Cheapest return flights from San Francisco to Singapore in August from $746

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

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

Return flights

10 Aug - 08 Sep Singapore Airlines direct
22 Aug - 08 Sep Singapore Airlines direct
26 Aug - 08 Sep Singapore Airlines direct
26 Aug - 05 Sep Singapore Airlines direct
08 Aug - 20 Aug United
13 Aug - 18 Aug United
03 Aug - 20 Aug ANA
09 Aug - 25 Aug ANA
06 Aug - 23 Aug United
01 Aug - 15 Aug Singapore Airlines
06 Aug - 23 Aug Singapore Airlines direct
08 Aug - 20 Aug Singapore Airlines direct
04 Aug - 11 Aug United
09 Aug - 25 Aug Singapore Airlines direct
29 Aug - 05 Sep United

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

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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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