Delta's main hub is in Atlanta. Delta flights can arrive at all terminals.
Delta
American Airlines.
Yes. Dallas is the main hub. That's where they first started.
a- airtran/delta b-jetblue c-united, American d- air canda
Continental Airlines
Delta
Coca Cola is located in Atlanta, Georgia. Sun-Trust Banks is also headquartered there. It is a transportation hub for trucking and airline travel. It is a major television center with the Turner Broadcast System and CNN headquarters. The Weather Channel is also headquartered in Atlanta.
Southwest Airlines
AirTran Airways is a low-cost airline that is based out of Dallas, Texas. It is part of Southwest Airlines and operates nearly 700 flights daily. Air Tran's hub is in Atlanta, Georgia.
The main hub of Delta is Atlanta GA. There are others at Amsterdam, Boston, Cincinnati, Detroit, New York (JFK), Memphis, TN, Minneapolis, Narita (Tokyo), Paris, Salt Lake City, Seattle Tacoma.
Delta has destinations in Illinois but does not have a hub airport there.