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

Return flights

02 Oct - 16 Oct	Cathay Pacific
02 Oct - 23 Oct	Cathay Pacific
13 Oct - 20 Oct	British Airways
01 Oct - 15 Oct	Cathay Pacific
05 Oct - 30 Nov	British Airways
02 Oct - 31 Oct	Cathay Pacific
27 Oct - 08 Nov	British Airways
02 Oct - 13 Oct	British Airways
01 Oct - 17 Oct	Cathay Pacific
08 Oct - 05 Nov	SriLankan Airlines
03 Oct - 18 Oct	SriLankan Airlines
15 Oct - 05 Nov	Etihad Airways
14 Oct - 03 Nov	Etihad Airways
15 Oct - 03 Nov	Etihad Airways
15 Oct - 04 Nov	Etihad Airways
13 Oct - 25 Oct	Etihad Airways
20 Oct - 01 Nov	Etihad Airways
12 Oct - 31 Oct	Etihad Airways
14 Oct - 05 Nov	Emirates
18 Oct - 02 Nov	Etihad Airways

Also check the deals for one-way flights from Toronto to Colombo 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 Colombo in October from 943€

Return flights