AirHint found the following cheapest one-way flights from Singapore (SIN) to San Francisco (SFO) in December 2025 (see full year).
One-Way flights
| 26 Dec | United | direct | |
| 24 Dec | United | direct | |
| 23 Dec | United | direct | |
| 27 Dec | United | direct | |
| 09 Dec | AirAsia | ||
| 11 Dec | China Airlines | ||
| 22 Dec | ANA | ||
| 10 Dec | Scoot | ||
| 15 Dec | China Airlines | ||
| 13 Dec | China Airlines |
Also check the deals for return flights from Singapore to San Francisco in December.
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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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