Airline On-Time Performance and Causes of Flight Delays

This database contains scheduled and actual departure and arrival times, reason of delay. reported by certified U.S. air carriers that account for at least one percent of domestic scheduled passenger revenues. The data is collected by the Office of Airline Information, Bureau of Transportation Statistics (BTS).

Data and Resources

Field Value
accessLevel public
accrualPeriodicity R/P1M
agencyProgramURL http://www.transtats.bts.gov/Tables.asp%3FDB_ID=120&DB_Name=Airline%20On-Time%20Performance%20Data&DB_Short_Name=On-Time
analysisUnit # of flights, #of minutes
bureauCode {021:53}
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_@id https://data.transportation.gov/data.json
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
categoryDesignation Statistical
collectionInstrument http://www.bts.gov/programs/airline_information/accounting_and_reporting_directives/technical_directive_17.html
collection_metadata true
dataQuality true
describedBy http://www.transtats.bts.gov/TableInfo.asp%3FTable_ID=236&DB_Short_Name=On-Time&Info_Only=0
identifier DOT-89
issued 1987-10-01
landingPage https://data.transportation.gov/d/r52d-vs5d
language {en-US}
license http://www.usa.gov/publicdomain/label/1.0/
modified 2018-12-19
phone 202-366-4405
programCode {021:000}
publisher Research and Innovative Technology Administration
references {http://www.bts.gov/help/aviation/}
resource-type Dataset
source_datajson_identifier true
source_hash 0a9f927a62e68854c3e01f95aa89064177c2915b
source_schema_version 1.1
temporal R/1987-01-01/P1M
theme {Transportation}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • actual-arrival-time
  • actual-departure-time
  • air-carrier
  • airport-code
  • amerigeo
  • amerigeoss
  • arrival-delay
  • cancelled-flight
  • ckan
  • enplaned-passengers
  • gate-departure-time
  • geo
  • geoss
  • national
  • north-america
  • united-states
  • wheels-off-time
isopen False
license_id us-pd
license_title us-pd
maintainer Cecelia Robinson
maintainer_email Cecelia.robinson@dot.gov
metadata_created 2025-11-21T07:19:10.066667
metadata_modified 2025-11-21T07:19:10.066671
notes This database contains scheduled and actual departure and arrival times, reason of delay. reported by certified U.S. air carriers that account for at least one percent of domestic scheduled passenger revenues. The data is collected by the Office of Airline Information, Bureau of Transportation Statistics (BTS).
num_resources 1
num_tags 17
title Airline On-Time Performance and Causes of Flight Delays