Cheapest return flights from Washington to Tokyo in September from $1124

Best time to book flights for Washington (IAD) to Tokyo (HND) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Tokyo (HND) in September 2025 (see full year).

Return flights

02 Sep - 16 Sep Alaska Airlines
10 Sep - 24 Sep Alaska Airlines
03 Sep - 21 Sep Alaska Airlines
17 Sep - 24 Sep Alaska Airlines
01 Sep - 07 Sep Turkish Airlines
10 Sep - 18 Sep Alaska Airlines
14 Sep - 28 Sep Alaska Airlines
17 Sep - 30 Sep Alaska Airlines
16 Sep - 22 Sep Alaska Airlines
23 Sep - 30 Sep Alaska Airlines
29 Sep - 11 Oct Alaska Airlines
26 Sep - 03 Oct Alaska Airlines
24 Sep - 08 Oct Turkish Airlines
23 Sep - 04 Oct Alaska Airlines
24 Sep - 08 Oct ANA direct
29 Sep - 11 Oct ANA direct
23 Sep - 04 Oct ANA direct
25 Sep - 08 Oct Air Canada
26 Sep - 03 Oct ANA direct

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

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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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