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

Return flights

16 Sep - 23 Sep	WestJet
01 Sep - 10 Sep	Delta
03 Sep - 11 Sep	Delta
01 Sep - 08 Sep	Delta
02 Sep - 11 Sep	Delta
01 Sep - 14 Sep	Delta
10 Sep - 23 Sep	Delta
16 Sep - 30 Sep	Delta
09 Sep - 30 Sep	Delta
07 Sep - 26 Sep	Delta
06 Sep - 05 Oct	Delta
16 Sep - 01 Oct	Delta
29 Sep - 06 Oct	Delta
25 Sep - 09 Oct	Delta
17 Sep - 01 Oct	Delta
18 Sep - 01 Oct	Delta
19 Sep - 07 Oct	Delta
22 Sep - 06 Oct	Delta
18 Sep - 09 Oct	Delta
26 Sep - 03 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 874€

Return flights