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

Return flights

03 Dec - 16 Dec	Turkish Airlines
09 Dec - 15 Jan	Turkish Airlines
06 Dec - 12 Dec	Turkish Airlines
08 Dec - 14 Dec	Turkish Airlines
02 Dec - 08 Dec	Turkish Airlines
01 Dec - 19 Dec	Cathay Pacific
31 Dec - 16 Jan	Turkish Airlines
06 Dec - 20 Dec	IndiGo
06 Dec - 19 Dec	Turkish Airlines
07 Dec - 12 Jan	Norse Atlantic Airways
11 Dec - 15 Jan	Turkish Airlines
03 Dec - 06 Jan	Turkish Airlines
30 Dec - 18 Jan	Qatar Airways
30 Dec - 08 Jan	Qatar Airways
31 Dec - 20 Jan	Air Canada
12 Dec - 20 Dec	Norse Atlantic Airways
04 Dec - 17 Dec	Delta
23 Dec - 14 Jan	Finnair
15 Dec - 08 Jan	TAP
15 Dec - 18 Dec	Air India

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 792€

Return flights