AirHint found the following cheapest return flights from Los Angeles (LAX) to San Jose (SJO) in December 2026 (see full year).
Return flights
| 11 Dec - 20 Dec | Avianca | ||
| 11 Dec - 15 Dec | Avianca | ||
| 10 Dec - 14 Dec | Avianca | ||
| 12 Dec - 23 Dec | Alaska Airlines | direct | |
| 11 Dec - 20 Dec | United | direct |
Also check the deals for one-way flights from Los Angeles to San Jose in December.
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