AirHint found the following cheapest return flights from Toronto (YYZ) to Tokyo (HND) in September 2025 (see full year).

Return flights

18 Sep - 25 Sep	Air Canada	direct
01 Sep - 17 Sep	Delta
08 Sep - 25 Sep	Delta
08 Sep - 20 Sep	Delta
05 Sep - 19 Sep	Delta
02 Sep - 24 Sep	Delta
08 Sep - 29 Sep	Delta
03 Sep - 11 Sep	Delta
07 Sep - 19 Sep	Delta
10 Sep - 19 Sep	Delta
26 Sep - 14 Oct	Delta
24 Sep - 05 Oct	Delta
15 Sep - 01 Oct	Delta
03 Sep - 01 Oct	Delta
24 Sep - 14 Oct	Delta
19 Sep - 10 Oct	Delta
22 Sep - 09 Oct	Delta
23 Sep - 06 Oct	Delta
26 Sep - 15 Oct	Delta
18 Sep - 06 Oct	Delta

Also check the deals for one-way flights from Toronto 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 Toronto to Tokyo in September from 816€

Return flights