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Cheap flights from Washington, D.C. Reagan-National Airport to Osaka from $533

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Osaka departing on 3/8. 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 Washington, D.C. Reagan-National Airport to Osaka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:10 pm - 4:25 pm
DCA
-
KIX
35h 15m2 stops
Air Canada Logo
6:00 pm - 10:19 am
KIX
-
DCA
29h 19m2 stops
$910Air Canada
Sun, Apr 19 - Tue, May 5
Multiple Airlines Logo
6:00 am - 8:35 pm
DCA
-
KIX
24h 35m2 stops
Multiple Airlines Logo
3:00 pm - 10:35 pm
KIX
-
DCA
21h 35m2 stops
$913Multiple Airlines
Fri, Jan 30 - Fri, Feb 13
Air Canada Logo
6:59 am - 7:25 pm
DCA
-
KIX
22h 26m2 stops
Air Canada Logo
3:45 pm - 10:35 pm
KIX
-
DCA
20h 50m2 stops
$916Air Canada
Sun, Jan 25 - Tue, Feb 10
Air Canada Logo
4:10 pm - 4:25 pm
DCA
-
KIX
35h 15m2 stops
Air Canada Logo
8:30 am - 10:28 pm
KIX
-
DCA
26h 58m2 stops
$949Air Canada
Sun, Apr 19 - Fri, May 8
Multiple Airlines Logo
6:59 am - 7:25 pm
DCA
-
KIX
22h 26m2 stops
Multiple Airlines Logo
3:00 pm - 10:35 pm
KIX
-
DCA
21h 35m2 stops
$950Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
Japan Airlines Logo
9:59 am - 10:15 pm
DCA
-
KIX
23h 16m2 stops
Japan Airlines Logo
6:45 am - 2:20 pm
KIX
-
DCA
20h 35m2 stops
$951Japan Airlines
Sun, Apr 19 - Fri, May 8
Multiple Airlines Logo
9:40 am - 9:50 pm
DCA
-
KIX
22h 10m2 stops
Multiple Airlines Logo
10:40 am - 9:56 pm
KIX
-
DCA
25h 16m2 stops
$955Multiple Airlines
Tue, Feb 10 - Tue, Feb 17
Air Canada Logo
6:59 am - 7:25 pm
DCA
-
KIX
22h 26m2 stops
Air Canada Logo
3:45 pm - 10:35 pm
KIX
-
DCA
20h 50m2 stops
$957Air Canada
Tue, Jan 27 - Tue, Feb 3
Air Canada Logo
6:59 am - 7:25 pm
DCA
-
KIX
22h 26m2 stops
Air Canada Logo
3:45 pm - 10:35 pm
KIX
-
DCA
20h 50m2 stops
$959Air Canada
Tue, Feb 10 - Tue, Feb 17
Air Canada Logo
6:59 am - 7:25 pm
DCA
-
KIX
22h 26m2 stops
Air Canada Logo
3:45 pm - 10:35 pm
KIX
-
DCA
20h 50m2 stops
$960Air Canada
Tue, Feb 10 - Tue, Feb 17

Air Canada flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport flight tickets
Air Canada
Apr 19
DCA4:10 pmWashington, D.C. Reagan-National
35h 15m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 5
KIX6:00 pmOsaka Kansai Intl
29h 19m
2 stops
DCA10:19 amWashington, D.C. Reagan-National
$910
Find similar
Air Canada
Jan 25
DCA6:59 amWashington, D.C. Reagan-National
22h 26m
2 stops
KIX7:25 pmOsaka Kansai Intl
Feb 10
KIX3:45 pmOsaka Kansai Intl
20h 50m
2 stops
DCA10:35 pmWashington, D.C. Reagan-National
$916
Find similar
Air Canada
Apr 19
DCA4:10 pmWashington, D.C. Reagan-National
35h 15m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 8
KIX8:30 amOsaka Kansai Intl
26h 58m
2 stops
DCA10:28 pmWashington, D.C. Reagan-National
$949
Find similar

