AirHint found the following cheapest return flights from Houston (HOU) to Tokyo (NRT) in September 2025 (see full year).

Return flights

10 Sep - 17 Sep	Zipair	direct
03 Sep - 17 Sep	Zipair	direct
13 Sep - 22 Sep	Zipair	direct
08 Sep - 17 Sep	Zipair	direct
13 Sep - 20 Sep	Zipair	direct
03 Sep - 12 Sep	Zipair	direct
17 Sep - 29 Sep	Zipair	direct
10 Sep - 29 Sep	Zipair	direct
01 Sep - 08 Sep	Zipair	direct
15 Sep - 26 Sep	Zipair	direct
22 Sep - 01 Oct	Zipair	direct
29 Sep - 07 Oct	Zipair
29 Sep - 07 Oct	United	direct
25 Sep - 05 Oct	Air Canada
25 Sep - 05 Oct	United	direct

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

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 Houston to Tokyo in September from $672

Return flights