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

Return flights

01 May - 08 May	Philippine Airlines
08 May - 11 May	Philippine Airlines
01 May - 09 May	Philippine Airlines
01 May - 12 May	Cathay Pacific
04 May - 10 May	Cathay Pacific
15 May - 22 May	Cathay Pacific
19 May - 26 May	Cathay Pacific
12 May - 22 May	Cathay Pacific
18 May - 25 May	Cathay Pacific
22 May - 30 May	Cathay Pacific
01 May - 27 Jun	Cathay Pacific
01 May - 27 Jun	STARLUX Airlines	direct

Also check the deals for one-way flights from Taipei 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 Taipei to San Francisco in May from 510€

Return flights