Airline On-Time Performance and Causes of Flight Delays
Dataset Summary
| Agency: | Department of Transportation |
| Sub-Agency: | Bureau of Transportation Statistics |
| Category: | Transportation |
| Date Released: | 10/1/1987 |
| Date Updated: | 5/12/2009 |
| Time Period: | October 1987 onward |
| Frequency: | monthly |
| Description: | This table contains on-time arrival data for non-stop domestic flights by major air carriers, and provides such additional items as departure and arrival delays, origin and destination airports, flight numbers, scheduled and actual departure and arrival times, cancelled or diverted flights, taxi-out and taxi-in times, air time, and non-stop distance. |
Dataset Information
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Data.gov Data Category Type
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Tool Catalog
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| Specialized Data Category Designation | Statistical |
| Keywords | monthly on-time performance data, airlines, domestic air travel, delays |
| Unique ID | 23 |
Contributing Agency Information
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Citation
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Airline On-time Performance and Causes of Flight Delays - Download Monthly On-Time Data, Bureau of Transportation Statistics, Research and Innovative Technology Administration, United States Department of Transportation
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| Agency Program Page | http://www.bts.gov/programs/airline_information/ |
| Agency Data Series Page | http://www.transtats.bts.gov/Tables.asp?DB_ID=120&DB_Name=Airline%20On-Time%20Performance%20Data&DB_Short_Name=On-Time |
Dataset Coverage
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Unit of Analysis
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Airline flights classified by scheduled vs actual date/time of departure/arrival, aircraft identifier, airline, origin, destination, causes of delays/cancellations/diversions
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| Granularity | Airport |
| Geographic Coverage | United States |
Data Description
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Collection Mode
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Reporting Carriers are required under 14 CFR 234 to report on-time performance data directly to BTS. See Accounting and Reporting directive 17.
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| Data Collection Instrument | http://www.bts.gov/programs/airline_information/accounting_and_reporting_directives/technical_directive_17.html |
| Data Dictionary/Variable List | http://www.transtats.bts.gov/TableInfo.asp?Table_ID=236&DB_Short_Name=On-Time&Info_Only=0 |
Additional Dataset Documentation
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Technical Documentation
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| Additional Metadata |
Statistical Information
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Statistical Methodology
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A complete enumeration of flights by reporting carriers.
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| Sampling | http://www.bts.gov/help/aviation/#q1 |
| Estimation | Not Applicable |
| Weighting | Not Applicable |
| Disclosure avoidance | Not Applicable |
| Questionnaire design | |
| Series breaks | Not Applicable |
| Non-response adjustment | Not Applicable |
| Seasonal adjustment | Not Applicable |
| Statistical Characteristics |
OMB Control No. 3090-0284
