| Average Seat Capacity of Total Operating Fleet | ||||||||||||||||
| All Aircraft | ||||||||||||||||
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |||
| American | 169 | 167 | 165 | 164 | 164 | 159 | 156 | 155 | 159 | 166 | 172 | 175 | 177 | 177 | ||
| Continental | 144 | 140 | 144 | 148 | 155 | 157 | 157 | 159 | 162 | 166 | 166 | 167 | 167 | 170 | ||
| Delta | 180 | 181 | 180 | 179 | 178 | 178 | 176 | 178 | 180 | 180 | 183 | 187 | 187 | 190 | ||
| Northwest | 183 | 186 | 188 | 188 | 188 | 189 | 184 | 179 | 176 | 176 | 178 | 179 | 184 | 189 | ||
| United | 194 | 194 | 195 | 195 | 192 | 190 | 188 | 187 | 181 | 183 | 186 | 186 | 188 | 189 | ||
| US Airways | 131 | 133 | 134 | 134 | 135 | 138 | 144 | 153 | 154 | 153 | 150 | 153 | 156 | 157 | ||
| America West | 144 | 142 | 142 | 144 | 143 | 143 | 141 | 141 | 140 | 141 | 143 | - | - | - | ||
| --sub Network | 169 | 169 | 170 | 170 | 170 | 169 | 168 | 168 | 168 | 170 | 172 | 175 | 177 | 179 | ||
| Southwest | 132 | 133 | 133 | 133 | 134 | 135 | 135 | 135 | 135 | 136 | 136 | 136 | 136 | 136 | ||
| jetBlue | - | - | - | - | - | 164 | 164 | 162 | 161 | 157 | 157 | 152 | 145 | 141 | ||
| AirTran | 126 | 127 | 126 | 111 | 112 | 109 | 110 | 114 | 116 | 118 | 121 | 123 | 125 | 126 | ||
| Frontier | 110 | 118 | 123 | 126 | 129 | 132 | 134 | 131 | 132 | 126 | 123 | 123 | 129 | 132 | ||
| Allegiant | - | - | - | - | - | 102 | 106 | 112 | 150 | 155 | 148 | 148 | 148 | 148 | ||
| -- sub LCC | 132 | 132 | 132 | 130 | 131 | 132 | 133 | 134 | 135 | 135 | 136 | 136 | 136 | 136 | ||
| Alaska | 132 | 132 | 133 | 133 | 133 | 131 | 131 | 132 | 134 | 135 | 138 | 140 | 144 | 145 | ||
| Hawaiian | 245 | 249 | 254 | 256 | 93 | 254 | 257 | 252 | 238 | 237 | 239 | 237 | 239 | 238 | ||
| Midwest | 79 | 77 | 80 | 82 | 86 | 88 | 91 | 93 | 100 | 109 | 106 | 104 | 104 | 105 | ||
| -- sub Other | 143 | 144 | 144 | 145 | 116 | 146 | 143 | 141 | 145 | 146 | 147 | 147 | 150 | 153 | ||
| Total All Sectors | 444 | 445 | 446 | 446 | 417 | 446 | 444 | 443 | 448 | 451 | 455 | 457 | 463 | 467 | ||
| Source: US DOT Form 41 via BTS, schedule T2. | ||||||||||||||||