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

Return flights

11 Dec - 18 Dec	Turkish Airlines
03 Dec - 10 Dec	Delta
02 Dec - 09 Dec	Delta
02 Dec - 29 Dec	Delta
01 Dec - 31 Jan	Delta
14 Dec - 21 Jan	Gulf Air
31 Dec - 24 Jan	Air Canada
30 Dec - 18 Jan	Cathay Pacific
30 Dec - 07 Jan	Cathay Pacific
30 Dec - 19 Jan	IndiGo
25 Dec - 30 Dec	Turkish Airlines
30 Dec - 17 Jan	Turkish Airlines
16 Dec - 06 Jan	Lufthansa
25 Dec - 11 Jan	IndiGo
14 Dec - 04 Jan	Saudia
22 Dec - 30 Dec	Finnair
20 Dec - 27 Dec	Turkish Airlines
19 Dec - 26 Dec	IndiGo

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 888€

Return flights