AirHint found the following cheapest return flights from Toronto (YTZ) to Bangkok (BKK) in October 2025 (see full year).

Return flights

12 Oct - 29 Oct	Porter Airlines (Canada) Ltd
19 Oct - 26 Oct	Emirates
14 Oct - 11 Nov	Emirates
19 Oct - 02 Nov	Emirates
19 Oct - 16 Nov	Emirates
01 Oct - 08 Oct	Emirates
09 Oct - 16 Oct	Emirates
21 Oct - 28 Oct	Emirates
19 Oct - 13 Nov	Emirates
23 Oct - 20 Nov	Emirates
07 Oct - 28 Oct	Emirates
01 Oct - 14 Oct	Emirates
01 Oct - 21 Oct	Emirates
07 Oct - 21 Oct	Emirates
22 Oct - 12 Nov	Emirates
21 Oct - 11 Nov	Emirates
20 Oct - 12 Nov	Emirates
20 Oct - 11 Nov	Emirates
03 Oct - 26 Oct	Emirates
03 Oct - 03 Nov	Emirates

Also check the deals for one-way flights from Toronto to Bangkok 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 Toronto to Bangkok in October from $1500

Return flights