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

Return flights

23 Dec - 26 Dec	Frontier Airlines
27 Dec - 31 Dec	WestJet
27 Dec - 01 Jan	WestJet
24 Dec - 27 Dec	Frontier Airlines
23 Dec - 27 Dec	Frontier Airlines
24 Dec - 28 Dec	Frontier Airlines
10 Dec - 17 Dec	Air Canada
20 Dec - 01 Jan	Alaska Airlines

Also check the deals for one-way flights from Ontario to Vancouver 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 Vancouver in December from 388€

Return flights