AirHint found the following cheapest return flights from Singapore (SIN) to Los Angeles (LAX) in December 2025 (see full year).

Return flights

11 Dec - 31 Dec	China Airlines
08 Dec - 23 Dec	China Airlines
13 Dec - 27 Dec	Cathay Pacific
19 Dec - 27 Dec	Cathay Pacific
15 Dec - 01 Jan	Cathay Pacific
20 Dec - 27 Dec	China Airlines
13 Dec - 20 Dec	STARLUX Airlines
26 Dec - 08 Jan	Singapore Airlines	direct
21 Dec - 04 Jan	Singapore Airlines	direct
11 Dec - 31 Dec	Singapore Airlines	direct
01 Dec - 12 Dec	Delta
15 Dec - 01 Jan	Singapore Airlines	direct
18 Dec - 30 Dec	Singapore Airlines	direct
13 Dec - 27 Dec	Singapore Airlines	direct

Also check the deals for one-way flights from Singapore to Los Angeles in December.

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 Singapore to Los Angeles in December from 751€

Return flights