"Major Air Carrier Delays, Cancellations, and Diversions",,,,,,,,,,,,,,,,,,,,,,,
"Source: BTS, Office of Airline Information",,,,,,,,,,,,,,,,,,,,,,,
DATE UPDATED: 2/02,,,,,,,,,,,,,,,,,,,,,,,
Unit of Measurement: Number of Occurrences,,,,,,,,,,,,,,,,,,,,,,,
Date,Cancelled,Diverted,Depart Late,Arrive Late,Operations,Trend for Arrive Late,,,,,,,,,,,,,,,,,
Sep-87,0.90,0.20,13.66,22.91,"427,570",,,,,,,,,,,,,,,,,,
Oct-87,0.67,0.19,11.52,19.61,"448,620",,,,,,,,,,,,,,,,,,
Nov-87,1.23,0.26,15.45,23.84,"422,803",,,,,,,,,,,,,,,,,,
Dec-87,2.61,0.43,25.11,33.49,"440,403",,,,,,,,,,,,,,,,,,
Jan-88,3.61,0.53,23.00,30.65,"436,950",,,,,,,,,,,,,,,,,,
Feb-88,1.77,0.31,17.88,25.24,"412,579",,,,,,,,,,,,,,,,,,
Mar-88,0.70,0.24,14.13,21.10,"445,080",,,,,,,,,,,,,,,,,,
Apr-88,0.56,0.25,11.86,17.33,"427,325",,,,,,,,,,,,,,,,,,
May-88,0.60,0.25,12.79,18.03,"435,916",,,,,,,,,,,,,,,,,,
Jun-88,0.28,0.22,10.72,15.62,"431,299",,,,,,,,,,,,,,,,,,
Jul-88,0.62,0.33,13.47,18.46,"441,118",,,,,,,,,,,,,,,,,,
Aug-88,0.55,0.28,12.35,17.04,"446,769",,,,,,,,,,,,,,,,,,
Sep-88,0.48,0.19,8.77,14.37,"424,075",21.94,,,,,,,,,,,,,,,,,
Oct-88,0.52,0.19,11.11,16.60,"441,670",18.68,,,,,,,,,,,,,,,,,
Nov-88,0.84,0.25,15.35,22.34,"420,861",19.42,,,,,,,,,,,,,,,,,
Dec-88,1.06,0.31,17.21,23.86,"438,454",20.16,,,,,,,,,,,,,,,,,
Jan-89,1.60,0.39,16.85,23.32,"440,022",17.85,,,,,,,,,,,,,,,,,
Feb-89,2.05,0.37,20.40,27.58,"395,176",17.07,,,,,,,,,,,,,,,,,
Mar-89,5.25,0.31,24.11,30.38,"435,181",19.60,,,,,,,,,,,,,,,,,
Apr-89,0.51,0.17,11.22,16.61,"405,604",23.22,,,,,,,,,,,,,,,,,
May-89,0.61,0.27,13.53,20.54,"416,160",22.02,,,,,,,,,,,,,,,,,
Jun-89,0.92,0.35,20.43,27.82,"406,293",22.30,,,,,,,,,,,,,,,,,
Jul-89,0.71,0.30,16.35,23.13,"417,166",25.53,,,,,,,,,,,,,,,,,
Aug-89,0.63,0.21,18.16,25.37,"426,085",25.01,,,,,,,,,,,,,,,,,
Sep-89,1.25,0.21,14.28,20.39,"415,068",25.89,,,,,,,,,,,,,,,,,
Oct-89,0.96,0.23,14.60,20.54,"437,134",25.10,,,,,,,,,,,,,,,,,
Nov-89,0.84,0.25,15.79,21.98,"417,821",24.97,,,,,,,,,,,,,,,,,
Dec-89,2.16,0.46,24.22,29.80,"429,490",23.58,,,,,,,,,,,,,,,,,
Jan-90,1.70,0.41,16.77,22.40,"442,700",23.59,,,,,,,,,,,,,,,,,
Feb-90,1.95,0.41,20.41,26.78,"396,926",21.45,,,,,,,,,,,,,,,,,
Mar-90,1.31,0.31,17.41,23.46,"444,320",22.01,,,,,,,,,,,,,,,,,
