Key Transportation Indicators,,,,,,
Title,U.S. Major Air Carriers On-time Performance,,,,,
Subject,Service Performance,,,,,
Mode,Air,,,,,
Source,http://www.transtats.bts.gov/HomeDrillChart.asp,,,,,
Date,"October 23, 2009",,,,,
,,,,,,
unit,number,number,number,number,number,percentage
month,On-Time Arrivals,Late Arrivals,Flights Cancelled,Flights Diverted,Flight Operations,On-Time Percentage
Oct-87,"254,347","57,517","1,559",533,"313,956",81.01
Nov-87,"224,896","65,078","3,369",669,"294,012",76.49
Dec-87,"201,272","94,333","8,217","1,238","305,060",65.98
Jan-88,"211,413","77,942","10,419","1,357","301,131",70.21
Feb-88,"212,089","67,988","5,315",757,"286,149",74.12
Mar-88,"243,462","63,895","1,958",567,"309,882",78.57
Apr-88,"256,543","49,076","1,432",525,"307,576",83.41
May-88,"264,949","52,179","1,671",533,"319,332",82.97
Jun-88,"268,842","46,573",758,516,"316,689",84.89
Jul-88,"269,263","52,937","1,818",787,"324,805",82.90
Aug-88,"274,984","52,340","1,778",702,"329,804",83.38
Sep-88,"268,216","44,437","1,578",511,"314,742",85.22
Oct-88,"270,293","54,547","1,845",538,"327,223",82.60
Nov-88,"238,233","68,449","2,747",709,"310,138",76.82
Dec-88,"245,154","74,097","3,350",910,"323,511",75.78
Jan-89,"248,250","69,921","4,960","1,170","324,301",76.55
Feb-89,"209,808","74,473","6,383",942,"291,606",71.95
Mar-89,"242,750","78,274","5,489","1,025","327,538",74.11
Apr-89,"270,285","46,098","1,478",466,"318,327",84.91
May-89,"260,575","61,864","2,040",792,"325,271",80.11
Jun-89,"229,568","85,108","2,977","1,049","318,702",72.03
Jul-89,"249,586","70,966","2,329",823,"323,704",77.10
Aug-89,"267,340","92,736","2,438",723,"363,237",73.60
Sep-89,"281,142","68,705","4,708",753,"355,308",79.13
Oct-89,"293,509","72,415","3,851",811,"370,586",79.20
Nov-89,"274,139","74,835","3,136",783,"352,893",77.68
Dec-89,"254,232","98,102","8,240","1,539","362,113",70.21
Jan-90,"289,614","74,911","6,571","1,338","372,434",77.76
Feb-90,"243,833","82,367","6,929","1,284","334,413",72.91
Mar-90,"284,416","83,606","5,157","1,066","374,245",76.00
Apr-90,"297,936","65,382","1,751",602,"365,671",81.48
May-90,"303,265","71,898","2,176",760,"378,099",80.21
Jun-90,"294,277","73,060","2,243",883,"370,463",79.43
Jul-90,"311,189","70,179","2,877",921,"385,166",80.79
Aug-90,"303,606","80,092","2,653",954,"387,305",78.39
Sep-90,"309,706","54,760","3,088",822,"368,376",84.07
Oct-90,"317,321","65,042","2,365",830,"385,558",82.30
Nov-90,"307,410","53,757","1,706",709,"363,582",84.55
Dec-90,"261,327","99,707","7,094","1,888","370,016",70.63
Jan-91,"277,360","86,671","7,477","1,418","372,926",74.37
Feb-91,"279,319","53,657","4,579","1,117","338,672",82.47
Mar-91,"303,285","68,947","3,430",865,"376,527",80.55
Apr-91,"308,017","58,981","2,538",947,"370,483",83.14
May-91,"314,734","59,875","2,308",883,"377,800",83.31
Jun-91,"316,688","52,906","1,495",821,"371,910",85.15
Jul-91,"326,327","57,256","1,685",780,"386,048",84.53
Aug-91,"324,454","62,032","1,802",660,"388,948",83.42
