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Airlines: Busiest U.S. Carriers

Monday, August 4, 2008 – updated: 11:23 am EST November 20, 2008

Here are the 10 busiest U.S. carriers for 2007, as ranked by the Department of Transportation.

  1. Southwest
  2. American
  3. Delta
  4. United
  5. Northwest
  6. Continental
  7. US Airways
  8. AirTran
  9. SkyWest
  10. JetBlue