Do you need pilot interview prep for Delta? If your primary choice of airlines for your flying career is Delta Air Lines, you will want to select from the packages below for your Delta Air Lines Pilot Interview. Simply click on the “Learn More” button to see all of the included services for each package. These are custom package offerings which are designed to ensure you the highest chance of success. The Delta Air Lines Pilot interview Total Prep Package includes the Delta Air Lines Pilot Personality Test prep with introduction to the AON Cognitive Test, the Delta MMPI Test prep, and prep for the Delta Pilot Panel Interview. These can also be purchased individually if you prefer.