Sep-91,"326,081","43,392","1,842",498,"371,813",87.70
Oct-91,"321,568","60,532","3,104","1,061","386,265",83.25
Nov-91,"301,428","60,347","3,316",811,"365,902",82.38
Dec-91,"305,648","73,343","2,687",937,"382,615",79.88
Jan-92,"315,566","65,974","5,653","1,100","388,293",81.27
Feb-92,"300,899","56,839","2,805",714,"361,257",83.29
Mar-92,"312,497","69,396","5,182","1,167","388,242",80.49
Apr-92,"327,711","48,764","1,986",746,"379,207",86.42
May-92,"335,016","50,491","1,831",538,"387,876",86.37
Jun-92,"312,268","72,269","1,693",756,"386,986",80.69
Jul-92,"318,893","78,358","2,406","1,120","400,777",79.57
Aug-92,"323,174","74,814","4,056",783,"402,827",80.23
Sep-92,"327,308","54,633","3,147",657,"385,745",84.85
Oct-92,"340,248","48,374","9,573",554,"398,749",85.33
Nov-92,"309,103","62,581","3,372",687,"375,743",82.26
Dec-92,"287,424","94,365","7,596","1,555","390,940",73.52
Jan-93,"300,212","80,188","6,950","1,109","388,459",77.28
Feb-93,"270,847","74,418","6,540",943,"352,748",76.78
Mar-93,"291,369","89,345","15,803","1,338","397,855",73.23
Apr-93,"318,515","63,551","3,231",585,"385,882",82.54
May-93,"343,131","49,572","1,702",524,"394,929",86.88
Jun-93,"323,753","62,344","2,914","1,003","390,014",83.01
Jul-93,"343,988","53,768","1,941",620,"400,317",85.93
Aug-93,"340,258","61,874","2,218",638,"404,988",84.02
Sep-93,"322,249","55,474","2,554",644,"380,921",84.60
Oct-93,"324,316","64,327","2,488",634,"391,765",82.78
Nov-93,"302,030","65,151","4,992",597,"372,770",81.02
Dec-93,"305,214","78,459","3,947",695,"388,315",78.60
Jan-94,"272,985","93,629","18,982","1,529","387,125",70.52
Feb-94,"260,073","76,196","15,707","1,325","353,301",73.61
Mar-94,"328,278","63,734","4,842",797,"397,651",82.55
Apr-94,"320,048","61,779","2,176",762,"384,765",83.18
May-94,"349,424","47,653","1,552",598,"399,227",87.53
Jun-94,"319,882","67,628","2,548","1,066","391,124",81.79
Jul-94,"323,657","78,577","3,538","1,175","406,947",79.53
Aug-94,"346,866","63,355","2,234","1,042","413,497",83.89
Sep-94,"347,716","45,603","1,644",493,"395,456",87.93
Oct-94,"355,630","54,258","2,047",674,"412,609",86.19
Nov-94,"318,763","70,738","2,462",785,"392,748",81.16
Dec-94,"326,854","78,108","3,728",852,"409,542",79.81
Jan-95,"318,931","94,230","12,167","1,157","426,485",74.78
Feb-95,"303,701","70,120","9,222",691,"383,734",79.14
Mar-95,"334,932","80,056","6,926",693,"422,607",79.25
Apr-95,"329,591","67,993","5,276",669,"403,529",81.68
May-95,"333,404","69,887","5,793",754,"409,838",81.35
Jun-95,"305,154","89,573","5,318",868,"400,913",76.11
Jul-95,"328,250","75,152","5,266",973,"409,641",80.13
Aug-95,"333,896","74,922","6,879",902,"416,599",80.15
Sep-95,"334,933","50,970","4,580",421,"390,904",85.68
Oct-95,"334,746","67,361","4,389",623,"407,119",82.22
Nov-95,"302,459","79,049","5,655",740,"387,903",77.97
Dec-95,"272,434","116,668","11,073","1,028","401,203",67.90
Jan-96,"256,822","121,090","26,349","1,788","406,049",63.25
Feb-96,"275,142","92,102","13,188","1,256","381,688",72.09
Mar-96,"312,577","87,384","7,769",841,"408,571",76.50
