AirHint found the following cheapest return flights from Washington (DCA) to Tokyo (NRT) in July 2025 (see full year).

Return flights

31 Jul - 07 Aug	Air Canada
31 Jul - 12 Aug	Air Canada
31 Jul - 15 Aug	Air Canada
27 Jul - 03 Aug	Air Canada
31 Jul - 17 Aug	Air Canada
31 Jul - 16 Aug	Air Canada
31 Jul - 03 Aug	Air Canada
31 Jul - 18 Aug	Air Canada
30 Jul - 02 Aug	WestJet

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

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 July from 1331€

Return flights