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

Return flights

13 Oct - 23 Oct	WestJet
20 Oct - 10 Nov	WestJet
05 Oct - 12 Oct	WestJet
23 Oct - 27 Oct	WestJet
16 Oct - 06 Nov	WestJet
02 Oct - 16 Oct	WestJet
04 Oct - 14 Oct	WestJet
04 Oct - 25 Oct	WestJet
02 Oct - 03 Nov	WestJet
02 Oct - 21 Oct	WestJet
02 Oct - 25 Oct	WestJet
29 Oct - 17 Nov	Flair Airlines
02 Oct - 11 Oct	WestJet
13 Oct - 27 Oct	WestJet
21 Oct - 17 Nov	Air Canada
06 Oct - 12 Nov	Philippine Airlines
28 Oct - 24 Nov	Etihad Airways
25 Oct - 05 Nov	Air Canada
13 Oct - 06 Nov	Philippine Airlines
06 Oct - 03 Nov	Etihad Airways

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 606€

Return flights