(ASMs in Millions per FTE)
| 2007 Rank | Low-Cost | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | Change 2002-2007 |
|---|---|---|---|---|---|---|---|---|
| 1 | Spirit | 181 | 214 | 225 | 232 | 254 | 306 | 25 |
| 2 | JetBlue | 229 | 246 | 263 | 253 | 243 | 264 | 35 |
| 3 | ATA | 158 | 242 | 256 | 249 | 216 | 262 | 104 |
| 4 | Southwest | 173 | 174 | 193 | 218 | 234 | 241 | 68 |
| 5 | AirTran | 142 | 160 | 174 | 195 | 213 | 231 | 89 |
| 6 | Frontier | 176 | 187 | 177 | 178 | 192 | 214 | 38 |
| 7 | America West | 181 | 198 | 216 | 209 | 208 | 190 | 9 |
| 7-Carrier Average | 173 | 191 | 208 | 219 | 226 | 235 | 62 |
Source: Bureau of Transportation Statistics, T-100 Segment Data
* Full-time Equivalent Employee (FTE) calculations count two part-time employees as one full-time employee.