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

Return flights

14 Dec - 24 Dec	British Airways
15 Dec - 15 Jan	Alaska Airlines
05 Dec - 12 Dec	British Airways
30 Dec - 10 Jan	British Airways
30 Dec - 20 Jan	Qatar Airways
16 Dec - 20 Dec	British Airways
28 Dec - 17 Jan	British Airways
06 Dec - 13 Dec	Qatar Airways
28 Dec - 18 Jan	Qatar Airways
25 Dec - 28 Dec	Qatar Airways
26 Dec - 28 Dec	Qatar Airways
07 Dec - 14 Dec	Qatar Airways
16 Dec - 23 Dec	Qatar Airways
21 Dec - 11 Jan	Qatar Airways
24 Dec - 13 Jan	Qatar Airways
24 Dec - 03 Jan	Qatar Airways

Also check the deals for one-way flights from Ontario to Casablanca 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 Casablanca in December from $1486

Return flights