"Major Air Carrier Delays, Cancellations, and Diversions",,,,,,,,,,,,,,,,,,,,,,,
"Source: BTS, Office of Airline Information",,,,,,,,,,,,,,,,,,,,,,,
DATE UPDATED: 7/02,,,,,,,,,,,,,,,,,,,,,,,
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",25.61568968,,,,,,,,,,,,,,,,,
Oct-87,0.67,0.19,11.52,19.61,"448,620",25.00850637,,,,,,,,,,,,,,,,,
Nov-87,1.23,0.26,15.45,23.84,"422,803",25.19854938,,,,,,,,,,,,,,,,,
Dec-87,2.61,0.43,25.11,33.49,"440,403",25.39373563,,,,,,,,,,,,,,,,,
Jan-88,3.61,0.53,23.00,30.65,"436,950",24.49536299,,,,,,,,,,,,,,,,,
Feb-88,1.77,0.31,17.88,25.24,"412,579",22.97857043,,,,,,,,,,,,,,,,,
Mar-88,0.70,0.24,14.13,21.10,"445,080",21.3878986,,,,,,,,,,,,,,,,,
Apr-88,0.56,0.25,11.86,17.33,"427,325",20.36773658,,,,,,,,,,,,,,,,,
May-88,0.60,0.25,12.79,18.03,"435,916",19.53176348,,,,,,,,,,,,,,,,,
Jun-88,0.28,0.22,10.72,15.62,"431,299",18.2213903,,,,,,,,,,,,,,,,,
Jul-88,0.62,0.33,13.47,18.46,"441,118",18.41314793,,,,,,,,,,,,,,,,,
Aug-88,0.55,0.28,12.35,17.04,"446,769",18.55357078,,,,,,,,,,,,,,,,,
Sep-88,0.48,0.19,8.77,14.37,"424,075",19.2153015,,,,,,,,,,,,,,,,,
Oct-88,0.52,0.19,11.11,16.60,"441,670",20.0396683,,,,,,,,,,,,,,,,,
Nov-88,0.84,0.25,15.35,22.34,"420,861",20.95787308,,,,,,,,,,,,,,,,,
Dec-88,1.06,0.31,17.21,23.86,"438,454",20.89679274,,,,,,,,,,,,,,,,,
Jan-89,1.60,0.39,16.85,23.32,"440,022",21.58773939,,,,,,,,,,,,,,,,,
Feb-89,2.05,0.37,20.40,27.58,"395,176",23.25095565,,,,,,,,,,,,,,,,,
Mar-89,5.25,0.31,24.11,30.38,"435,181",24.09672478,,,,,,,,,,,,,,,,,
Apr-89,0.51,0.17,11.22,16.61,"405,604",23.14893413,,,,,,,,,,,,,,,,,
May-89,0.61,0.27,13.53,20.54,"416,160",23.64665383,,,,,,,,,,,,,,,,,
Jun-89,0.92,0.35,20.43,27.82,"406,293",24.24902999,,,,,,,,,,,,,,,,,
Jul-89,0.71,0.30,16.35,23.13,"417,166",24.13021479,,,,,,,,,,,,,,,,,
Aug-89,0.63,0.21,18.16,25.37,"426,085",24.33818121,,,,,,,,,,,,,,,,,
Sep-89,1.25,0.21,14.28,20.39,"415,068",24.15331883,,,,,,,,,,,,,,,,,
Oct-89,0.96,0.23,14.60,20.54,"437,134",23.74411104,,,,,,,,,,,,,,,,,
Nov-89,0.84,0.25,15.79,21.98,"417,821",23.34253424,,,,,,,,,,,,,,,,,
Dec-89,2.16,0.46,24.22,29.80,"429,490",22.9492292,,,,,,,,,,,,,,,,,
Jan-90,1.70,0.41,16.77,22.40,"442,700",21.90989695,,,,,,,,,,,,,,,,,
Feb-90,1.95,0.41,20.41,26.78,"396,926",22.29036431,,,,,,,,,,,,,,,,,
Mar-90,1.31,0.31,17.41,23.46,"444,320",21.79535416,,,,,,,,,,,,,,,,,
Apr-90,0.46,0.19,11.03,17.79,"433,420",21.1709114,,,,,,,,,,,,,,,,,
May-90,0.59,0.23,11.37,19.16,"447,371",20.85528724,,,,,,,,,,,,,,,,,
