Which operators fly empty legs out of Dubuque Regional Airport?Empty leg supply at Dubuque Regional Airport comes from FAA Part 135 charter operators repositioning aircraft to or from paid bookings at the airport. Every operator on SkyAccess holds an active Part 135 Air Carrier Certificate; operator identity is confidential and confirmed when you book. What aircraft categories fly empty legs from Dubuque Regional Airport?Aircraft mix at Dubuque Regional Airport reflects the operator fleet active in Dubuque, US-IA, US. Light jets typically dominate by leg count; midsize and super midsize jets are common on longer corridors; heavy jets and ultra-long-range aircraft appear less often but at deeper percentage discounts when they do.