AirHint found the following cheapest return flights from New York (JFK) to Singapore (SIN) in December 2025 (see full year).

Return flights

09 Dec - 16 Dec	Cathay Pacific
07 Dec - 23 Dec	ANA
09 Dec - 23 Dec	Cathay Pacific
09 Dec - 24 Dec	Cathay Pacific
10 Dec - 17 Dec	ANA
10 Dec - 21 Dec	ANA
10 Dec - 24 Dec	ANA
06 Dec - 13 Dec	Cathay Pacific
09 Dec - 13 Dec	Cathay Pacific
15 Dec - 22 Dec	Xiamen Airlines
29 Dec - 16 Jan	Etihad Airways
27 Dec - 23 Jan	Air Europa
27 Dec - 20 Jan	Air Europa
25 Dec - 13 Jan	Norse Atlantic Airways
25 Dec - 21 Jan	Norse Atlantic Airways
27 Dec - 16 Jan	Air Europa
26 Dec - 13 Jan	Xiamen Airlines
15 Dec - 06 Jan	Norse Atlantic Airways
26 Dec - 14 Jan	Delta
27 Dec - 14 Jan	Delta

Also check the deals for one-way flights from New York to Singapore 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 New York to Singapore in December from 832€

Return flights