Cheapest return flights from San Francisco to Singapore in December from $534

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

Return flights

02 Dec - 23 Dec Singapore Airlines direct
02 Dec - 25 Dec Singapore Airlines direct
03 Dec - 24 Dec Singapore Airlines direct
03 Dec - 23 Dec Singapore Airlines direct
03 Dec - 26 Dec Singapore Airlines direct
03 Dec - 21 Jan Singapore Airlines direct
02 Dec - 09 Dec Singapore Airlines
02 Dec - 16 Dec Singapore Airlines
04 Dec - 24 Dec Singapore Airlines direct
02 Dec - 09 Dec Singapore Airlines direct
02 Dec - 17 Dec Singapore Airlines direct
31 Dec - 27 Jan Singapore Airlines direct
31 Dec - 21 Jan Singapore Airlines direct
09 Dec - 12 Jan Asiana Airlines
30 Dec - 29 Jan United direct
30 Dec - 20 Jan Air Canada
31 Dec - 16 Jan Singapore Airlines direct
30 Dec - 16 Jan Singapore Airlines direct
03 Dec - 06 Jan ANA
08 Dec - 06 Jan ANA

Also check the deals for one-way 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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Feel free to contact us with any feedback or request another flight research.