Apr-90,0.46,0.19,11.03,17.79,"433,420",21.30,,,,,,,,,,,,,,,,,
May-90,0.59,0.23,11.37,19.16,"447,371",21.98,,,,,,,,,,,,,,,,,
Jun-90,0.61,0.29,12.94,19.94,"437,395",21.97,,,,,,,,,,,,,,,,,
Jul-90,0.71,0.29,12.48,18.94,"455,057",21.31,,,,,,,,,,,,,,,,,
Aug-90,0.67,0.29,14.68,21.46,"457,886",20.85,,,,,,,,,,,,,,,,,
Sep-90,0.78,0.25,9.97,15.59,"435,638",21.30,,,,,,,,,,,,,,,,,
Oct-90,0.65,0.23,11.15,17.58,"455,047",20.43,,,,,,,,,,,,,,,,,
Nov-90,0.47,0.22,10.24,15.43,"428,781",20.81,,,,,,,,,,,,,,,,,
Dec-90,2.16,0.54,23.66,29.70,"436,352",18.66,,,,,,,,,,,,,,,,,
Jan-91,2.21,0.38,19.85,26.17,"427,264",20.46,,,,,,,,,,,,,,,,,
Feb-91,1.59,0.34,13.58,18.15,"387,120",21.46,,,,,,,,,,,,,,,,,
Mar-91,0.93,0.24,13.95,19.99,"429,314",18.43,,,,,,,,,,,,,,,,,
Apr-91,0.68,0.25,11.59,16.62,"422,196",17.97,,,,,,,,,,,,,,,,,
May-91,0.61,0.23,11.26,16.50,"430,116",19.33,,,,,,,,,,,,,,,,,
Jun-91,0.41,0.23,9.93,14.72,"424,589",19.21,,,,,,,,,,,,,,,,,
Jul-91,0.49,0.22,10.70,15.51,"441,122",17.65,,,,,,,,,,,,,,,,,
Aug-91,0.50,0.18,11.24,16.73,"441,583",17.36,,,,,,,,,,,,,,,,,
Sep-91,0.52,0.14,7.46,12.10,"417,757",17.15,,,,,,,,,,,,,,,,,
Oct-91,0.81,0.28,10.80,16.61,"433,382",16.67,,,,,,,,,,,,,,,,,
Nov-91,0.92,0.23,11.35,17.28,"402,937",18.04,,,,,,,,,,,,,,,,,
Dec-91,0.71,0.25,15.30,20.04,"419,545",18.09,,,,,,,,,,,,,,,,,
Jan-92,1.48,0.30,12.85,18.61,"425,458",15.83,,,,,,,,,,,,,,,,,
Feb-92,0.80,0.20,11.16,16.57,"396,469",15.33,,,,,,,,,,,,,,,,,
Mar-92,1.28,0.30,13.75,19.10,"426,851",14.63,,,,,,,,,,,,,,,,,
Apr-92,0.52,0.20,8.53,13.40,"416,271",15.45,,,,,,,,,,,,,,,,,
May-92,0.46,0.14,8.11,13.45,"425,558",16.21,,,,,,,,,,,,,,,,,
Jun-92,0.42,0.19,12.12,18.96,"425,510",15.99,,,,,,,,,,,,,,,,,
Jul-92,0.60,0.29,13.50,20.22,"440,210",17.62,,,,,,,,,,,,,,,,,
Aug-92,0.98,0.20,13.91,19.66,"442,131",19.19,,,,,,,,,,,,,,,,,
Sep-92,0.84,0.17,9.75,14.81,"422,574",19.35,,,,,,,,,,,,,,,,,
Oct-92,2.22,0.14,9.94,14.19,"435,690",19.08,,,,,,,,,,,,,,,,,
Nov-92,0.89,0.18,11.87,17.32,"409,266",18.19,,,,,,,,,,,,,,,,,
Dec-92,1.92,0.39,19.69,26.11,"426,169",18.11,,,,,,,,,,,,,,,,,
Jan-93,1.79,0.28,17.06,22.37,"422,755",18.66,,,,,,,,,,,,,,,,,
Feb-93,2.03,0.27,17.52,23.15,"383,950",18.69,,,,,,,,,,,,,,,,,
Mar-93,3.88,0.34,20.69,26.39,"432,980",19.53,,,,,,,,,,,,,,,,,
