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

Return flights

03 Dec - 08 Dec	Turkish Airlines
01 Dec - 07 Dec	Turkish Airlines
04 Dec - 07 Dec	Turkish Airlines
03 Dec - 07 Dec	Turkish Airlines
29 Dec - 11 Jan	Lufthansa
05 Dec - 03 Jan	Turkish Airlines
01 Dec - 31 Jan	SWISS
27 Dec - 10 Jan	EgyptAir
18 Dec - 20 Dec	Turkish Airlines
23 Dec - 30 Dec	Turkish Airlines
26 Dec - 12 Jan	Lufthansa
18 Dec - 29 Dec	Turkish Airlines
26 Dec - 13 Jan	Turkish Airlines
29 Dec - 03 Jan	Turkish Airlines
31 Dec - 18 Jan	Air Canada
18 Dec - 13 Jan	Turkish Airlines
31 Dec - 19 Jan	Delta
20 Dec - 30 Dec	Turkish Airlines
19 Dec - 29 Dec	Turkish Airlines
19 Dec - 28 Dec	Turkish Airlines

Also check the deals for one-way flights from Newark 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 Newark to Singapore in December from 783€

Return flights