what terminal is southwest at phx

Southwest Airlines operates out of Terminal 4 at Phoenix Sky Harbor International Airport (PHX). Terminal 4 is the largest and busiest terminal at PHX and serves as the primary hub for Southwest Airlines. It offers a wide range of amenities, including dining options, shopping outlets, and passenger services. When arriving at PHX for a Southwest flight, passengers should proceed directly to Terminal 4 for check-in, security screening, and boarding. It is advisable to check the airport's official website or contact Southwest Airlines for any updates or specific information regarding terminal assignments.