AirHint found the following cheapest one-way flights from Newark (EWR) to San Juan (SJU) in December 2026 (see full year).
One-Way flights
| 08 Dec | United | direct | |
| 31 Dec | United | direct | |
| 06 Dec | Arajet | ||
| 05 Dec | Arajet | ||
| 20 Dec | United | direct | |
| 18 Dec | United | direct | |
| 26 Dec | United | direct | |
| 25 Dec | United | direct |
Also check the deals for return flights from Newark to San Juan in December.
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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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