AirHint found the following cheapest return flights from Mumbai (BOM) to Toronto (YYZ) in September 2025 (see full year).

Return flights

30 Sep - 06 Oct	Air India
30 Sep - 28 Oct	Air India
29 Sep - 01 Oct	Air India
23 Sep - 06 Oct	Air India
24 Sep - 28 Sep	Air India
30 Sep - 21 Oct	Air India
23 Sep - 30 Sep	Air India
25 Sep - 19 Oct	Air India
24 Sep - 29 Sep	Air India
24 Sep - 30 Sep	Air India
24 Sep - 12 Oct	Air India
26 Sep - 02 Oct	Air India
26 Sep - 13 Oct	British Airways
29 Sep - 04 Oct	Air India
22 Sep - 29 Sep	IndiGo
21 Sep - 28 Sep	Air India
22 Sep - 30 Sep	Air India
18 Sep - 29 Sep	Air India
19 Sep - 26 Sep	Virgin Atlantic
18 Sep - 30 Sep	Virgin Atlantic

Also check the deals for one-way flights from Mumbai to Toronto in September.

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 Mumbai to Toronto in September from $762

Return flights