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

Return flights

10 Dec - 14 Dec	WestJet
12 Dec - 14 Dec	WestJet
10 Dec - 15 Dec	WestJet
12 Dec - 13 Dec	WestJet
11 Dec - 14 Dec	Alaska Airlines
12 Dec - 18 Dec	WestJet
11 Dec - 15 Dec	Alaska Airlines
16 Dec - 01 Jan	Frontier Airlines
05 Dec - 08 Dec	WestJet
16 Dec - 19 Dec	United
16 Dec - 20 Dec	United
30 Dec - 03 Jan	Frontier Airlines

Also check the deals for one-way flights from San Diego 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 San Diego to Vancouver in December from 134€

Return flights