Apr-93,0.82,0.16,11.48,17.08,"420,051",21.32,,,,,,,,,,,,,,,,,
May-93,0.42,0.13,7.74,12.89,"430,185",21.14,,,,,,,,,,,,,,,,,
Jun-93,0.72,0.25,11.10,16.75,"424,599",18.81,,,,,,,,,,,,,,,,,
Jul-93,0.46,0.16,8.89,13.94,"436,269",18.26,,,,,,,,,,,,,,,,,
Aug-93,0.54,0.16,10.75,15.88,"441,745",16.82,,,,,,,,,,,,,,,,,
Sep-93,0.68,0.18,9.93,15.37,"416,357",16.41,,,,,,,,,,,,,,,,,
Oct-93,0.61,0.16,11.36,16.96,"428,476",17.68,,,,,,,,,,,,,,,,,
Nov-93,1.25,0.16,14.00,18.82,"407,900",18.65,,,,,,,,,,,,,,,,,
Dec-93,1.04,0.19,16.47,21.39,"425,234",19.03,,,,,,,,,,,,,,,,,
Jan-94,4.86,0.40,24.52,29.53,"423,861",17.18,,,,,,,,,,,,,,,,,
Feb-94,4.37,0.37,21.15,26.17,"386,954",20.81,,,,,,,,,,,,,,,,,
Mar-94,1.20,0.20,13.72,17.44,"435,516",21.85,,,,,,,,,,,,,,,,,
Apr-94,0.59,0.20,12.29,16.97,"420,995",18.59,,,,,,,,,,,,,,,,,
May-94,0.38,0.15,8.27,12.37,"436,432",19.41,,,,,,,,,,,,,,,,,
Jun-94,0.63,0.27,13.08,18.23,"426,490",17.80,,,,,,,,,,,,,,,,,
Jul-94,0.86,0.29,15.39,20.55,"443,736",18.37,,,,,,,,,,,,,,,,,
Aug-94,0.54,0.25,11.87,16.25,"451,086",19.86,,,,,,,,,,,,,,,,,
Sep-94,0.41,0.13,8.14,12.05,"430,861",18.48,,,,,,,,,,,,,,,,,
Oct-94,0.49,0.16,10.06,14.07,"449,369",17.42,,,,,,,,,,,,,,,,,
Nov-94,0.62,0.20,14.42,19.25,"428,227",17.25,,,,,,,,,,,,,,,,,
Dec-94,0.97,0.21,17.22,20.75,"446,521",18.38,,,,,,,,,,,,,,,,,
Jan-95,3.07,0.29,21.61,26.17,"464,933",16.78,,,,,,,,,,,,,,,,,
Feb-95,2.38,0.18,17.14,21.09,"418,312",18.79,,,,,,,,,,,,,,,,,
Mar-95,1.59,0.16,16.51,20.70,"461,503",18.32,,,,,,,,,,,,,,,,,
Apr-95,1.32,0.17,14.18,18.70,"441,074",18.20,,,,,,,,,,,,,,,,,
May-95,1.43,0.18,14.42,19.32,"448,341",19.78,,,,,,,,,,,,,,,,,
Jun-95,1.32,0.21,18.30,24.06,"439,423",21.07,,,,,,,,,,,,,,,,,
Jul-95,1.29,0.24,16.25,19.92,"449,856",22.61,,,,,,,,,,,,,,,,,
Aug-95,1.66,0.22,16.66,20.15,"457,423",21.81,,,,,,,,,,,,,,,,,
Sep-95,1.16,0.11,10.96,14.42,"429,774",21.34,,,,,,,,,,,,,,,,,
Oct-95,1.09,0.15,14.06,17.91,"448,017",20.20,,,,,,,,,,,,,,,,,
Nov-95,1.47,0.19,18.52,22.15,"427,091",20.56,,,,,,,,,,,,,,,,,
Dec-95,2.87,0.26,28.38,32.34,"441,688",21.47,,,,,,,,,,,,,,,,,
Jan-96,6.62,0.44,31.51,37.33,"447,224",23.68,,,,,,,,,,,,,,,,,
Feb-96,3.47,0.33,23.56,28.10,"420,265",23.68,,,,,,,,,,,,,,,,,
Mar-96,1.98,0.21,20.16,24.06,"449,569",24.29,,,,,,,,,,,,,,,,,
