Cheapest return flights from Singapore to San Francisco in September from 755€

Best time to book flights for Singapore (SIN) to San Francisco (SFO) flights at AirHint

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

Return flights

04 Sep - 18 Sep Singapore Airlines direct
07 Sep - 21 Sep Singapore Airlines direct
09 Sep - 14 Sep Singapore Airlines direct
15 Sep - 20 Sep Singapore Airlines direct
12 Sep - 15 Sep China Airlines
01 Sep - 15 Sep United direct
13 Sep - 28 Sep United direct
12 Sep - 15 Sep Singapore Airlines direct

Also check the deals for one-way flights from Singapore 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.

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