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

Return flights

03 Dec - 14 Dec	United
04 Dec - 14 Dec	United
09 Dec - 15 Jan	ANA
06 Dec - 10 Dec	United
14 Dec - 30 Dec	United
18 Dec - 22 Dec	Air India
12 Dec - 03 Jan	Air Canada
16 Dec - 06 Jan	Finnair
23 Dec - 03 Jan	Singapore Airlines
20 Dec - 03 Jan	Finnair
17 Dec - 03 Jan	Finnair
18 Dec - 04 Jan	Finnair
19 Dec - 10 Jan	Finnair
18 Dec - 03 Jan	Finnair
19 Dec - 11 Jan	Ethiopian 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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from New York to Singapore in December from 795€

Return flights