| American Airlines (AA) | Continental Airlines (CO) | Southwest Airlines (WN) |
| Sun Country Airlines (SY) |
| Albuquerque (ABQ) | Bullhead City (IFP) | Dallas/Fort Worth Intl Apt (DFW) |
| Dallas/Fort Worth Love Field (DAL) | Denver Intl Apt (DEN) | Houston George Bush Intercontinental Ap (IAH) |
| Las Vegas McCarran International Apt (LAS) |