Jun-90,0.61,0.29,12.94,19.94,"437,395",20.13690121,,,,,,,,,,,,,,,,,
Jul-90,0.71,0.29,12.48,18.94,"455,057",20.05500385,,,,,,,,,,,,,,,,,
Aug-90,0.67,0.29,14.68,21.46,"457,886",20.33903003,,,,,,,,,,,,,,,,,
Sep-90,0.78,0.25,9.97,15.59,"435,638",20.19651303,,,,,,,,,,,,,,,,,
Oct-90,0.65,0.23,11.15,17.58,"455,047",20.13317205,,,,,,,,,,,,,,,,,
Nov-90,0.47,0.22,10.24,15.43,"428,781",19.84293779,,,,,,,,,,,,,,,,,
Dec-90,2.16,0.54,23.66,29.70,"436,352",20.65835447,,,,,,,,,,,,,,,,,
Jan-91,2.21,0.38,19.85,26.17,"427,264",20.04111507,,,,,,,,,,,,,,,,,
Feb-91,1.59,0.34,13.58,18.15,"387,120",18.81456337,,,,,,,,,,,,,,,,,
Mar-91,0.93,0.24,13.95,19.99,"429,314",18.56662259,,,,,,,,,,,,,,,,,
Apr-91,0.68,0.25,11.59,16.62,"422,196",18.27320376,,,,,,,,,,,,,,,,,
May-91,0.61,0.23,11.26,16.50,"430,116",17.66418222,,,,,,,,,,,,,,,,,
Jun-91,0.41,0.23,9.93,14.72,"424,589",16.46108475,,,,,,,,,,,,,,,,,
Jul-91,0.49,0.22,10.70,15.51,"441,122",16.4496467,,,,,,,,,,,,,,,,,
Aug-91,0.50,0.18,11.24,16.73,"441,583",16.74324124,,,,,,,,,,,,,,,,,
Sep-91,0.52,0.14,7.46,12.10,"417,757",17.01958656,,,,,,,,,,,,,,,,,
Oct-91,0.81,0.28,10.80,16.61,"433,382",17.48769318,,,,,,,,,,,,,,,,,
Nov-91,0.92,0.23,11.35,17.28,"402,937",17.12711818,,,,,,,,,,,,,,,,,
Dec-91,0.71,0.25,15.30,20.04,"419,545",16.22715544,,,,,,,,,,,,,,,,,
Jan-92,1.48,0.30,12.85,18.61,"425,458",15.77345429,,,,,,,,,,,,,,,,,
Feb-92,0.80,0.20,11.16,16.57,"396,469",15.89462364,,,,,,,,,,,,,,,,,
Mar-92,1.28,0.30,13.75,19.10,"426,851",16.51128431,,,,,,,,,,,,,,,,,
Apr-92,0.52,0.20,8.53,13.40,"416,271",16.66492842,,,,,,,,,,,,,,,,,
May-92,0.46,0.14,8.11,13.45,"425,558",17.08337216,,,,,,,,,,,,,,,,,
Jun-92,0.42,0.19,12.12,18.96,"425,510",17.79700712,,,,,,,,,,,,,,,,,
Jul-92,0.60,0.29,13.50,20.22,"440,210",18.65611716,,,,,,,,,,,,,,,,,
Aug-92,0.98,0.20,13.91,19.66,"442,131",18.91711156,,,,,,,,,,,,,,,,,
Sep-92,0.84,0.17,9.75,14.81,"422,574",18.88825163,,,,,,,,,,,,,,,,,
Oct-92,2.22,0.14,9.94,14.19,"435,690",18.747807,,,,,,,,,,,,,,,,,
Nov-92,0.89,0.18,11.87,17.32,"409,266",19.1036111,,,,,,,,,,,,,,,,,
Dec-92,1.92,0.39,19.69,26.11,"426,169",19.61856751,,,,,,,,,,,,,,,,,
Jan-93,1.79,0.28,17.06,22.37,"422,755",19.61903239,,,,,,,,,,,,,,,,,
Feb-93,2.03,0.27,17.52,23.15,"383,950",20.22299666,,,,,,,,,,,,,,,,,
Mar-93,3.88,0.34,20.69,26.39,"432,980",20.51460604,,,,,,,,,,,,,,,,,
Apr-93,0.82,0.16,11.48,17.08,"420,051",19.15902125,,,,,,,,,,,,,,,,,
May-93,0.42,0.13,7.74,12.89,"430,185",17.64237696,,,,,,,,,,,,,,,,,
Jun-93,0.72,0.25,11.10,16.75,"424,599",16.82194611,,,,,,,,,,,,,,,,,