Apr-96,"319,629","71,333","4,881",674,"396,517",80.61
May-96,"325,536","75,722","6,186",885,"408,329",79.72
Jun-96,"303,422","91,563","6,886","1,158","403,029",75.29
Jul-96,"316,990","90,412","7,990","1,043","416,435",76.12
Aug-96,"316,420","96,018","6,785","1,030","420,253",75.29
Sep-96,"315,259","76,082","6,771",828,"398,940",79.02
Oct-96,"323,064","84,844","6,644","1,030","415,582",77.74
Nov-96,"309,570","77,464","8,190",971,"396,195",78.14
Dec-96,"277,753","125,263","10,922","1,280","415,218",66.89
Jan-97,"287,630","114,051","16,295","1,376","419,352",68.59
Feb-97,"284,785","86,155","7,917",791,"379,648",75.01
Mar-97,"328,245","83,340","7,812",878,"420,275",78.10
Apr-97,"324,925","75,433","6,482",789,"407,629",79.71
May-97,"345,744","65,580","4,681",701,"416,706",82.97
Jun-97,"310,038","92,946","6,392","1,326","410,702",75.49
Jul-97,"326,984","89,245","7,499","1,227","424,955",76.95
Aug-97,"333,361","84,266","6,445",985,"425,057",78.43
Sep-97,"343,114","55,043","5,819",692,"404,668",84.79
Oct-97,"339,809","70,792","6,959",578,"418,138",81.27
Nov-97,"308,506","78,627","5,984",820,"393,937",78.31
Dec-97,"303,794","98,666","6,926","1,049","410,435",74.02
Jan-98,"309,773","88,453","12,345","1,178","411,749",75.23
Feb-98,"284,800","80,514","9,568",955,"375,837",75.78
Mar-98,"320,178","88,711","8,765",986,"418,640",76.48
Apr-98,"319,880","76,070","6,336",880,"403,166",79.34
May-98,"318,222","81,611","8,448",850,"409,131",77.78
Jun-98,"288,087","104,951","11,642","1,647","406,327",70.90
Jul-98,"335,100","77,366","8,041",932,"421,439",79.51
Aug-98,"327,798","82,124","13,888","1,071","424,881",77.15
Sep-98,"319,535","52,920","32,160",598,"405,213",78.86
Oct-98,"342,207","67,337","7,368",826,"417,738",81.92
Nov-98,"332,493","59,428","5,863",609,"398,393",83.46
Dec-98,"305,262","99,314","9,043","1,444","415,063",73.55
Jan-99,"281,612","106,261","23,958","1,927","413,758",68.06
Feb-99,"299,733","66,291","14,084",733,"380,841",78.70
Mar-99,"330,818","81,536","11,884",974,"425,212",77.80
Apr-99,"310,875","90,491","8,553","1,041","410,960",75.65
May-99,"319,718","88,929","11,450","1,090","421,187",75.91
Jun-99,"298,153","108,267","11,885","1,469","419,774",71.03
Jul-99,"307,841","109,019","13,646","1,565","432,071",71.25
Aug-99,"333,000","92,175","10,940","1,007","437,122",76.18
Sep-99,"333,631","71,610","14,338",737,"420,316",79.38
Oct-99,"349,657","77,251","9,037",554,"436,499",80.10
Nov-99,"338,247","69,264","6,901",691,"415,103",81.49
Dec-99,"335,276","86,120","7,464",855,"429,715",78.02
Jan-00,"316,859","89,130","23,092","1,234","430,315",73.63
Feb-00,"304,173","87,324","13,770","1,037","406,304",74.86
Mar-00,"341,512","89,670","9,188",953,"441,323",77.38
Apr-00,"318,571","92,778","10,674",942,"422,965",75.32
May-00,"325,462","95,187","15,616","1,286","437,551",74.38
Jun-00,"286,264","124,992","17,227","1,507","429,990",66.57
Jul-00,"310,658","115,807","13,945","1,244","441,654",70.34
Aug-00,"314,632","119,192","14,054","1,295","449,173",70.05
