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

Return flights

25 Dec - 07 Jan	British Airways
07 Dec - 14 Dec	Qatar Airways
23 Dec - 30 Dec	British Airways
24 Dec - 01 Jan	British Airways
30 Dec - 06 Jan	British Airways
20 Dec - 03 Jan	Finnair
16 Dec - 02 Jan	British Airways

Also check the deals for one-way flights from Ontario to Shanghai 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 Shanghai in December from $1912

Return flights