On this continuum, the level of professional skepticism moves from something less than complete trust, to a neutral mind-set, to presumptive doubt, and all the way to complete doubt. The appropriate level of skepticism to apply is initially determined only after a careful and rigorous risk assessment.
1 The longest flying aircraft flying from Kansas City, MO to Cancun, Mexico during the 2009 year was a AirbusNdustrie's A319 flown by Frontier.  Back in 2009 there was just one airline company operating flights between Kansas City and Cancun.
Flight time from Cancun to New York via Atlanta, GA â¢ CUN to LGA via ATL. Flight duration from Cancun International Airport to La Guardia Airport via Hartsfield-jackson Atlanta International Airport, United States on Delta Air Lines flight is 6 hours 49 minutes.