SOURCE: Bureau of Transportation Statistics, Airline On-Time data.
NOTE: Cancellation data from on-time data reported to BTS by 18 air carriers. Airport data on these tables for 29 airports with 1 percent of domestic scheduled service enplanements. For cancellation data by day for other airports, see Airline On-Time Statistics. For further explanation, see Airline On-Time Performance. A canceled flight was a flight listed in a carrier's computer reservation system during the seven calendar days prior to scheduled departure but not operated.