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Cheap flights from Washington, D.C. Reagan-National Airport to Osaka from $487

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 1/6. 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
6:59 am - 7:10 pmDCA-ITM
22h 11m2 stops
Air Canada Logo
4:00 pm - 10:35 pmITM-DCA
20h 35m2 stops
$1,074Air Canada
Find Deal
Mon, Feb 2 - Sat, Feb 14
Air Canada Logo
9:40 am - 6:10 pmDCA-ITM
19h 30m2 stops
Air Canada Logo
2:05 pm - 9:48 pmITM-DCA
20h 43m2 stops
$1,077Air Canada
Find Deal
Mon, Apr 20 - Wed, May 20
Air Canada Logo
9:40 am - 8:20 pmDCA-ITM
20h 40m2 stops
Air Canada Logo
4:00 pm - 10:35 pmITM-DCA
20h 35m2 stops
$1,080Air Canada
Find Deal
Mon, Jan 26 - Tue, Feb 3
Multiple Airlines Logo
4:10 pm - 7:55 pmDCA-ITM
37h 45m2 stops
Multiple Airlines Logo
2:40 pm - 10:23 amITM-DCA
33h 43m2 stops
$1,127Multiple Airlines
Find Deal
Mon, Jan 12 - Mon, Jan 19
Air Canada Logo
9:40 am - 7:10 pmDCA-ITM
19h 30m2 stops
Air Canada Logo
2:00 pm - 10:35 pmITM-DCA
22h 35m2 stops
$1,133Air Canada
Find Deal
Fri, Jan 30 - Fri, Feb 13
Air Canada Logo
9:40 am - 8:20 pmDCA-ITM
20h 40m2 stops
Air Canada Logo
4:00 pm - 10:35 pmITM-DCA
20h 35m2 stops
$1,134Air Canada
Find Deal
Fri, Jan 30 - Fri, Feb 13
Air Canada Logo
9:40 am - 8:20 pmDCA-ITM
20h 40m2 stops
Air Canada Logo
2:05 pm - 10:35 pmITM-DCA
22h 30m2 stops
$1,148Air Canada
Find Deal
Sun, Feb 8 - Sun, Feb 15
Air Canada Logo
9:40 am - 7:10 pmDCA-ITM
19h 30m2 stops
Air Canada Logo
4:00 pm - 10:35 pmITM-DCA
20h 35m2 stops
$1,169Air Canada
Find Deal
Wed, Jan 14 - Wed, Jan 21
Air Canada Logo
9:40 am - 8:20 pmDCA-ITM
20h 40m2 stops
Air Canada Logo
3:00 pm - 10:35 pmITM-DCA
21h 35m2 stops
$1,192Air Canada
Find Deal
Mon, Jan 12 - Mon, Jan 19
Air Canada Logo
9:40 am - 8:20 pmDCA-ITM
20h 40m2 stops
Air Canada Logo
3:00 pm - 10:35 pmITM-DCA
21h 35m2 stops
$1,193Air Canada
Find Deal
Mon, Jan 12 - Mon, Jan 19

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Osaka Itami Airport flight tickets
Air Canada
Feb 2
DCA6:59 amWashington, D.C. Reagan-National
22h 11m
2 stops
ITM7:10 pmOsaka Itami
Feb 14
ITM4:00 pmOsaka Itami
20h 35m
2 stops
DCA10:35 pmWashington, D.C. Reagan-National
$1,074
Find similar
Air Canada
Apr 20
DCA9:40 amWashington, D.C. Reagan-National
19h 30m
2 stops
ITM6:10 pmOsaka Itami
May 20
ITM2:05 pmOsaka Itami
20h 43m
2 stops
DCA9:48 pmWashington, D.C. Reagan-National
$1,077
Find similar
Air Canada
Jan 26
DCA9:40 amWashington, D.C. Reagan-National
20h 40m
2 stops
ITM8:20 pmOsaka Itami
Feb 3
ITM4:00 pmOsaka Itami
20h 35m
2 stops
DCA10:35 pmWashington, D.C. Reagan-National
$1,080
Find similar

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

Our best Japan Airlines deals on Washington, D.C. Reagan-National Airport to Osaka Itami Airport flight tickets
Japan Airlines
Feb 11
DCA6:59 amWashington, D.C. Reagan-National
23h 31m
2 stops
ITM8:30 pmOsaka Itami
Feb 22
ITM7:05 amOsaka Itami
19h 39m
2 stops
DCA12:44 pmWashington, D.C. Reagan-National
$1,210
Find similar
Japan Airlines
Feb 5
DCA8:47 amWashington, D.C. Reagan-National
21h 08m
2 stops
ITM7:55 pmOsaka Itami
Feb 22
ITM7:05 amOsaka Itami
19h 39m
2 stops
DCA12:44 pmWashington, D.C. Reagan-National
$1,258
Find similar
Japan Airlines
Apr 17
DCA9:59 pmWashington, D.C. Reagan-National
20h 36m
2 stops
ITM7:35 amOsaka Itami
May 2
ITM2:35 pmOsaka Itami
20h 51m
2 stops
DCA10:26 pmWashington, D.C. Reagan-National
$1,307
Find similar

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 November 30, 2025.
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

Mon 2/2

6:59 am-7:10 pm

2 stops22h 11m

Osaka Itami

Sat 2/14

4:00 pm-10:35 pm

2 stops20h 35m

$1,074

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 4/20

9:40 am-6:10 pm

2 stops19h 30m

Osaka Itami

Wed 5/20

2:05 pm-9:48 pm

2 stops20h 43m

$1,077

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/26

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Tue 2/3

4:00 pm-10:35 pm

2 stops20h 35m

$1,080

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/12

4:10 pm-7:55 pm

2 stops37h 45m

Osaka Itami

Mon 1/19

2:40 pm-10:23 am

2 stops33h 43m

$1,127

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Fri 1/30

9:40 am-7:10 pm

2 stops19h 30m

Osaka Itami

Fri 2/13

2:00 pm-10:35 pm

2 stops22h 35m

$1,133

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Fri 1/30

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Fri 2/13

4:00 pm-10:35 pm

2 stops20h 35m

$1,134

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 2/8

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Sun 2/15

2:05 pm-10:35 pm

2 stops22h 30m

$1,148

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Wed 1/14

9:40 am-7:10 pm

2 stops19h 30m

Osaka Itami

Wed 1/21

4:00 pm-10:35 pm

2 stops20h 35m

$1,169

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/12

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Mon 1/19

3:00 pm-10:35 pm

2 stops21h 35m

$1,192

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Mon 1/12

9:40 am-8:20 pm

2 stops20h 40m

Osaka Itami

Mon 1/19

3:00 pm-10:35 pm

2 stops21h 35m

$1,193

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 day to depart on your flight to Osaka Itami Airport?

The cheapest day to depart on your flight to Osaka Itami Airport is on a Friday when prices can be found for as low as $1,020. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Osaka Itami Airport is Saturday, with ticket prices averaging around $1,772.

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

20h 40m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Osaka Itami Airport takes 20h 40m
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.
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  • 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 30m 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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