Cheapest one-way flights from San Francisco to Singapore in December from $279

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Singapore (SIN) in December 2025 (see full year).

One-Way flights

01 Dec Singapore Airlines direct
02 Dec Singapore Airlines direct
06 Dec Asiana Airlines
25 Dec Air India
26 Dec Asiana Airlines
24 Dec Asiana Airlines
22 Dec Asiana Airlines
14 Dec Asiana Airlines
12 Dec Hawaiian Airlines
06 Dec Singapore Airlines direct

Also check the deals for return flights from San Francisco to Singapore in December.

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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