AirHint found the following cheapest return flights from San Diego (SAN) to Tokyo (NRT) in October 2025 (see full year).

Return flights

25 Oct - 12 Nov	Air Canada
27 Oct - 04 Nov	Air Canada
29 Oct - 12 Nov	Air Canada
15 Oct - 22 Oct	Air Canada
23 Oct - 04 Nov	Air Canada
23 Oct - 29 Oct	Air Canada
23 Oct - 30 Oct	Air Canada
25 Oct - 08 Nov	Air Canada
15 Oct - 27 Oct	Air Canada
18 Oct - 26 Oct	Air Canada
14 Oct - 28 Oct	United
20 Oct - 30 Oct	United
22 Oct - 04 Nov	United
14 Oct - 21 Oct	Air Canada
16 Oct - 30 Oct	Air Canada
28 Oct - 11 Nov	United
06 Oct - 13 Oct	Hawaiian Airlines
31 Oct - 10 Nov	Frontier Airlines
20 Oct - 03 Nov	United
18 Oct - 03 Nov	SWISS

Also check the deals for one-way flights from San Diego to Tokyo in October.

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 October from 614€

Return flights