| Aspen (ASE) |
| Delta Air Lines (DL) | Frontier Airlines Inc. (F9) | United Airlines (UA) |
| Atlanta Hartsfield-Jackson Intl Apt (ATL) | Chicago O'Hare International Apt (ORD) | Denver Intl Apt (DEN) |
| Los Angeles International Apt (LAX) | Salt Lake City (SLC) | San Francisco International Apt (SFO) |