| Dallas, Texas (DFW) |
| Dallas - Ft. Worth, Texas (DFW) |
| Dayton, Ohio (DAY) |
| Daytona Beach, Florida (DAB) |
| Deer Valley, Utah (SLC) |
| Del Rio, Texas (DRT) |
| Delray Beach, Florida (PBI) |
| Denver, Colorado (DEN) |
| Des Moines, Iowa (DSM) |
| Destin, Florida (VPS) |
| Detroit, Michigan (DTW) |
| Dubuque, Iowa (DBQ) |
| Duluth, Minnesota (DLH) |
| Durango, Colorado (DRO) |
| Durango, Colorado (MTJ) |