The chart illustrates the delay in flight departures in US airports for time periods from 1996 to 2000, from 2001 to 2005, from 2006 to 2010 and from 2011 to 2015 to Dallas, New York, Chicago and San Francisco.
The chart illustrates the delay in flight departures in US airports for time periods from 1996 to 2000, from 2001 to 2005, from 2006 to 2010 and from 2011 to 2015 to Dallas, New York, Chicago and San Francisco.