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

Return flights

21 Oct - 28 Oct	ANA
01 Oct - 30 Oct	United
14 Oct - 21 Oct	United
07 Oct - 21 Oct	United
28 Oct - 19 Nov	United
28 Oct - 12 Nov	United
28 Oct - 25 Nov	United
21 Oct - 31 Oct	ANA
23 Oct - 28 Oct	ANA
25 Oct - 05 Nov	United
17 Oct - 28 Oct	ANA
11 Oct - 27 Oct	United
28 Oct - 08 Nov	United
28 Oct - 22 Nov	United
07 Oct - 14 Oct	United
03 Oct - 24 Oct	United
20 Oct - 10 Nov	Air Canada
23 Oct - 17 Nov	Air Canada
17 Oct - 02 Nov	ANA
27 Oct - 02 Nov	Air Canada

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 709€

Return flights