Delta operate out of Terminals 2 and 3 at JFK.
Southwest Airlines flies from JFK airport. Delta and American Airlines fly more often from the JFK International airport, however. This is because they are based closer to the Northeast.
Delta Airlines is located in Terminal 5 at LAX airport.
Delta flies out of Terminal B at Kansas City. I've added the link for the Kansas City airport website - it has a nice list of the airlines and their terminals.
Delta Airlines is located at Gate C19 at Logan Airport.
Delta Airlines operates at Terminal 4 at JFK Airport.
Phoenix Sky Harbor International Airport has three passenger terminal buildings and Delta uses airlines uses Terminal 3.
There are two terminals in Detroit and 3 concourses. Detroit is a major Delta hub and they operate flights from both terminals.
One airport is Delta airlines or there is American airlines.
Delta Airlines is located in Terminal 1 at Minneapolis-St. Paul International Airport.
Atlanta Hartsfield airport is the home base for Delta airlines that offers flights worldwide. Delta has an outstanding safety record, and offers very competitive prices.
Many airlines fly in to and out of Calgary airport. These include WestJet, Air Canada, United Airlines, Delta, Alaska Airlines and US Airways.
I am looking for delta termina at Toronto airport