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United States Department of Transportation United States Department of Transportation

Flights with 70 Percent or More Delayed Arrivals (4th Quarter 2009: Oct-Dec 2009)

Dataset Table:

Carrier Flight Number Origin Dest Scheduled Departure Time Number Delayed Total Operations (minimum of 30) Percent Not On-Time Average Minutes of Delay (Late flights only)
Comair 6352 IAH JFK 1140 28 31 90.32 62.14
Frontier 752 LAX MKE 1004 49 59 83.05 36.22

Notes:

Flights ranked by percent not on-time (number delayed includes cancelled and diverted flights). A flight is considered delayed when it arrived 15 or more minutes later than the schedule. A complete listing of airline and airport abbreviations is available. Some flights on the list are a combination of flights operated by the same carrier between the same origin and destination with a change in scheduled departure time of 30 minutes or less. 

Source:

Bureau of Transportation Statistics