Average Daily Block Hour Utilization of Total Operating Fleet
All Aircraft
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
American               9.89               9.89              10.13              10.19             10.01             10.04                9.65                9.54                9.57              10.31                9.91               9.94             10.01               9.83               9.71               9.63               9.58               9.63                9.85                9.84                9.81              10.11                9.92              10.32
Continental               9.45               9.93              10.06              10.19             10.33             10.48              10.26                9.59                9.59                9.91              10.58             11.12             11.65             11.04             10.60             10.69             10.72                    -                       -                       -                       -                       -                       -                       -  
Delta               9.97             10.25              10.43              10.54             10.50             10.34                9.58                9.17                9.19              12.53              12.35             12.75             11.06             11.12             10.51             10.24             10.39             10.21              10.28              10.23              10.32              10.35              10.15              10.28
Northwest               9.56               9.50                9.56                8.73               9.49               9.67                9.12                8.69                8.67                8.83                9.00               9.40               9.42               9.49               9.22                    -                      -                      -                       -                       -                       -                       -                       -                       -  
United             10.04             10.13              10.32              10.55             10.68             10.53                9.95                9.58                9.18              10.31              10.86             11.15             11.17             10.72             10.79             11.01             10.71             10.65              10.46              10.42              10.39              10.28              10.44              12.42
US Airways               9.71               9.03                9.31                9.42               9.46             10.07              12.32                9.71                9.47                9.41                9.64               9.48               9.83               9.86               9.47               9.52               9.78               9.60                9.91              10.01                     -                       -                       -                       -  
America West             11.43             11.89              12.38              12.10             11.77             10.99                9.73              12.84              10.04              10.91              10.95             11.00             11.14                    -                      -                      -                      -                      -                       -                       -                       -                       -                       -                       -  
 --sub Network               9.87               9.91              10.11              10.10             10.19             10.23                9.95                9.49                9.32              10.30              10.41             10.65             10.55             10.33             10.06             10.16             10.19             10.10              10.17              10.15              10.14              10.24              10.15              10.87
Southwest               9.32             11.17              11.26              11.19             11.01             10.98              10.81              10.92              10.83              10.88              11.13             11.22             11.19             10.95             10.26             10.20             10.46             11.46              11.65              11.01              10.53              10.46              10.68              10.80
jetBlue                    -                      -                       -                       -                      -               11.99              11.60              12.69              13.34              13.58              13.39             12.74             12.84               9.69             11.51             11.66             11.68             11.81              11.96              11.77              11.89              12.06              11.74              11.76
AirTran               6.73               5.72                8.18                9.09               9.70             10.65                9.91              10.57              10.95              10.94              11.55             11.13             11.04             11.05             10.99             11.04             11.04                     -  
Frontier               9.81             11.07              10.06                9.15             11.29             12.80              11.84              20.40              10.24              12.40              11.59             12.33             12.54             18.80             11.73             13.32             12.40               9.94              10.08              11.45              12.39              11.95              13.41              12.34
Virgin America                    -                      -                       -                       -                      -                      -                       -                       -                       -                       -                       -                      -                 7.00             11.89             12.75             13.92             12.59             13.99              12.43              11.33              10.93              10.95              11.12                     -  
 -- sub LCC               9.32             10.85              11.08              10.83             10.84             11.04              10.78              11.29              11.01              11.28              11.49             11.50             11.48             11.24             10.73             10.84             10.94             11.55              11.66              11.21              10.94              10.91              11.10              11.14
Alaska             10.80             11.36              11.49              11.52             11.27             10.76                6.52              10.60              10.56              11.02              11.63             11.00             10.93             10.63               9.75               9.94             10.45             10.66              10.64              10.50              11.80              10.80              11.25              12.10
Hawaiian               7.95               7.84                8.20                7.54               7.58               7.57                7.34                9.02                7.69                8.44                8.95               9.38               9.50               9.29               9.18               8.96               9.69               9.63                9.79                9.48                9.62                9.82                9.95              10.02
Spirit               5.70               5.51                6.29                5.71               8.61               8.30                7.64                9.15                9.53                9.65                8.77               9.26             11.84             12.56             13.00             12.85             12.69             12.66              12.30              12.75              13.14              13.34              11.50              12.51
Allegiant                    -                      -                       -                       -                      -                 5.23                2.05                6.57              10.49                6.71                6.87             12.80               7.03               6.42               6.68               6.20               5.71               5.50                5.34                5.28                5.76                6.15                6.47                6.74
 -- sub Other               9.84             10.06              10.30                9.98             10.16               9.68                6.75              10.06                9.91              10.20              10.44             10.57             10.40             10.07               9.53               9.40               9.63               9.64                9.65                9.59              10.36              10.16              10.09              10.91
Total All Sectors               9.82               9.98              10.19              10.16             10.25             10.29                9.86                9.74                9.59              10.46              10.61             10.82             10.75             10.54             10.20             10.28             10.35             10.44              10.50              10.37              10.37              10.41              10.40              10.95
Source:  US DOT Form 41 via BTS, schedule T2.
Note: Shaded data means data appear questionable.