Cheapest one-way flights from Washington to Tokyo in September from $413

AirHint found the following cheapest one-way flights from Washington (DCA) to Tokyo (NRT) in September 2025 (see full year).

One-Way flights

27 Sep Alaska Airlines
09 Sep Frontier Airlines
13 Sep Frontier Airlines
10 Sep Frontier Airlines
06 Sep Frontier Airlines
25 Sep Frontier Airlines
15 Sep Frontier Airlines
28 Sep Frontier Airlines
26 Sep Air Canada
29 Sep United

Also check the deals for return flights from Washington to Tokyo in September.

Skyscanner

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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