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

Return flights

04 Dec - 11 Dec	IndiGo
01 Dec - 08 Dec	ANA
08 Dec - 14 Dec	Delta
05 Dec - 14 Dec	IndiGo
03 Dec - 28 Dec	IndiGo
11 Dec - 26 Dec	Turkish Airlines
26 Dec - 07 Jan	Cathay Pacific
24 Dec - 28 Dec	Kuwait Airways
26 Dec - 31 Dec	Cathay Pacific
23 Dec - 27 Dec	IndiGo
23 Dec - 28 Dec	IndiGo
17 Dec - 22 Jan	IndiGo
18 Dec - 07 Jan	Kuwait Airways
17 Dec - 10 Jan	Air France
16 Dec - 10 Jan	Air France
14 Dec - 10 Jan	Air France
16 Dec - 09 Jan	Air France
17 Dec - 09 Jan	Air France
15 Dec - 10 Jan	Singapore Airlines
26 Dec - 02 Jan	Singapore Airlines

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 858€

Return flights