PA-28 Cherokee/Archer/Dakota/Pillan/Warrior
Flight Crew Multiengine; Flight Crew Instrument; Flight Crew Flight Instructor
Flight Crew Last 90 Days 89; Flight Crew Total 6200; Flight Crew Type 2300
Situational Awareness
Conflict NMAC
Flight Crew Took Evasive Action
Human Factors
On a student training mission from ZZZ1 to ZZZ to complete pattern work. Aircraft X [is] equipped with G500. Our traffic screen was displayed on the MFD (Multi-function Flight Display) with 2 and 6nm rings. The student had been making all appropriate radio calls.On final; without warning Aircraft Y overflew us at less than 100 ft. No radio calls were heard and Aircraft Y did not appear on our ADS-B display; nor did the pilot respond to any radio calls.
Flight Instructor reported a NMAC with another aircraft on final.