AirHint found the following cheapest one-way flights from Newark (EWR) to Singapore (SIN) in December 2025 (see full year).
One-Way flights
| 08 Dec | Air Canada | ||
| 04 Dec | United | ||
| 02 Dec | Frontier Airlines | ||
| 05 Dec | Frontier Airlines | ||
| 03 Dec | ANA | ||
| 13 Dec | FrenchBee | ||
| 11 Dec | TAP | ||
| 27 Dec | Lufthansa | ||
| 25 Dec | SWISS | ||
| 26 Dec | Delta |
Also check the deals for return flights from Newark to Singapore in December.
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