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

Return flights

16 Dec - 04 Jan	Xiamen Airlines
09 Dec - 28 Dec	Air Canada
03 Dec - 07 Dec	Korean Air
26 Dec - 03 Jan	Korean Air
24 Dec - 04 Jan	Delta
29 Dec - 21 Jan	Korean Air
20 Dec - 10 Jan	China Airlines
08 Dec - 05 Jan	China Airlines
13 Dec - 03 Jan	China Eastern
08 Dec - 02 Jan	Scoot Tigerair
14 Dec - 25 Dec	Cathay Pacific
15 Dec - 25 Dec	Cathay Pacific
05 Dec - 26 Dec	Cathay Pacific
14 Dec - 21 Dec	Cathay Pacific
01 Dec - 14 Dec	Cathay Pacific
03 Dec - 17 Dec	Cathay Pacific
19 Dec - 03 Jan	Cathay Pacific
19 Dec - 01 Jan	Cathay Pacific
10 Dec - 25 Dec	Cathay Pacific
21 Dec - 26 Dec	Cathay Pacific

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 $766

Return flights