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Cheap flights from Washington, D.C. Reagan-National Airport to Osaka from $464

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 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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 15m
2 stops
Air Canada Logo
6:00 pm - 8:53 am
KIX
-
DCA
27h 53m
2 stops
$863Air Canada
Tue, Apr 14 - Tue, Apr 21
Air Canada Logo
6:00 am - 4:25 pm
DCA
-
KIX
45h 25m
2 stops
Air Canada Logo
6:00 pm - 10:19 am
KIX
-
DCA
29h 19m
2 stops
$894Air Canada
Sat, Apr 18 - Sat, May 2
Air Canada Logo
6:00 am - 5:40 pm
DCA
-
KIX
21h 40m
2 stops
Air Canada Logo
7:25 pm - 10:21 am
KIX
-
DCA
27h 56m
2 stops
$900Air Canada
Mon, Mar 2 - Mon, Mar 9
Air Canada Logo
6:00 am - 5:40 pm
DCA
-
KIX
21h 40m
2 stops
Air Canada Logo
7:25 pm - 10:21 am
KIX
-
DCA
27h 56m
2 stops
$902Air Canada
Mon, Mar 2 - Mon, Mar 9
Multiple Airlines Logo
9:40 am - 6:55 pm
DCA
-
ITM
20h 15m
2 stops
Multiple Airlines Logo
2:00 pm - 9:53 pm
ITM
-
DCA
20h 53m
2 stops
$927Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Japan Airlines Logo
7:00 am - 8:30 pm
DCA
-
ITM
24h 30m
2 stops
Japan Airlines Logo
7:05 am - 3:45 pm
ITM
-
DCA
21h 40m
2 stops
$999Japan Airlines
Sun, Apr 19 - Wed, Apr 29
Japan Airlines Logo
7:00 am - 8:30 pm
DCA
-
ITM
24h 30m
2 stops
Japan Airlines Logo
2:35 pm - 10:15 pm
ITM
-
DCA
20h 40m
2 stops
$1,001Japan Airlines
Sun, Apr 19 - Wed, Apr 29
Multiple Airlines Logo
9:40 am - 6:10 pm
DCA
-
ITM
19h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 9:53 pm
ITM
-
DCA
20h 53m
2 stops
$1,024Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
ANA Logo
6:00 am - 6:55 pm
DCA
-
ITM
23h 55m
2 stops
ANA Logo
2:00 pm - 9:48 pm
ITM
-
DCA
20h 48m
2 stops
$1,070ANA
Thu, Jun 11 - Thu, Jun 18
ANA Logo
3:30 pm - 6:10 pm
DCA
-
ITM
37h 40m
2 stops
ANA Logo
2:00 pm - 9:10 pm
ITM
-
DCA
20h 10m
2 stops
$1,132ANA
Sun, May 10 - Sat, May 23

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

Our best Japan Airlines deals on Washington, D.C. Reagan-National Airport to Osaka flight tickets
Japan Airlines
Apr 19
DCA7:00 amWashington, D.C. Reagan-National
24h 30m
2 stops
ITM8:30 pmOsaka Itami
Apr 29
ITM7:05 amOsaka Itami
21h 40m
2 stops
DCA3:45 pmWashington, D.C. Reagan-National
$999
Japan Airlines
Apr 19
DCA7:00 amWashington, D.C. Reagan-National
24h 30m
2 stops
ITM8:30 pmOsaka Itami
Apr 29
ITM2:35 pmOsaka Itami
20h 40m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,001
Japan Airlines
Apr 19
DCA8:30 amWashington, D.C. Reagan-National
21h 15m
1 stop
KIX6:45 pmOsaka Kansai Intl
Apr 29
KIX6:45 amOsaka Kansai Intl
22h 00m
2 stops
DCA3:45 pmWashington, D.C. Reagan-National
$1,030

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Osaka flight tickets
Air Canada
Apr 14
DCA4:10 pmWashington, D.C. Reagan-National
35h 15m
2 stops
KIX4:25 pmOsaka Kansai Intl
Apr 21
KIX6:00 pmOsaka Kansai Intl
27h 53m
2 stops
DCA8:53 amWashington, D.C. Reagan-National
$863
Air Canada
Apr 18
DCA6:00 amWashington, D.C. Reagan-National
45h 25m
2 stops
KIX4:25 pmOsaka Kansai Intl
May 2
KIX6:00 pmOsaka Kansai Intl
29h 19m
2 stops
DCA10:19 amWashington, D.C. Reagan-National
$894
Air Canada
Mar 2
DCA6:00 amWashington, D.C. Reagan-National
21h 40m
2 stops
KIX5:40 pmOsaka Kansai Intl
Mar 9
KIX7:25 pmOsaka Kansai Intl
27h 56m
2 stops
DCA10:21 amWashington, D.C. Reagan-National
$900

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Osaka 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 February 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Osaka 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

Tue 4/14

4:10 pm-4:25 pm

2 stops35h 15m

Osaka Kansai Intl

Tue 4/21

6:00 pm-8:53 am

2 stops27h 53m

$863

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Sat 4/18

6:00 am-4:25 pm

2 stops45h 25m

Osaka Kansai Intl

Sat 5/2

6:00 pm-10:19 am

2 stops29h 19m

$894

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 3/2

6:00 am-5:40 pm

2 stops21h 40m

Osaka Kansai Intl

Mon 3/9

7:25 pm-10:21 am

2 stops27h 56m

$900

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 3/2

6:00 am-5:40 pm

2 stops21h 40m

Osaka Kansai Intl

Mon 3/9

7:25 pm-10:21 am

2 stops27h 56m

$902

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 4/14

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Tue 4/21

2:00 pm-9:53 pm

2 stops20h 53m

$927

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 4/19

7:00 am-8:30 pm

2 stops24h 30m

Osaka Itami

Wed 4/29

7:05 am-3:45 pm

2 stops21h 40m

$999

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 4/19

7:00 am-8:30 pm

2 stops24h 30m

Osaka Itami

Wed 4/29

2:35 pm-10:15 pm

2 stops20h 40m

$1,001

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 4/19

9:40 am-6:10 pm

2 stops19h 30m

Osaka Itami

Wed 4/22

2:00 pm-9:53 pm

2 stops20h 53m

$1,024

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Thu 6/11

6:00 am-6:55 pm

2 stops23h 55m

Osaka Itami

Thu 6/18

2:00 pm-9:48 pm

2 stops20h 48m

$1,070

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 5/10

3:30 pm-6:10 pm

2 stops37h 40m

Osaka Itami

Sat 5/23

2:00 pm-9:10 pm

2 stops20h 10m

$1,132

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 Washington, D.C. Reagan-National 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

Can stopping save me money on Washington, D.C. Reagan-National Airport to Osaka flights?

You could potentially save up to 21% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Osaka flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Osaka (DCA to OSA) 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

Fastest flight time

16h 25m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Osaka takes 16h 25m
There are no direct flights from Washington, D.C. Reagan-National Airport to Osaka. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Osaka.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Osaka by plane?

    Washington, D.C. Reagan-National and Osaka are 6942.5 mi apart from one another. A reasonable flight in good conditions will take 16h 25m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Osaka refresh daily.

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

    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 Washington, D.C. Reagan-National 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.

Traveling to a place near Osaka?

Book flights to Osaka if you plan to visit one of these locations
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?

Yes. momondo enables you to select and highlight flights to Osaka from Washington, D.C. with this policy.

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

momondo provides multiple filters to help you find the best flight to Osaka from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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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
Osaka Itami Airport
Osaka Kansai Intl Airport