AirHint found the following cheapest return flights from Toronto (YTZ) to Bangkok (BKK) in January 2026 (see full year).

Return flights

21 Jan - 11 Feb	Porter Airlines (Canada) Ltd
23 Jan - 31 Jan	Porter Airlines (Canada) Ltd
18 Jan - 04 Feb	Porter Airlines (Canada) Ltd
11 Jan - 25 Jan	Porter Airlines (Canada) Ltd
04 Jan - 04 Feb	Porter Airlines (Canada) Ltd
05 Jan - 20 Jan	Porter Airlines (Canada) Ltd
06 Jan - 20 Jan	Porter Airlines (Canada) Ltd
07 Jan - 20 Jan	Porter Airlines (Canada) Ltd
05 Jan - 02 Feb	Porter Airlines (Canada) Ltd
19 Jan - 21 Jan	SWISS
06 Jan - 03 Feb	SWISS
20 Jan - 27 Jan	SWISS
18 Jan - 25 Jan	SWISS
08 Jan - 20 Jan	SWISS
22 Jan - 08 Feb	SWISS
27 Jan - 03 Feb	SWISS
20 Jan - 03 Feb	SWISS
27 Jan - 10 Feb	SWISS
26 Jan - 10 Feb	SWISS

Also check the deals for one-way flights from Toronto to Bangkok in January.

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 January from $1209

Return flights