AirHint found the following cheapest return flights from Singapore (SIN) to Toronto (YYZ) in August 2025 (see full year).

Return flights

25 Aug - 03 Sep	United
29 Aug - 03 Sep	United
29 Aug - 28 Sep	United
29 Aug - 01 Sep	United
27 Aug - 10 Sep	United
19 Aug - 26 Aug	United
20 Aug - 27 Aug	STARLUX Airlines
25 Aug - 30 Aug	Air India
18 Aug - 01 Sep	Air India
26 Aug - 31 Aug	Air India
18 Aug - 24 Sep	British Airways
17 Aug - 25 Sep	Etihad Airways
21 Aug - 15 Sep	Lufthansa
23 Aug - 30 Aug	Air India
21 Aug - 28 Aug	Air India
17 Aug - 30 Aug	EVA Air
17 Aug - 24 Sep	Cathay Pacific
23 Aug - 29 Aug	Air Canada
16 Aug - 18 Aug	Ethiopian Airlines
21 Aug - 21 Aug	KLM

Also check the deals for one-way flights from Singapore to Toronto in August.

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 Singapore to Toronto in August from 1049€

Return flights