AirHint found the following cheapest return flights from New York (LGA) to San Jose (SJO) in December 2026 (see full year).
Return flights
| 31 Dec - 09 Jan | United | ||
| 16 Dec - 30 Dec | United | ||
| 19 Dec - 30 Dec | Air Canada | ||
| 25 Dec - 02 Jan | Air Canada | ||
| 25 Dec - 31 Dec | United | ||
| 18 Dec - 30 Dec | Delta | ||
| 25 Dec - 03 Jan | Air Canada | ||
| 23 Dec - 04 Jan | Air Canada |
Also check the deals for one-way flights from New York to San Jose in December.
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