Wondering what terminal is Delta at Sky Harbor? Delta Airlines operates out of Terminal 3 at Phoenix Sky Harbor International Airport (PHX). Known as the Delta Airlines terminal at Sky Harbor, this terminal offers modern amenities, streamlined check-in, and easy access for passengers. Whether you refer to it as the Delta terminal Sky Harbor or the Delta Phoenix terminal, travelers can... https://airlinesterminaloffice.com/delta-airlines/delta-airlines-phx-terminal-phoenix-sky-harbor-international-airport/