AirHint found the following cheapest return flights from Ontario (ONT) to Mumbai (BOM) in December 2025 (see full year).

Return flights

24 Dec - 28 Jan	British Airways
03 Dec - 13 Jan	British Airways
01 Dec - 13 Dec	Qatar Airways
23 Dec - 20 Jan	British Airways
04 Dec - 19 Jan	British Airways
08 Dec - 20 Jan	British Airways
26 Dec - 30 Jan	British Airways
14 Dec - 13 Jan	British Airways
06 Dec - 15 Jan	British Airways
22 Dec - 23 Jan	British Airways
15 Dec - 12 Jan	British Airways
22 Dec - 31 Dec	British Airways
07 Dec - 13 Dec	Qatar Airways
05 Dec - 31 Dec	British Airways
10 Dec - 31 Dec	British Airways
21 Dec - 28 Dec	British Airways
13 Dec - 29 Dec	British Airways
20 Dec - 31 Dec	Qatar Airways
18 Dec - 31 Dec	Qatar Airways
12 Dec - 19 Dec	British Airways

Also check the deals for one-way flights from Ontario to Mumbai in December.

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 Ontario to Mumbai in December from $1380

Return flights