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

Return flights

28 Oct - 25 Nov	Finnair
23 Oct - 11 Nov	Finnair
23 Oct - 13 Nov	Finnair
02 Oct - 24 Nov	Finnair
02 Oct - 11 Oct	Finnair
02 Oct - 14 Oct	Finnair
16 Oct - 07 Nov	Finnair
27 Oct - 10 Nov	Finnair
01 Oct - 18 Oct	Finnair
21 Oct - 28 Oct	Finnair
19 Oct - 26 Oct	Finnair
14 Oct - 21 Oct	Finnair
01 Oct - 19 Oct	Finnair
03 Oct - 11 Oct	Qatar Airways
21 Oct - 07 Nov	Qatar Airways
25 Oct - 28 Oct	Qatar Airways
06 Oct - 09 Oct	Finnair
22 Oct - 01 Nov	Qatar Airways
07 Oct - 18 Nov	Qatar Airways

Also check the deals for one-way flights from Ontario to Shanghai 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 Ontario to Shanghai in October from $1200

Return flights