Apr-96,1.27,0.17,15.52,19.82,"436,007",23.08,,,,,,,,,,,,,,,,,
May-96,1.57,0.22,16.51,21.08,"448,923",23.00,,,,,,,,,,,,,,,,,
Jun-96,1.81,0.28,20.43,25.33,"443,311",23.59,,,,,,,,,,,,,,,,,
Jul-96,2.04,0.26,20.03,24.71,"458,376",24.45,,,,,,,,,,,,,,,,,
Aug-96,1.72,0.25,20.02,25.31,"462,294",24.95,,,,,,,,,,,,,,,,,
Sep-96,1.76,0.21,15.97,21.31,"438,352",25.38,,,,,,,,,,,,,,,,,
Oct-96,1.74,0.25,17.24,22.81,"456,577",25.60,,,,,,,,,,,,,,,,,
Nov-96,2.19,0.24,17.44,22.09,"435,088",25.78,,,,,,,,,,,,,,,,,
Dec-96,2.70,0.32,28.63,33.37,"455,997",24.44,,,,,,,,,,,,,,,,,
Jan-97,3.95,0.32,25.81,31.59,"459,123",25.68,,,,,,,,,,,,,,,,,
Feb-97,2.07,0.20,19.63,24.79,"415,656",26.07,,,,,,,,,,,,,,,,,
Mar-97,1.81,0.21,17.84,21.90,"460,986",24.12,,,,,,,,,,,,,,,,,
Apr-97,1.58,0.19,15.99,20.15,"447,294",22.28,,,,,,,,,,,,,,,,,
May-97,1.13,0.17,13.04,16.84,"457,361",22.77,,,,,,,,,,,,,,,,,
Jun-97,1.51,0.32,18.59,23.86,"450,737",21.68,,,,,,,,,,,,,,,,,
Jul-97,1.69,0.28,17.71,22.50,"466,771",22.71,,,,,,,,,,,,,,,,,
Aug-97,1.48,0.23,17.32,21.44,"466,608",22.98,,,,,,,,,,,,,,,,,
Sep-97,1.43,0.17,11.32,14.97,"444,431",22.56,,,,,,,,,,,,,,,,,
Oct-97,1.64,0.13,14.24,18.45,"459,247",21.23,,,,,,,,,,,,,,,,,
Nov-97,1.55,0.20,16.62,21.78,"432,725",21.38,,,,,,,,,,,,,,,,,
Dec-97,1.82,0.26,21.36,26.46,"450,904",21.86,,,,,,,,,,,,,,,,,
Jan-98,3.07,0.28,20.10,24.95,"452,001",21.12,,,,,,,,,,,,,,,,,
Feb-98,2.54,0.25,19.09,24.61,"412,832",20.51,,,,,,,,,,,,,,,,,
Mar-98,2.14,0.25,19.74,24.15,"459,703",20.95,,,,,,,,,,,,,,,,,
Apr-98,1.57,0.22,16.60,20.88,"442,644",21.54,,,,,,,,,,,,,,,,,
May-98,2.09,0.21,18.27,22.52,"449,293",22.60,,,,,,,,,,,,,,,,,
Jun-98,2.88,0.40,24.53,29.58,"446,427",24.06,,,,,,,,,,,,,,,,,
Jul-98,2.02,0.23,18.30,21.14,"462,429",26.38,,,,,,,,,,,,,,,,,
Aug-98,3.16,0.25,19.38,22.97,"465,910",24.41,,,,,,,,,,,,,,,,,
Sep-98,7.41,0.15,18.56,21.06,"443,901",24.02,,,,,,,,,,,,,,,,,
Oct-98,1.71,0.19,14.72,18.25,"457,954",24.77,,,,,,,,,,,,,,,,,
Nov-98,1.47,0.15,13.62,16.71,"436,528",23.33,,,,,,,,,,,,,,,,,
Dec-98,2.18,0.34,23.11,26.78,"455,099",20.81,,,,,,,,,,,,,,,,,
Jan-99,5.85,0.45,28.05,32.34,"453,814",20.77,,,,,,,,,,,,,,,,,
Feb-99,3.48,0.19,17.86,21.09,"417,627",23.58,,,,,,,,,,,,,,,,,
Mar-99,2.66,0.22,18.63,21.91,"466,267",21.23,,,,,,,,,,,,,,,,,
