Cheapest return flights from Singapore to San Francisco in December from $784

Best time to book flights for Singapore (SIN) to San Francisco (SFO) flights at AirHint

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

Return flights

23 Dec - 30 Dec China Airlines
24 Dec - 31 Dec China Airlines
19 Dec - 29 Dec China Airlines
22 Dec - 02 Jan China Airlines
21 Dec - 04 Jan China Airlines
26 Dec - 02 Jan China Airlines
13 Dec - 02 Jan China Airlines
15 Dec - 22 Dec China Airlines
01 Dec - 05 Jan China Airlines
24 Dec - 31 Dec United direct
18 Dec - 27 Dec United direct
01 Dec - 05 Jan United direct
22 Dec - 05 Jan United direct
21 Dec - 04 Jan United direct
19 Dec - 29 Dec United direct
22 Dec - 02 Jan United direct
13 Dec - 02 Jan United direct
12 Dec - 28 Dec United direct
12 Dec - 19 Dec Cathay Pacific
12 Dec - 20 Dec Cathay Pacific

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