AirHint found the following cheapest return flights from Tokyo (TYO) to San Jose (SJC) in September 2025 (see full year).

Return flights

14 Sep - 18 Sep	Zipair	direct
07 Sep - 14 Sep	Zipair	direct
10 Sep - 17 Sep	Zipair	direct
10 Sep - 18 Sep	Zipair	direct
24 Sep - 08 Oct	Zipair	direct
13 Sep - 22 Sep	Zipair	direct
15 Sep - 19 Sep	EVA Air
09 Sep - 16 Sep	EVA Air
08 Sep - 16 Sep	EVA Air
01 Sep - 01 Sep	Delta

Also check the deals for one-way flights from Tokyo to San Jose 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 Tokyo to San Jose in September from 496€

Return flights