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

Return flights

29 Sep - 06 Oct	Frontier Airlines
27 Sep - 30 Sep	Frontier Airlines
18 Sep - 25 Sep	Frontier Airlines
26 Sep - 04 Oct	Frontier Airlines
26 Sep - 29 Sep	Frontier Airlines
15 Sep - 29 Sep	Frontier Airlines
19 Sep - 29 Sep	Frontier Airlines
16 Sep - 01 Oct	Frontier Airlines

Also check the deals for one-way flights from Phoenix 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 Phoenix to Tokyo in September from 557€

Return flights