There is no minimum hour requirements for a CFII add-on. Below is an estimate for a CFII helicopter add-on in the Enstrom F28.
| CFII Add-On Enstrom F28 | |
| 5 Hours of flight with an instructor @ $360hr | $1,800 |
| 5 Hours Classroom Instruction @ $45hr | $450 |
| Practical Exam Fee | $600 |
| Total | $2,850* |
*This cost is an estimate. With the program being so individualized this price could vary up or down