 time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Osaka Kansai Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,704 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $1,832. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Osaka Kansai Intl Airport to District of Columbia flights?

You could potentially save up to 64% on your flight if you consider stops on a Osaka Kansai Intl Airport to District of Columbia flight.

Cheap Osaka Kansai Intl Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Osaka Kansai Intl Airport to District of Columbia

Direct flights

None
There are no direct flights from Osaka Kansai Intl Airport to District of Columbia. There are no popular flight routes from Osaka Kansai Intl Airport to District of Columbia.
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  • When did momondo last update prices for flights from Osaka Kansai Intl Airport to District of Columbia?

    Prices for flights from Osaka Kansai Intl Airport to District of Columbia refresh daily.

  • How old do you have to be to fly from Osaka Kansai Intl Airport to District of Columbia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Osaka Kansai Intl Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Osaka to District of Columbia?

It is quick and easy to find Osaka to District of Columbia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to District of Columbia that suits you.

Can I find flights from Osaka to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Osaka to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from Osaka to District of Columbia?

Once all potential Osaka to District of Columbia 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 District of Columbia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Osaka to District of Columbia 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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