Passengers flying with Frontier Airlines must go through the usual TSA security processes at Frontier Airlines PHX Terminal, which include identity verification, security checks, and personal item inspections. For qualified travelers, TSA PreCheck offers quicker screening. Travelers can navigate security checkpoints with the help of the airport's excellent signage. To guarantee a seamless travel experience, Frontier Airlines employees answer any inquiries about security procedures. In order to account for security processing times, travelers should come early.