Japan Airlines flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport

Our best Japan Airlines deals on Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport flight tickets
Japan Airlines
Apr 19
DCA9:59 amWashington, D.C. Reagan-National
23h 16m
2 stops
KIX10:15 pmOsaka Kansai Intl
May 8
KIX6:45 amOsaka Kansai Intl
20h 35m
2 stops
DCA2:20 pmWashington, D.C. Reagan-National
$951
Find similar
Japan Airlines
Jan 28
DCA6:59 amWashington, D.C. Reagan-National
35h 26m
2 stops
KIX8:25 amOsaka Kansai Intl
Feb 10
KIX7:00 amOsaka Kansai Intl
19h 44m
2 stops
DCA12:44 pmWashington, D.C. Reagan-National
$967
Find similar
Japan Airlines
Mar 18
DCA7:30 amWashington, D.C. Reagan-National
25h 45m
2 stops
KIX10:15 pmOsaka Kansai Intl
Mar 30
KIX9:10 pmOsaka Kansai Intl
37h 20m
2 stops
DCA9:30 pmWashington, D.C. Reagan-National
$1,021
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Osaka Kansai 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 December 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 4/19

4:10 pm-4:25 pm

2 stops35h 15m

Osaka Kansai Intl

Tue 5/5

6:00 pm-10:19 am

2 stops29h 19m

$910

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Fri 1/30

6:00 am-8:35 pm

2 stops24h 35m

Osaka Kansai Intl

Fri 2/13

3:00 pm-10:35 pm

2 stops21h 35m

$913

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 1/25

6:59 am-7:25 pm

2 stops22h 26m

Osaka Kansai Intl

Tue 2/10

3:45 pm-10:35 pm

2 stops20h 50m

$916

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 4/19

4:10 pm-4:25 pm

2 stops35h 15m

Osaka Kansai Intl

Fri 5/8

8:30 am-10:28 pm

2 stops26h 58m

$949

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 2/9

6:59 am-7:25 pm

2 stops22h 26m

Osaka Kansai Intl

Mon 2/16

3:00 pm-10:35 pm

2 stops21h 35m

$950

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sun 4/19

9:59 am-10:15 pm

2 stops23h 16m

Osaka Kansai Intl

Fri 5/8

6:45 am-2:20 pm

2 stops20h 35m

$951

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 2/10

9:40 am-9:50 pm

2 stops22h 10m

Osaka Kansai Intl

Tue 2/17

10:40 am-9:56 pm

2 stops25h 16m

$955

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 1/27

6:59 am-7:25 pm

2 stops22h 26m

Osaka Kansai Intl

Tue 2/3

3:45 pm-10:35 pm

2 stops20h 50m

$957

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 2/10

6:59 am-7:25 pm

2 stops22h 26m

Osaka Kansai Intl

Tue 2/17

3:45 pm-10:35 pm

2 stops20h 50m

$959

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 2/10

6:59 am-7:25 pm

2 stops22h 26m

Osaka Kansai Intl

Tue 2/17

3:45 pm-10:35 pm

2 stops20h 50m

$960

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Osaka from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Osaka Kansai 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 Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport flights?

You could potentially save up to 43% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport flight.

When to book flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport

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

Cheap Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport (DCA to KIX) flight deals and tips

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

Fastest flight time

19h 40m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport takes 19h 40m
There are no direct flights from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Osaka Kansai Intl Airport.
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  • How far is Washington, D.C. Reagan-National to Osaka Kansai Intl by plane?

    Washington, D.C. Reagan-National and Osaka Kansai Intl are 6964.0 mi apart from one another. By plane, this route typically takes 19h 40m.

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

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

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

    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. Reagan-National Airport to Osaka Kansai Intl Airport.

  • What documentation or ID do you need to fly to Osaka Kansai Intl Airport?

    The travel and health documents you'll need for your trip to Osaka Kansai 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 Osaka Kansai 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 Osaka?

Book flights to Osaka if you plan to visit one of these locations
Nara
Izumisano
Himeji
Nishinomiya

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Osaka 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 Osaka that suits you.

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

Yes. All flights to Osaka from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are simply researching potential flights to Osaka, momondo offers a useful price alert feature which will track prices for flights to Osaka from Washington, D.C. and alert you when they change.

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