AirHint found the following cheapest return flights from Washington (IAD) to Tokyo (NRT) in August 2026 (see full year).

Return flights

03 Aug - 01 Sep	Air Premia
05 Aug - 28 Aug	Air Premia
25 Aug - 03 Sep	Air Canada
05 Aug - 19 Aug	Air Premia
03 Aug - 17 Aug	Air Premia
23 Aug - 27 Aug	Air Canada
26 Aug - 02 Sep	Air Canada
18 Aug - 25 Aug	Air Canada
21 Aug - 28 Aug	Air Canada
28 Aug - 12 Sep	Air Canada
04 Aug - 24 Aug	Air Canada
24 Aug - 11 Sep	Alaska Airlines
08 Aug - 20 Aug	Air Canada
04 Aug - 18 Aug	Air Canada
03 Aug - 18 Aug	Air Canada
23 Aug - 09 Sep	Emirates

Also check the deals for one-way flights from Washington to Tokyo in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Washington to Tokyo in August from 739€

Return flights