Sep-00,"329,748","83,239","9,787",920,"423,694",77.83
Oct-00,"340,744","93,952","9,009",845,"444,550",76.65
Nov-00,"306,065","106,075","9,845",754,"422,739",72.40
Dec-00,"271,784","135,840","26,434","1,404","435,462",62.41
Jan-01,"338,247","86,780","14,752",870,"440,649",76.76
Feb-01,"293,717","89,208","13,094","1,276","397,295",73.93
Mar-01,"335,539","91,512","13,905",828,"441,784",75.95
Apr-01,"342,801","76,355","8,395",803,"428,354",80.03
May-01,"363,097","70,052","6,967",716,"440,832",82.37
Jun-01,"327,673","91,629","12,206","1,449","432,957",75.68
Jul-01,"351,721","86,673","8,629","1,085","448,108",78.49
Aug-01,"346,122","95,553","10,153","1,408","453,236",76.37
Sep-01,"272,790","48,191","83,694","1,208","405,883",67.21
Oct-01,"310,690","50,077","3,903",660,"365,330",85.04
Nov-01,"299,009","49,559","3,260",554,"352,382",84.85
Dec-01,"290,547","68,719","3,243",545,"363,054",80.03
Jan-02,"311,291","67,357","6,056",448,"385,152",80.82
Feb-02,"298,705","49,811","3,552",371,"352,439",84.75
Mar-02,"309,767","79,442","4,423",676,"394,308",78.56
Apr-02,"318,914","62,451","3,231",648,"385,244",82.78
May-02,"327,718","64,495","3,395",524,"396,132",82.73
Jun-02,"310,994","76,790","5,941",944,"394,669",78.80
Jul-02,"328,166","75,859","5,033","1,031","410,089",80.02
Aug-02,"340,880","65,598","3,942",803,"411,223",82.89
Sep-02,"332,989","40,422","2,969",479,"376,859",88.36
Oct-02,"330,928","55,797","3,488",454,"390,667",84.71
Nov-02,"312,521","47,903","2,632",419,"363,475",85.98
Dec-02,"296,112","72,344","5,681",870,"375,007",78.96
Jan-03,"317,642","48,300","3,878",466,"370,286",85.78
Feb-03,"263,426","59,080","11,151",724,"334,381",78.78
Mar-03,"314,718","53,104","4,975",629,"373,426",84.28
Apr-03,"306,754","38,752","2,958",427,"348,891",87.92
May-03,"303,468","47,480","1,952",513,"353,413",85.87
Jun-03,"293,629","59,295","2,252",717,"355,893",82.50
Jul-03,"297,218","69,124","3,966",852,"371,160",80.08
Aug-03,"294,154","69,992","5,226","1,066","370,438",79.41
Sep-03,"299,223","42,921","4,620",540,"347,304",86.16
Oct-03,"315,461","44,905","2,630",496,"363,492",86.79
Nov-03,"276,817","61,397","3,517",611,"342,342",80.86
Dec-03,"277,969","75,456","5,829",553,"359,807",77.26
Jan-04,"272,113","75,984","8,908",593,"357,598",76.09
Feb-04,"265,979","67,999","4,828",473,"339,279",78.40
Mar-04,"300,684","63,457","3,434",540,"368,115",81.68
Apr-04,"295,400","57,716","1,903",432,"355,451",83.11
May-04,"281,169","75,041","4,554","1,077","361,841",77.71
Jun-04,"263,281","93,355","3,580","1,096","361,312",72.87
Jul-04,"283,773","83,714","4,069","1,030","372,586",76.16
Aug-04,"292,356","78,905","5,223",824,"377,308",77.48
Sep-04,"294,043","44,736","11,038",721,"350,538",83.88
Oct-04,"297,933","64,358","2,655",462,"365,408",81.53
Nov-04,"281,431","66,857","2,493",547,"351,328",80.10
Dec-04,"265,843","93,050","5,442",829,"365,164",72.80
Jan-05,"258,436","85,723","11,924","1,127","357,210",72.35
Feb-05,"257,546","67,762","4,315",508,"330,131",78.01