Jul-93,0.46,0.16,8.89,13.94,"436,269",16.59093258,,,,,,,,,,,,,,,,,
Aug-93,0.54,0.16,10.75,15.88,"441,745",17.27867656,,,,,,,,,,,,,,,,,
Sep-93,0.68,0.18,9.93,15.37,"416,357",18.44838685,,,,,,,,,,,,,,,,,
Oct-93,0.61,0.16,11.36,16.96,"428,476",19.14625613,,,,,,,,,,,,,,,,,
Nov-93,1.25,0.16,14.00,18.82,"407,900",19.48522983,,,,,,,,,,,,,,,,,
Dec-93,1.04,0.19,16.47,21.39,"425,234",19.57929399,,,,,,,,,,,,,,,,,
Jan-94,4.86,0.40,24.52,29.53,"423,861",20.84156301,,,,,,,,,,,,,,,,,
Feb-94,4.37,0.37,21.15,26.17,"386,954",20.57127348,,,,,,,,,,,,,,,,,
Mar-94,1.20,0.20,13.72,17.44,"435,516",19.02657533,,,,,,,,,,,,,,,,,
Apr-94,0.59,0.20,12.29,16.97,"420,995",18.52217799,,,,,,,,,,,,,,,,,
May-94,0.38,0.15,8.27,12.37,"436,432",17.66632806,,,,,,,,,,,,,,,,,
Jun-94,0.63,0.27,13.08,18.23,"426,490",17.70271165,,,,,,,,,,,,,,,,,
Jul-94,0.86,0.29,15.39,20.55,"443,736",18.11408585,,,,,,,,,,,,,,,,,
Aug-94,0.54,0.25,11.87,16.25,"451,086",17.61557554,,,,,,,,,,,,,,,,,
Sep-94,0.41,0.13,8.14,12.05,"430,861",17.58793224,,,,,,,,,,,,,,,,,
Oct-94,0.49,0.16,10.06,14.07,"449,369",17.97365682,,,,,,,,,,,,,,,,,
Nov-94,0.62,0.20,14.42,19.25,"428,227",18.6174069,,,,,,,,,,,,,,,,,
Dec-94,0.97,0.21,17.22,20.75,"446,521",18.55131037,,,,,,,,,,,,,,,,,
Jan-95,3.07,0.29,21.61,26.17,"464,933",19.51409561,,,,,,,,,,,,,,,,,
Feb-95,2.38,0.18,17.14,21.09,"418,312",19.67601343,,,,,,,,,,,,,,,,,
Mar-95,1.59,0.16,16.51,20.70,"461,503",20.06852438,,,,,,,,,,,,,,,,,
Apr-95,1.32,0.17,14.18,18.70,"441,074",20.7011382,,,,,,,,,,,,,,,,,
May-95,1.43,0.18,14.42,19.32,"448,341",21.14624084,,,,,,,,,,,,,,,,,
Jun-95,1.32,0.21,18.30,24.06,"439,423",21.23386527,,,,,,,,,,,,,,,,,
Jul-95,1.29,0.24,16.25,19.92,"449,856",20.87005051,,,,,,,,,,,,,,,,,
Aug-95,1.66,0.22,16.66,20.15,"457,423",20.81388512,,,,,,,,,,,,,,,,,
Sep-95,1.16,0.11,10.96,14.42,"429,774",20.97620462,,,,,,,,,,,,,,,,,
Oct-95,1.09,0.15,14.06,17.91,"448,017",21.91931368,,,,,,,,,,,,,,,,,
Nov-95,1.47,0.19,18.52,22.15,"427,091",23.16059683,,,,,,,,,,,,,,,,,
Dec-95,2.87,0.26,28.38,32.34,"441,688",24.2828911,,,,,,,,,,,,,,,,,
Jan-96,6.62,0.44,31.51,37.33,"447,224",24.32554561,,,,,,,,,,,,,,,,,
Feb-96,3.47,0.33,23.56,28.10,"420,265",24.36820012,,,,,,,,,,,,,,,,,
Mar-96,1.98,0.21,20.16,24.06,"449,569",23.80919836,,,,,,,,,,,,,,,,,
Apr-96,1.27,0.17,15.52,19.82,"436,007",23.62733474,,,,,,,,,,,,,,,,,
May-96,1.57,0.22,16.51,21.08,"448,923",23.90705721,,,,,,,,,,,,,,,,,
Jun-96,1.81,0.28,20.43,25.33,"443,311",24.1898225,,,,,,,,,,,,,,,,,
