AirHint found the following cheapest return flights from San Diego (SAN) to Tokyo (NRT) in September 2026 (see full year).

Return flights

09 Sep - 25 Sep	United
01 Sep - 11 Sep	United
01 Sep - 15 Sep	United
02 Sep - 14 Sep	United
23 Sep - 02 Oct	United
24 Sep - 06 Oct	Air Canada
29 Sep - 13 Oct	Air Canada
24 Sep - 24 Oct	Japan Airlines	direct
08 Sep - 14 Sep	United
20 Sep - 30 Sep	United
21 Sep - 28 Sep	Air Canada
12 Sep - 28 Sep	Alaska Airlines
25 Sep - 09 Oct	Alaska Airlines
26 Sep - 06 Oct	SWISS

Also check the deals for one-way flights from San Diego 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 San Diego to Tokyo in September from 726€

Return flights