Figure 9: Percentage of Scheduled Flights Canceled by Major U.S. Carriers: September 1987-February 2002

Figure 9: Percentage of Scheduled Flights Canceled by Major U.S. Carriers: September 1987-February 2002

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Date Canceled
Sep-87 0.90
Oct-87 0.67
Nov-87 1.23
Dec-87 2.61
Jan-88 3.61
Feb-88 1.77
Mar-88 0.70
Apr-88 0.56
May-88 0.60
Jun-88 0.28
Jul-88 0.62
Aug-88 0.55
Sep-88 0.48
Oct-88 0.52
Nov-88 0.84
Dec-88 1.06
Jan-89 1.60
Feb-89 2.05
Mar-89 5.25
Apr-89 0.51
May-89 0.61
Jun-89 0.92
Jul-89 0.71
Aug-89 0.63
Sep-89 1.25
Oct-89 0.96
Nov-89 0.84
Dec-89 2.16
Jan-90 1.70
Feb-90 1.95
Mar-90 1.31
Apr-90 0.46
May-90 0.59
Jun-90 0.61
Jul-90 0.71
Aug-90 0.67
Sep-90 0.78
Oct-90 0.65
Nov-90 0.47
Dec-90 2.16
Jan-91 2.21
Feb-91 1.59
Mar-91 0.93
Apr-91 0.68
May-91 0.61
Jun-91 0.41
Jul-91 0.49
Aug-91 0.50
Sep-91 0.52
Oct-91 0.81
Nov-91 0.92
Dec-91 0.71
Jan-92 1.48
Feb-92 0.80
Mar-92 1.28
Apr-92 0.52
May-92 0.46
Jun-92 0.42
Jul-92 0.60
Aug-92 0.98
Sep-92 0.84
Oct-92 2.22
Nov-92 0.89
Dec-92 1.92
Jan-93 1.79
Feb-93 2.03
Mar-93 3.88
Apr-93 0.82
May-93 0.42
Jun-93 0.72
Jul-93 0.46
Aug-93 0.54
Sep-93 0.68
Oct-93 0.61
Nov-93 1.25
Dec-93 1.04
Jan-94 4.86
Feb-94 4.37
Mar-94 1.20
Apr-94 0.59
May-94 0.38
Jun-94 0.63
Jul-94 0.86
Aug-94 0.54
Sep-94 0.41
Oct-94 0.49
Nov-94 0.62
Dec-94 0.97
Jan-95 3.07
Feb-95 2.38
Mar-95 1.59
Apr-95 1.32
May-95 1.43
Jun-95 1.32
Jul-95 1.29
Aug-95 1.66
Sep-95 1.16
Oct-95 1.09
Nov-95 1.47
Dec-95 2.87
Jan-96 6.62
Feb-96 3.47
Mar-96 1.98
Apr-96 1.27
May-96 1.57
Jun-96 1.81
Jul-96 2.04
Aug-96 1.72
Sep-96 1.76
Oct-96 1.74
Nov-96 2.19
Dec-96 2.70
Jan-97 3.95
Feb-97 2.07
Mar-97 1.81
Apr-97 1.58
May-97 1.13
Jun-97 1.51
Jul-97 1.69
Aug-97 1.48
Sep-97 1.43
Oct-97 1.64
Nov-97 1.55
Dec-97 1.82
Jan-98 3.07
Feb-98 2.54
Mar-98 2.14
Apr-98 1.57
May-98 2.09
Jun-98 2.88
Jul-98 2.02
Aug-98 3.16
Sep-98 7.41
Oct-98 1.71
Nov-98 1.47
Dec-98 2.18
Jan-99 5.85
Feb-99 3.48
Mar-99 2.66
Apr-99 1.98
May-99 2.57
Jun-99 2.75
Jul-99 3.14
Aug-99 2.44
Sep-99 3.31
Oct-99 2.04
Nov-99 1.68
Dec-99 1.74
Jan-00 5.21
Feb-00 3.42
Mar-00 2.12
Apr-00 2.51
May-00 3.45
Jun-00 3.95
Jul-00 3.21
Aug-00 3.05
Sep-00 2.24
Oct-00 2.13
Nov-00 2.35
Dec-00 6.00
Jan-01 3.78
Feb-01 3.66
Mar-01 3.38
Apr-01 2.23
May-01 1.78
Jun-01 2.98
Jul-01 2.10
Aug-01 2.46
Sep-01 20.34
Oct-01 1.54
Nov-01 1.08
Dec-01 1.01
Jan-02 1.67
Feb-02 1.08