Earn point on your loyalty program!arrow arc left

Cheap flights from Washington (DCA) to Osaka (ITM)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Washington (DCA) to Osaka (ITM)

How to find the cheapest flight from Washington (DCA) to Osaka (ITM)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Osaka (ITM)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Osaka (ITM)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Washington to Osaka in December 2025 , January 2026

31 Dec - 28 Jan $ 1,316.00
DCA
Washington
Hawaiian Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Hawaiian Airlines
3 STOPS
DCA
Washington
Pick dates
31 Dec - 28 Jan $ 1,324.00
DCA
Washington
Hawaiian Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Hawaiian Airlines
3 STOPS
DCA
Washington
Pick dates
21 Dec - 06 Jan $ 5,533.00
DCA
Washington
All Nippon Airways
2 STOPS
ITM
Osaka
ITM
Osaka
All Nippon Airways
2 STOPS
DCA
Washington
Pick dates

Last minute flights from Washington to Osaka

29 Dec - 31 Dec $ 2,363.00
DCA
Washington
Alaska Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates
21 Dec - 31 Dec $ 3,372.00
DCA
Washington
Alaska Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates
24 Dec - 31 Dec $ 3,623.00
DCA
Washington
Alaska Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates

One-way flights to Osaka from Washington

8:00 AM - 6:20 AM
All Nippon Airways
2 Stops
33h 30m
DCA - ITM
$ 796
Kiwi
Pick dates
7:00 AM - 5:00 PM
United Airlines
2 Stops
21h 10m
DCA - ITM
$ 1,770
Kiwi
Pick dates
6:00 AM - 5:00 PM
United Airlines
2 Stops
22h 10m
DCA - ITM
$ 1,770
Kiwi
Pick dates

How to find the cheapest flight from Washington (DCA) to Osaka (ITM)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Osaka (ITM)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Osaka (ITM)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.