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Cheap flights from Washington, D.C. Reagan-National Airport to Osaka from $1,028

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 8/11. 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
6:00 am - 6:55 pm
DCA
-
ITM
23h 55m
2 stops
Air Canada Logo
2:00 pm - 10:34 pm
ITM
-
DCA
21h 34m
2 stops
$1,515Air Canada
Sun, Sep 20 - Sun, Sep 27
Air Canada Logo
9:40 am - 6:55 pm
DCA
-
ITM
20h 15m
2 stops
Air Canada Logo
12:50 pm - 8:00 pm
ITM
-
DCA
20h 10m
2 stops
$1,519Air Canada
Tue, Sep 1 - Wed, Sep 30
Air Canada Logo
6:00 am - 6:55 pm
DCA
-
ITM
23h 55m
2 stops
Air Canada Logo
3:00 pm - 8:00 pm
ITM
-
DCA
18h 00m
2 stops
$1,564Air Canada
Sun, Sep 6 - Sun, Sep 13
Air Canada Logo
6:59 am - 6:55 pm
DCA
-
ITM
22h 56m
2 stops
Air Canada Logo
12:50 pm - 10:34 pm
ITM
-
DCA
22h 44m
2 stops
$1,569Air Canada
Sun, Sep 20 - Sun, Sep 27
Air Canada Logo
9:40 am - 6:55 pm
DCA
-
ITM
20h 15m
2 stops
Air Canada Logo
12:50 pm - 8:00 pm
ITM
-
DCA
20h 10m
2 stops
$1,653Air Canada
Sun, Sep 20 - Sun, Sep 27
Air Canada Logo
9:40 am - 6:55 pm
DCA
-
ITM
20h 15m
2 stops
Air Canada Logo
3:00 pm - 7:57 pm
ITM
-
DCA
18h 57m
2 stops
$1,680Air Canada
Tue, Sep 8 - Wed, Nov 25
Air Canada Logo
6:59 am - 8:20 pm
DCA
-
ITM
23h 21m
2 stops
Air Canada Logo
2:05 pm - 9:00 pm
ITM
-
DCA
20h 55m
2 stops
$1,699Air Canada
Thu, Nov 19 - Thu, Dec 3
Japan Airlines Logo
9:59 am - 8:30 pm
DCA
-
ITM
21h 31m
2 stops
Japan Airlines Logo
9:25 am - 4:13 pm
ITM
-
DCA
19h 48m
2 stops
$1,721Japan Airlines
Tue, Sep 22 - Thu, Oct 8
Air Canada Logo
9:40 am - 6:55 pm
DCA
-
ITM
20h 15m
2 stops
Air Canada Logo
3:00 pm - 8:00 pm
ITM
-
DCA
18h 00m
2 stops
$1,736Air Canada
Sun, Sep 6 - Sun, Oct 4
Air Canada Logo
6:59 am - 7:10 pm
DCA
-
ITM
23h 11m
2 stops
Air Canada Logo
2:00 pm - 3:38 pm
ITM
-
DCA
38h 38m
2 stops
$1,788Air Canada
Thu, Aug 27 - Mon, Aug 31

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
Sep 20
DCA6:00 amWashington, D.C. Reagan-National
23h 55m
2 stops
ITM6:55 pmOsaka Itami
Sep 27
ITM2:00 pmOsaka Itami
21h 34m
2 stops
DCA10:34 pmWashington, D.C. Reagan-National
$1,515
Air Canada
Sep 1
DCA9:40 amWashington, D.C. Reagan-National
20h 15m
2 stops
ITM6:55 pmOsaka Itami
Sep 30
ITM12:50 pmOsaka Itami
20h 10m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$1,519
Air Canada
Sep 6
DCA6:00 amWashington, D.C. Reagan-National
23h 55m
2 stops
ITM6:55 pmOsaka Itami
Sep 13
ITM3:00 pmOsaka Itami
18h 00m
2 stops
DCA8:00 pmWashington, D.C. Reagan-National
$1,564

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

Our best ANA deals on Washington, D.C. Reagan-National Airport to Osaka Itami Airport flight tickets
ANA
Sep 22
DCA9:30 amWashington, D.C. Reagan-National
20h 25m
2 stops
ITM6:55 pmOsaka Itami
Oct 8
ITM2:00 pmOsaka Itami
19h 10m
2 stops
DCA8:10 pmWashington, D.C. Reagan-National
$1,824
ANA
Oct 14
DCA9:30 amWashington, D.C. Reagan-National
20h 25m
2 stops
ITM6:55 pmOsaka Itami
Oct 25
ITM8:00 amOsaka Itami
17h 42m
2 stops
DCA12:42 pmWashington, D.C. Reagan-National
$1,875
ANA
Oct 12
DCA9:30 amWashington, D.C. Reagan-National
19h 40m
2 stops
ITM6:10 pmOsaka Itami
Oct 20
ITM2:00 pmOsaka Itami
19h 10m
2 stops
DCA8:10 pmWashington, D.C. Reagan-National
$1,925

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 May 28, 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

Cheapest round-trip

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 9/20

6:00 am-6:55 pm

2 stops23h 55m

Osaka Itami

Sun 9/27

2:00 pm-10:34 pm

2 stops21h 34m

$1,515

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 9/1

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Wed 9/30

12:50 pm-8:00 pm

2 stops20h 10m

$1,519

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 9/6

6:00 am-6:55 pm

2 stops23h 55m

Osaka Itami

Sun 9/13

3:00 pm-8:00 pm

2 stops18h 00m

$1,564

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 9/20

6:59 am-6:55 pm

2 stops22h 56m

Osaka Itami

Sun 9/27

12:50 pm-10:34 pm

2 stops22h 44m

$1,569

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 9/20

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Sun 9/27

12:50 pm-8:00 pm

2 stops20h 10m

$1,653

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 9/8

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Wed 11/25

3:00 pm-7:57 pm

2 stops18h 57m

$1,680

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Thu 11/19

6:59 am-8:20 pm

2 stops23h 21m

Osaka Itami

Thu 12/3

2:05 pm-9:00 pm

2 stops20h 55m

$1,699

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 9/22

9:59 am-8:30 pm

2 stops21h 31m

Osaka Itami

Thu 10/8

9:25 am-4:13 pm

2 stops19h 48m

$1,721
Quickest round-trip

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sun 9/6

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Sun 10/4

3:00 pm-8:00 pm

2 stops18h 00m

$1,736

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Thu 8/27

6:59 am-7:10 pm

2 stops23h 11m

Osaka Itami

Mon 8/31

2:00 pm-3:38 pm

2 stops38h 38m

$1,788

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 is the most popular carrier 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 40m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Osaka Itami Airport takes 19h 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.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Osaka Itami Airport

  • 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 40m 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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