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

Return flights

03 Nov - 10 Nov	Philippine Airlines
25 Nov - 01 Dec	Korean Air
12 Nov - 19 Nov	Asiana Airlines
27 Nov - 02 Dec	Air Canada
04 Nov - 18 Nov	Korean Air
07 Nov - 17 Nov	Korean Air
07 Nov - 12 Nov	Korean Air
04 Nov - 18 Nov	United	direct
12 Nov - 19 Nov	United	direct
27 Nov - 02 Dec	United	direct
03 Nov - 10 Nov	United	direct
07 Nov - 17 Nov	United	direct
07 Nov - 12 Nov	United	direct
24 Nov - 01 Dec	Air India
24 Nov - 01 Dec	United	direct
25 Nov - 01 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 564€

Return flights