Apr-99,1.98,0.24,18.95,24.27,"450,620",20.78,,,,,,,,,,,,,,,,,
May-99,2.57,0.25,18.84,23.81,"462,054",23.59,,,,,,,,,,,,,,,,,
Jun-99,2.75,0.35,23.32,29.12,"460,467",25.06,,,,,,,,,,,,,,,,,
Jul-99,3.14,0.35,24.02,28.93,"474,047",26.52,,,,,,,,,,,,,,,,,
Aug-99,2.44,0.23,19.77,23.89,"479,549",27.87,,,,,,,,,,,,,,,,,
Sep-99,3.31,0.17,16.72,20.65,"460,251",26.35,,,,,,,,,,,,,,,,,
Oct-99,2.04,0.13,16.46,19.94,"478,294",25.83,,,,,,,,,,,,,,,,,
Nov-99,1.68,0.16,15.84,18.59,"454,950",24.73,,,,,,,,,,,,,,,,,
Dec-99,1.74,0.19,18.42,22.00,"469,944",22.62,,,,,,,,,,,,,,,,,
Jan-00,5.21,0.28,21.74,26.25,"470,477",19.86,,,,,,,,,,,,,,,,,
Feb-00,3.42,0.24,21.11,25.24,"444,499",20.35,,,,,,,,,,,,,,,,,
Mar-00,2.12,0.21,19.27,23.01,"482,944",21.40,,,,,,,,,,,,,,,,,
Apr-00,2.51,0.22,20.26,24.63,"463,263",21.47,,,,,,,,,,,,,,,,,
May-00,3.45,0.28,21.66,25.75,"478,909",24.02,,,,,,,,,,,,,,,,,
Jun-00,3.95,0.34,28.89,33.66,"471,100",26.02,,,,,,,,,,,,,,,,,
Jul-00,3.21,0.27,25.69,29.69,"483,342",28.84,,,,,,,,,,,,,,,,,
Aug-00,3.05,0.28,25.44,30.04,"491,366",29.30,,,,,,,,,,,,,,,,,
Sep-00,2.24,0.21,17.97,21.90,"463,097",29.78,,,,,,,,,,,,,,,,,
Oct-00,2.13,0.19,19.83,23.93,"485,761",28.26,,,,,,,,,,,,,,,,,
Nov-00,2.35,0.18,22.95,27.38,"461,855",27.85,,,,,,,,,,,,,,,,,
Dec-00,6.00,0.31,33.80,37.59,"475,398",28.31,,,,,,,,,,,,,,,,,
Jan-01,3.78,0.19,21.44,24.77,"524,536",28.31,,,,,,,,,,,,,,,,,
Feb-01,3.66,0.30,22.87,27.34,"472,928",23.86,,,,,,,,,,,,,,,,,
Mar-01,3.38,0.17,21.80,24.85,"525,632",24.42,,,,,,,,,,,,,,,,,
Apr-01,2.23,0.18,17.76,20.80,"508,843",24.11,,,,,,,,,,,,,,,,,
May-01,1.78,0.16,15.49,18.59,"524,305",23.83,,,,,,,,,,,,,,,,,
Jun-01,2.98,0.32,21.29,24.86,"514,448",22.78,,,,,,,,,,,,,,,,,
Jul-01,2.10,0.22,19.00,21.94,"532,406",23.06,,,,,,,,,,,,,,,,,
Aug-01,2.46,0.29,20.21,23.91,"538,439",22.61,,,,,,,,,,,,,,,,,
Sep-01,20.34,0.29,31.63,32.51,"485,616",23.24,,,,,,,,,,,,,,,,,
Oct-01,1.54,0.17,14.82,15.18,"439,574",23.24,,,,,,,,,,,,,,,,,
Nov-01,1.08,0.16,13.46,15.29,"417,386",18.47,,,,,,,,,,,,,,,,,
Dec-01,1.01,0.14,17.70,19.78,"429,869",17.40,,,,,,,,,,,,
Jan-02,1.67,0.11,15.28,18.98,"436,336",16.05,,,,,,,,,,,,
Feb-02,1.08,0.10,12.53,15.31,"399,535",15.30,,,,,,,,,,,,
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