Jul-96,2.04,0.26,20.03,24.71,"458,376",24.62647061,,,,,,,,,,,,,,,,,
Aug-96,1.72,0.25,20.02,25.31,"462,294",24.99672555,,,,,,,,,,,,,,,,,
Sep-96,1.76,0.21,15.97,21.31,"438,352",25.2322349,,,,,,,,,,,,,,,,,
Oct-96,1.74,0.25,17.24,22.81,"456,577",25.29947349,,,,,,,,,,,,,,,,,
Nov-96,2.19,0.24,17.44,22.09,"435,088",25.11532181,,,,,,,,,,,,,,,,,
Dec-96,2.70,0.32,28.63,33.37,"455,997",25.53856242,,,,,,,,,,,,,,,,,
Jan-97,3.95,0.32,25.81,31.59,"459,123",24.96188403,,,,,,,,,,,,,,,,,
Feb-97,2.07,0.20,19.63,24.79,"415,656",23.59393168,,,,,,,,,,,,,,,,,
Mar-97,1.81,0.21,17.84,21.90,"460,986",22.53688908,,,,,,,,,,,,,,,,,
Apr-97,1.58,0.19,15.99,20.15,"447,294",22.17635209,,,,,,,,,,,,,,,,,
May-97,1.13,0.17,13.04,16.84,"457,361",21.63469423,,,,,,,,,,,,,,,,,
Jun-97,1.51,0.32,18.59,23.86,"450,737",21.80383139,,,,,,,,,,,,,,,,,
Jul-97,1.69,0.28,17.71,22.50,"466,771",21.79627889,,,,,,,,,,,,,,,,,
Aug-97,1.48,0.23,17.32,21.44,"466,608",21.4998268,,,,,,,,,,,,,,,,,
Sep-97,1.43,0.17,11.32,14.97,"444,431",21.2044957,,,,,,,,,,,,,,,,,
Oct-97,1.64,0.13,14.24,18.45,"459,247",21.5729325,,,,,,,,,,,,,,,,,
Nov-97,1.55,0.20,16.62,21.78,"432,725",21.91874992,,,,,,,,,,,,,,,,,
Dec-97,1.82,0.26,21.36,26.46,"450,904",21.83271809,,,,,,,,,,,,,,,,,
Jan-98,3.07,0.28,20.10,24.95,"452,001",21.89956068,,,,,,,,,,,,,,,,,
Feb-98,2.54,0.25,19.09,24.61,"412,832",22.46455922,,,,,,,,,,,,,,,,,
Mar-98,2.14,0.25,19.74,24.15,"459,703",22.99810818,,,,,,,,,,,,,,,,,
Apr-98,1.57,0.22,16.60,20.88,"442,644",23.58586091,,,,,,,,,,,,,,,,,
May-98,2.09,0.21,18.27,22.52,"449,293",24.23909678,,,,,,,,,,,,,,,,,
Jun-98,2.88,0.40,24.53,29.58,"446,427",24.49817362,,,,,,,,,,,,,,,,,
Jul-98,2.02,0.23,18.30,21.14,"462,429",23.4924581,,,,,,,,,,,,,,,,,
Aug-98,3.16,0.25,19.38,22.97,"465,910",23.29771613,,,,,,,,,,,,,,,,,
Sep-98,7.41,0.15,18.56,21.06,"443,901",23.19992235,,,,,,,,,,,,,,,,,
Oct-98,1.71,0.19,14.72,18.25,"457,954",22.29104235,,,,,,,,,,,,,,,,,
Nov-98,1.47,0.15,13.62,16.71,"436,528",21.68911988,,,,,,,,,,,,,,,,,
Dec-98,2.18,0.34,23.11,26.78,"455,099",22.39439312,,,,,,,,,,,,,,,,,
Jan-99,5.85,0.45,28.05,32.34,"453,814",23.34000585,,,,,,,,,,,,,,,,,
Feb-99,3.48,0.19,17.86,21.09,"417,627",22.64385297,,,,,,,,,,,,,,,,,
Mar-99,2.66,0.22,18.63,21.91,"466,267",23.2448342,,,,,,,,,,,,,,,,,
Apr-99,1.98,0.24,18.95,24.27,"450,620",24.79414734,,,,,,,,,,,,,,,,,
May-99,2.57,0.25,18.84,23.81,"462,054",25.62297316,,,,,,,,,,,,,,,,,
Jun-99,2.75,0.35,23.32,29.12,"460,467",26.08884326,,,,,,,,,,,,,,,,,