Mar-05,"285,529","81,459","4,704",498,"372,190",76.72
Apr-05,"297,559","54,526","3,457",457,"355,999",83.58
May-05,"303,575","56,552","2,639",512,"363,278",83.57
Jun-05,"266,015","88,027","4,595",962,"359,599",73.98
Jul-05,"259,072","103,600","6,103","1,270","370,045",70.01
Aug-05,"275,789","85,613","6,784","1,144","369,330",74.67
Sep-05,"272,924","53,115","6,272",561,"332,872",81.99
Oct-05,"276,286","59,247","5,851",414,"341,798",80.83
Nov-05,"263,492","61,626","2,005",519,"327,642",80.42
Dec-05,"240,970","88,744","4,621",596,"334,931",71.95
Jan-06,"276,008","64,575","4,519",704,"345,806",79.82
Feb-06,"240,027","68,968","5,928",614,"315,537",76.07
Mar-06,"275,642","78,457","3,497",583,"358,179",76.96
Apr-06,"269,597","69,172","2,443",537,"341,749",78.89
May-06,"278,005","69,214","2,644",683,"350,546",79.31
Jun-06,"255,569","85,522","3,404","1,085","345,580",73.95
Jul-06,"266,844","83,116","4,228","1,169","355,357",75.09
Aug-06,"277,766","77,618","4,223",912,"360,519",77.05
Sep-06,"262,241","70,438","4,397",706,"337,782",77.64
Oct-06,"264,798","84,338","4,592",678,"354,406",74.72
Nov-06,"263,585","71,612","4,033",622,"339,852",77.56
Dec-06,"253,712","88,169","7,547",788,"350,216",72.44
Jan-07,"262,128","78,754","7,065",596,"348,543",75.21
Feb-07,"219,034","85,668","11,212",659,"316,573",69.19
Mar-07,"261,215","88,340","7,889",673,"358,117",72.94
Apr-07,"260,827","78,384","4,872",672,"344,755",75.66
May-07,"272,173","77,533","3,359",814,"353,879",76.91
Jun-07,"234,059","105,492","7,346","1,286","348,183",67.22
Jul-07,"249,005","102,902","5,464","1,323","358,694",69.42
Aug-07,"258,120","96,013","4,625","1,212","359,970",71.71
Sep-07,"272,551","57,903","3,033",548,"334,035",81.59
Oct-07,"273,787","73,209","2,914",536,"350,446",78.13
Nov-07,"270,496","62,687","2,722",363,"336,268",80.44
Dec-07,"227,672","105,971","8,136",686,"342,465",66.48
Jan-08,"248,615","81,920","6,968",625,"338,128",73.53
Feb-08,"223,857","85,244","8,182",983,"318,266",70.34
Mar-08,"247,992","89,966","7,024",840,"345,822",71.71
Apr-08,"258,716","70,029","6,342",552,"335,639",77.08
May-08,"266,211","72,364","3,054",491,"342,120",77.81
Jun-08,"237,488","96,709","4,493","1,279","339,969",69.86
Jul-08,"267,607","77,334","4,995","1,129","351,065",76.23
Aug-08,"269,226","67,557","4,392","1,024","342,199",78.68
Sep-08,"265,727","39,902","5,664",382,"311,675",85.26
Oct-08,"279,217","41,726","1,857",484,"323,284",86.37
Nov-08,"252,842","45,157","2,282",409,"300,690",84.09
Dec-08,"208,273","93,173","7,259","1,321","310,026",67.18
Jan-09,"238,790","57,632","5,766",623,"302,811",78.86
Feb-09,"230,418","42,503","3,029",386,"276,336",83.38
Mar-09,"250,530","58,076","5,457",708,"314,771",79.59
Apr-09,"241,098","56,777","2,860",782,"301,517",79.96
May-09,"248,205","54,657","2,231",679,"305,772",81.17
Jun-09,"233,963","68,781","3,535","1,109","307,388",76.11
Jul-09,"249,965","65,403","2,579",927,"318,874",78.39
Aug-09,"250,523","58,328","2,217",755,"311,823",80.34
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