 road travel numbers are expected by the triple a already starting for the july 4th holiday period abc's phil lip off at new jersey's newark airport the tsa anticipating 5.7 million people will fly to their holiday destination a seven percent increase from last year and up 12 from 2019. tsa says perhaps the busiest travel day ever coming up will be july 7th some road travelers will face stormy weather from ohio to new york extreme heat in central and southern u.s