Jul-99,3.14,0.35,24.02,28.93,"474,047",26.02775368,,,,,,,,,,,,,,,,,
Aug-99,2.44,0.23,19.77,23.89,"479,549",24.88718651,,,,,,,,,,,,,,,,,
Sep-99,3.31,0.17,16.72,20.65,"460,251",24.08453161,,,,,,,,,,,,,,,,,
Oct-99,2.04,0.13,16.46,19.94,"478,294",22.93687689,,,,,,,,,,,,,,,,,
Nov-99,1.68,0.16,15.84,18.59,"454,950",21.72209574,,,,,,,,,,,,,,,,,
Dec-99,1.74,0.19,18.42,22.00,"469,944",21.15331255,,,,,,,,,,,,,,,,,
Jan-00,5.21,0.28,21.74,26.25,"470,477",22.09801675,,,,,,,,,,,,,,,,,
Feb-00,3.42,0.24,21.11,25.24,"444,499",23.14237734,,,,,,,,,,,,,,,,,
Mar-00,2.12,0.21,19.27,23.01,"482,944",24.17175651,,,,,,,,,,,,,,,,,
Apr-00,2.51,0.22,20.26,24.63,"463,263",26.08662382,,,,,,,,,,,,,,,,,
May-00,3.45,0.28,21.66,25.75,"478,909",27.61667259,,,,,,,,,,,,,,,,,
Jun-00,3.95,0.34,28.89,33.66,"471,100",28.8061519,,,,,,,,,,,,,,,,,
Jul-00,3.21,0.27,25.69,29.69,"483,342",28.81347568,,,,,,,,,,,,,,,,,
Aug-00,3.05,0.28,25.44,30.04,"491,366",28.46915304,,,,,,,,,,,,,,,,,
Sep-00,2.24,0.21,17.97,21.90,"463,097",27.53906974,,,,,,,,,,,,,,,,,
Oct-00,2.13,0.19,19.83,23.93,"485,761",27.05679894,,,,,,,,,,,,,,,,,
Nov-00,2.35,0.18,22.95,27.38,"461,855",26.5554644,,,,,,,,,,,,,,,,,
Dec-00,6.00,0.31,33.80,37.59,"475,398",25.27606884,,,,,,,,,,,,,,,,,
Jan-01,3.78,0.19,21.44,24.77,"524,536",23.99667328,,,,,,,,,,,,,,,,,
Feb-01,3.66,0.30,22.87,27.34,"472,928",24.03529133,,,,,,,,,,,,,,,,,
Mar-01,3.38,0.17,21.80,24.85,"525,632",23.62630358,,,,,,,,,,,,,,,,,
Apr-01,2.23,0.18,17.76,20.80,"508,843",23.24433237,,,,,,,,,,,,,,,,,
May-01,1.78,0.16,15.49,18.59,"524,305",22.83274385,,,,,,,,,,,,,,,,,
Jun-01,2.98,0.32,21.29,24.86,"514,448",22.93344059,,,,,,,,,,,,,,,,,
Jul-01,2.10,0.22,19.00,21.94,"532,406",22.90443285,,,,,,,,,,,,,,,,,
Aug-01,2.46,0.29,20.21,23.91,"538,439",23.18605859,,,,,,,,,,,,,,,,,
Sep-01,20.34,0.29,31.63,32.51,"485,616",23.18605859,,,,,,,,,,,,,,,,,
Oct-01,1.54,0.17,14.82,15.18,"439,574",17.01559954,,,,,,,,,,,,,,,,,
Nov-01,1.08,0.16,13.46,15.29,"417,386",16.5321687,,,,,,,,,,,,,,,,,
Dec-01,1.01,0.14,17.70,19.78,"429,869",16.01226179,,,,,,,,,,,,
Jan-02,1.67,0.11,15.28,18.98,"436,336",15.95657087,,,,,,,,,,,,
Feb-02,1.08,0.10,12.53,15.31,"399,535",16.40881261,,,,,,,,,,,,
Mar-02,1.35,0.17,17.89,21.41,"447,896",17.99757565,,,,,,,,,,,,
Apr-02,1.03,0.16,13.93,17.41,"437,662",18.82542225,,,,,,,,,,,,
May-02,0.99,0.13,13.83,17.24,"449,529",19.25455215,,,,,,,,,,,,
Jun-02,1.71,0.23,18.40,21.36,"448,322",19.39566456,,,,,,,,,,,,
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