Top 10 Airlines of United States ... Continued

6. Northwest Airlines
Founded in 1926, Northwest Airlines was originally known as Northwest Airways. Northwest Airlines has its headquarters in Minnesota. Its main hub is Detroit Metro Airport (DTW), with major hubs in Minneapolis-St Paul and Memphis. Northwest Airlines has had to contend with labor issues from its different employee groups. Its main hub is in Detroit.
7. Continental Airlines
The year it was founded in Texas, Continental Airlines was known as Varney Speed Lines in 1934. The name change to Continental occurred just a few years later in 1937. Continental is based in Houston Texas, and its main hub is also located there. Other major hubs for Continental Airlines include Newark and Cleveland. Continental is regularly tapped as one of the top airlines to fly in the United States, and has hubs that include Newark and Houston.
8. Air Canada
Founded in 1937, Air Canada was originally known as TCA - Trans Canada Airlines. Although it has been a private company since the 1980s, it was previously owned by the government as a crown corporation. Air Canada has its headquarters in Montreal. Its main hub is Lester Pearson International Airport in Toronto. Its other major hubs are in Montreal and Vancouver. Canada's flagship carrier serves both domestic and international routes, and is one of the five founding members of Star Alliance along with United Airlines.
9. Alaska Airlines
Alaska Airlines began as McGee Airways in 1932, changing its name to Alaska in 1944. Alaska Airlines does not have its headquarters in that state, rather in Seattle, Washington. Its main hub is also in Seattle, along with Anchorage. Alaska Airlines has a long history of serving the north.
10. Skywest Airlines
Skywest was founded in 1972. Skywest is based in Utah, and its main hubs are the ones for Delta, United and Midwest. Skywest serves as a regional airline for airlines such as Delta and United.