Cheapest return flights from San Francisco to Singapore in September from $513

AirHint found the following cheapest return flights from San Francisco (SFO) to Singapore (SIN) in September 2026 (see full year).

Return flights

12 Sep - 26 Sep Singapore Airlines direct
02 Sep - 23 Sep Singapore Airlines direct
08 Sep - 29 Sep Singapore Airlines direct
09 Sep - 30 Sep Singapore Airlines direct
01 Sep - 22 Sep Singapore Airlines direct
09 Sep - 21 Sep Singapore Airlines direct
16 Sep - 22 Sep Singapore Airlines direct
02 Sep - 12 Sep Singapore Airlines direct
08 Sep - 27 Sep Singapore Airlines direct
13 Sep - 22 Sep Singapore Airlines direct
29 Sep - 14 Oct Singapore Airlines direct
22 Sep - 13 Oct Singapore Airlines direct
23 Sep - 21 Oct Singapore Airlines direct
15 Sep - 06 Oct Singapore Airlines direct
29 Sep - 10 Oct Singapore Airlines direct
15 Sep - 04 Oct Singapore Airlines direct
16 Sep - 12 Oct Singapore Airlines direct
23 Sep - 17 Oct Singapore Airlines direct
30 Sep - 07 Oct Singapore Airlines direct
22 Sep - 14 Oct Singapore Airlines direct

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

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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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