Not really. San Francisco is their main west coast base/hub.
Cincinnati is a large hub for Delta Airlines, and they serve much of the east and mid west, and some international destinations. Though other airlines such as US Airways, United, Continental, etc fly there.
JFK is one as is Chicago O'Hare but Dallas Fort Worth is the main one and Miami is also a big one for South America.
No, Boston Logan is not considered a Southwest hub.
LA International Airport is a hub for American Airlines and also for a number of other smaller airlines. It is a popular airport with tourists visiting the area.
Delta, U.S. airways and American Airlines.
Delta closed its DFW hub in February 2005.
American Airlines.
Continental Airlines
1981
Dallas Love Field in Dallas, Texas.
Hong Kong International Airport has been operating since 1998 and is the hub for major destinations in China. Cathay Pacific, Hong Kong Airlines and Dragonair are just a few of the airlines calling this airport their home.