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Table 1
Summary of Airline On-Time Performance in January: 1995 - 2004

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Year Operations Late Arrivals Late Departures Cancelled Diverted Percent On-Time Arrivals Percent Late Arrivals Percent Late Departures Percent Cancelled Percent Diverted
1995 464,933 106,076 86,193 14,261 1,348 73.83 22.82 18.54 3.07 0.29
1996 447,224 135,407 111,316 29,595 1,948 62.67 30.28 24.89 6.62 0.44
1997 459,123 125,428 100,351 18,142 1,484 68.41 27.32 21.86 3.95 0.32
1998 452,001 97,609 76,993 13,880 1,274 75.05 21.59 17.03 3.07 0.28
1999 453,814 118,153 100,762 26,543 2,048 67.66 26.04 22.20 5.85 0.45
2000 470,477 97,699 77,755 24,515 1,303 73.75 20.77 16.53 5.21 0.28
2001 529,940 109,367 92,872 19,891 975 75.42 20.64 17.53 3.75 0.18
2002 436,336 75,006 59,370 7,301 498 81.02 17.19 13.61 1.67 0.11
2003 552,109 82,861 66,421 8,337 907 83.32 15.01 12.03 1.51 0.16
2004 583,987 128,236 101,072 17,611 1,015 74.85 21.96 17.31 3.02 0.17

NOTE: The number of reporting carriers has varied as follows:
1995: 10
1996: 10
1997: 10
1998: 10
1999: 10
2000: 11
2001: 12
2002: 10
2003: 18
2004: 19

SOURCE: Bureau of Transportation Statistics, Airline On-Time Data