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

Return flights

11 Nov - 17 Nov	Air India
17 Nov - 24 Nov	Philippine Airlines
03 Nov - 25 Nov	Philippine Airlines
17 Nov - 24 Nov	Singapore Airlines	direct
11 Nov - 17 Nov	Singapore Airlines	direct
06 Nov - 23 Nov	Air India
08 Nov - 14 Nov	Air India
07 Nov - 17 Nov	Air India
04 Nov - 16 Nov	Korean Air
18 Nov - 09 Dec	Korean Air
27 Nov - 18 Dec	Korean Air
01 Nov - 14 Nov	Air China
23 Nov - 01 Dec	Korean Air
07 Nov - 02 Dec	Korean Air
18 Nov - 09 Dec	Singapore Airlines	direct
27 Nov - 18 Dec	United	direct
07 Nov - 02 Dec	United	direct
23 Nov - 01 Dec	United	direct

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

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 San Francisco to Singapore in November from $618

Return flights