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Cheap flights from Washington, D.C. Reagan-National Airport to Osaka from $543

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 8/3. 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.
Japan Airlines Logo
6:00 am - 8:30 pm
DCA
-
ITM
25h 30m
2 stops
Japan Airlines Logo
8:05 pm - 3:45 pm
ITM
-
DCA
32h 40m
2 stops
$1,023Japan Airlines
Tue, Apr 14 - Mon, May 4
Japan Airlines Logo
5:00 pm - 7:35 am
DCA
-
ITM
25h 35m
2 stops
Japan Airlines Logo
7:25 am - 3:45 pm
ITM
-
DCA
21h 20m
2 stops
$1,043Japan Airlines
Mon, Apr 6 - Tue, May 5
Japan Airlines Logo
12:31 pm - 8:25 pm
DCA
-
ITM
18h 54m
2 stops
Japan Airlines Logo
12:25 pm - 2:15 pm
ITM
-
DCA
38h 50m
2 stops
$1,106Japan Airlines
Tue, Aug 11 - Mon, Aug 24
American Airlines Logo
6:59 am - 7:50 pm
DCA
-
ITM
23h 51m
2 stops
American Airlines Logo
2:35 pm - 11:00 pm
ITM
-
DCA
21h 25m
2 stops
$1,127American Airlines
Wed, Apr 8 - Sun, Apr 19
Japan Airlines Logo
8:28 am - 7:50 pm
DCA
-
ITM
22h 22m
2 stops
Japan Airlines Logo
7:25 am - 6:58 pm
ITM
-
DCA
24h 33m
2 stops
$1,131Japan Airlines
Tue, Apr 14 - Tue, Apr 21
United Airlines Logo
6:00 am - 5:05 pm
DCA
-
ITM
22h 05m
2 stops
United Airlines Logo
12:55 pm - 9:10 pm
ITM
-
DCA
21h 15m
2 stops
$1,141United Airlines
Mon, May 11 - Thu, May 21
Japan Airlines Logo
6:58 am - 8:30 pm
DCA
-
ITM
24h 32m
2 stops
Japan Airlines Logo
8:05 pm - 4:45 pm
ITM
-
DCA
33h 40m
2 stops
$1,143Japan Airlines
Tue, Apr 14 - Mon, Apr 20
Japan Airlines Logo
6:00 am - 8:35 am
DCA
-
ITM
37h 35m
2 stops
Japan Airlines Logo
7:25 am - 6:58 pm
ITM
-
DCA
24h 33m
2 stops
$1,169Japan Airlines
Sun, Apr 12 - Tue, Apr 21
American Airlines Logo
11:36 am - 8:30 pm
DCA
-
ITM
19h 54m
2 stops
American Airlines Logo
2:35 pm - 10:15 pm
ITM
-
DCA
20h 40m
2 stops
$1,176American Airlines
Tue, Apr 14 - Tue, Apr 21
Japan Airlines Logo
5:55 am - 8:30 pm
DCA
-
ITM
25h 35m
2 stops
Japan Airlines Logo
4:55 pm - 4:45 pm
ITM
-
DCA
36h 50m
2 stops
$1,189Japan Airlines
Thu, Apr 9 - Wed, Apr 15

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

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Osaka Itami Airport flight tickets
United Airlines
May 11
DCA6:00 amWashington, D.C. Reagan-National
22h 05m
2 stops
ITM5:05 pmOsaka Itami
May 21
ITM12:55 pmOsaka Itami
21h 15m
2 stops
DCA9:10 pmWashington, D.C. Reagan-National
$1,141
United Airlines
May 11
DCA6:00 amWashington, D.C. Reagan-National
22h 05m
2 stops
ITM5:05 pmOsaka Itami
May 23
ITM12:55 pmOsaka Itami
22h 20m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,191
United Airlines
May 10
DCA7:00 amWashington, D.C. Reagan-National
21h 05m
2 stops
ITM5:05 pmOsaka Itami
May 20
ITM12:55 pmOsaka Itami
20h 20m
2 stops
DCA8:15 pmWashington, D.C. Reagan-National
$1,241

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Osaka Itami Airport flight tickets
American Airlines
Apr 8
DCA6:59 amWashington, D.C. Reagan-National
23h 51m
2 stops
ITM7:50 pmOsaka Itami
Apr 19
ITM2:35 pmOsaka Itami
21h 25m
2 stops
DCA11:00 pmWashington, D.C. Reagan-National
$1,127
American Airlines
Apr 14
DCA11:36 amWashington, D.C. Reagan-National
19h 54m
2 stops
ITM8:30 pmOsaka Itami
Apr 21
ITM2:35 pmOsaka Itami
20h 40m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,176
American Airlines
Apr 13
DCA11:36 amWashington, D.C. Reagan-National
19h 54m
2 stops
ITM8:30 pmOsaka Itami
Apr 20
ITM2:35 pmOsaka Itami
20h 40m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,219

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Osaka Itami 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 1, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Osaka Itami Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 4/14

6:00 am-8:30 pm

2 stops25h 30m

Osaka Itami

Mon 5/4

8:05 pm-3:45 pm

2 stops32h 40m

$1,023

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 4/6

5:00 pm-7:35 am

2 stops25h 35m

Osaka Itami

Tue 5/5

7:25 am-3:45 pm

2 stops21h 20m

$1,043

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 8/11

12:31 pm-8:25 pm

2 stops18h 54m

Osaka Itami

Mon 8/24

12:25 pm-2:15 pm

2 stops38h 50m

$1,106

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Wed 4/8

6:59 am-7:50 pm

2 stops23h 51m

Osaka Itami

Sun 4/19

2:35 pm-11:00 pm

2 stops21h 25m

$1,127

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 4/14

8:28 am-7:50 pm

2 stops22h 22m

Osaka Itami

Tue 4/21

7:25 am-6:58 pm

2 stops24h 33m

$1,131

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 5/11

6:00 am-5:05 pm

2 stops22h 05m

Osaka Itami

Thu 5/21

12:55 pm-9:10 pm

2 stops21h 15m

$1,141

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 4/14

6:58 am-8:30 pm

2 stops24h 32m

Osaka Itami

Mon 4/20

8:05 pm-4:45 pm

2 stops33h 40m

$1,143

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 4/12

6:00 am-8:35 am

2 stops37h 35m

Osaka Itami

Tue 4/21

7:25 am-6:58 pm

2 stops24h 33m

$1,169

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 4/14

11:36 am-8:30 pm

2 stops19h 54m

Osaka Itami

Tue 4/21

2:35 pm-10:15 pm

2 stops20h 40m

$1,176

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Thu 4/9

5:55 am-8:30 pm

2 stops25h 35m

Osaka Itami

Wed 4/15

4:55 pm-4:45 pm

2 stops36h 50m

$1,189

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 Osaka from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Osaka Itami 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

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Osaka Itami?

Japan Airlines, ANA, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Osaka Itami

When to book flights from Washington, D.C. Reagan-National Airport to Osaka Itami 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 Itami 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 Itami Airport (DCA to ITM) 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 Itami Airport

Fastest flight time

19h 45m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Osaka Itami Airport takes 19h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Osaka Itami Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Osaka Itami Airport.
Search flight deals

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

    The distance between Washington, D.C. Reagan-National and Osaka Itami is about 6936.8 mi. Typically, this will take 19h 45m by plane in normal conditions.

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

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

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

    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 Itami Airport.

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

    The required travel and health documents for your Osaka Itami Airport 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 Osaka Itami Airport. We recommend that you seek guidance from your airline or a reliable 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
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?

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

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?

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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