AirHint found the following cheapest return flights from Vancouver (YVR) to San Francisco (SFO) in May 2026 (see full year).

Return flights

01 May - 04 May	Flair Airlines	direct
13 May - 19 May	Flair Airlines
26 May - 02 Jun	WestJet
08 May - 11 May	Flair Airlines	direct
20 May - 24 May	Flair Airlines
02 May - 05 May	WestJet
23 May - 26 May	WestJet
18 May - 20 May	WestJet
02 May - 05 May	Air Canada	direct
02 May - 04 May	Air Canada	direct
13 May - 17 May	United	direct
26 May - 02 Jun	United	direct
28 May - 15 Jun	WestJet
28 May - 15 Jun	United	direct

Also check the deals for one-way flights from Vancouver to San Francisco in May.

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 Vancouver to San Francisco in May from $186

Return flights