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 April , May 2026

28 Apr - 20 May $ 1,074.00
DCA
Washington
Frontier Airlines
3 STOPS
ITM
Osaka
ITM
Osaka
Frontier Airlines
3 STOPS
DCA
Washington
Pick dates
28 Apr - 09 May $ 1,102.00
DCA
Washington
Frontier Airlines
3 STOPS
ITM
Osaka
ITM
Osaka
Frontier Airlines
3 STOPS
DCA
Washington
Pick dates
21 Apr - 10 May $ 1,118.00
DCA
Washington
Frontier Airlines
3 STOPS
ITM
Osaka
ITM
Osaka
Frontier Airlines
3 STOPS
DCA
Washington
Pick dates

Last minute flights from Washington to Osaka

20 Apr - 30 Apr $ 1,569.00
DCA
Washington
United Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
United Airlines
2 STOPS
DCA
Washington
Pick dates
08 Apr - 30 Apr $ 3,086.00
DCA
Washington
Alaska Airlines
2 STOPS
ITM
Osaka
ITM
Osaka
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates
09 Apr - 30 Apr $ 3,146.00
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

1:59 PM - 5:35 PM
All Nippon Airways
3 Stops
39h 56m
DCA - ITM
$ 534
Kiwi
Pick dates
6:00 AM - 4:00 PM
United Airlines
2 Stops
22h 5m
DCA - ITM
$ 997
Kiwi
Pick dates
8:20 AM - 5:00 PM
All Nippon Airways
2 Stops
20h 50m
DCA - ITM
$ 1,842
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.