Cheapest return flights from Taipei to San Francisco in September from $644

Best time to book flights for Taipei (TPE) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from Taipei (TPE) to San Francisco (SFO) in September 2025 (see full year).

Return flights

15 Sep - 18 Sep Cathay Pacific
17 Sep - 27 Sep Cathay Pacific
01 Sep - 19 Sep Cathay Pacific
17 Sep - 28 Sep Cathay Pacific
05 Sep - 13 Sep Cathay Pacific
01 Sep - 07 Sep Cathay Pacific
04 Sep - 11 Sep Cathay Pacific
01 Sep - 14 Sep Cathay Pacific
01 Sep - 05 Sep Cathay Pacific
03 Sep - 13 Sep Cathay Pacific
30 Sep - 12 Oct Cathay Pacific
22 Sep - 06 Oct Cathay Pacific
29 Sep - 09 Oct Cathay Pacific
30 Sep - 11 Oct Cathay Pacific
28 Sep - 12 Oct Cathay Pacific
26 Sep - 10 Oct Cathay Pacific
27 Sep - 11 Oct Cathay Pacific
22 Sep - 06 Oct United direct
29 Sep - 09 Oct United direct
23 Sep - 23 Oct United direct

Also check the deals for one-way flights from Taipei to San Francisco in September.

Skyscanner

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.

Book a cheap hotel in San Francisco

Cheap car rent in San Francisco