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

Return flights

05 May - 19 May	Cathay Pacific
05 May - 23 May	Cathay Pacific
04 May - 23 May	Cathay Pacific
01 May - 21 May	Cathay Pacific
03 May - 23 May	Cathay Pacific
25 May - 16 Jun	Cathay Pacific
27 May - 17 Jun	Cathay Pacific
20 May - 13 Jun	Cathay Pacific
22 May - 15 Jun	Cathay Pacific
31 May - 30 Jun	Cathay Pacific
03 May - 23 May	China Southern	direct
20 May - 13 Jun	China Southern	direct

Also check the deals for one-way flights from San Francisco to Guangzhou 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 San Francisco to Guangzhou in May from $761

Return flights