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

Return flights

29 Dec - 15 Jan	United
30 Dec - 14 Jan	United
26 Dec - 23 Jan	United
31 Dec - 14 Jan	United
26 Dec - 15 Jan	United
31 Dec - 18 Jan	Air Canada	direct
29 Dec - 18 Jan	Air Canada	direct
30 Dec - 13 Jan	United
24 Dec - 12 Jan	Delta
23 Dec - 12 Jan	Delta
29 Dec - 31 Dec	Delta
24 Dec - 26 Dec	United
24 Dec - 31 Dec	Delta
23 Dec - 31 Dec	Delta
23 Dec - 27 Dec	Delta
23 Dec - 29 Dec	Delta
23 Dec - 30 Dec	Delta
24 Dec - 29 Dec	Delta
25 Dec - 29 Dec	United
25 Dec - 30 Dec	United

Also check the deals for one-way flights from Toronto to Tokyo in December.

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 December from 866€

Return flights