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

Return flights

07 Oct - 21 Oct	WestJet
16 Oct - 30 Oct	Air Canada
25 Oct - 02 Nov	Air Canada
22 Oct - 06 Nov	Air Canada
12 Oct - 22 Oct	Air Canada
26 Oct - 04 Nov	Air Canada
27 Oct - 03 Nov	ANA
31 Oct - 12 Nov	Air Canada
03 Oct - 23 Oct	WestJet
07 Oct - 28 Oct	Air Canada
19 Oct - 25 Oct	Air Canada
31 Oct - 10 Nov	Air Canada
03 Oct - 17 Oct	WestJet
01 Oct - 09 Oct	Air Canada
01 Oct - 23 Oct	Air Canada
20 Oct - 24 Oct	Air Canada
20 Oct - 29 Nov	Air Canada
11 Oct - 03 Nov	Air France

Also check the deals for one-way flights from Toronto to Singapore 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 Singapore in October from 710€

Return flights