Empty leg charter KSAT to KMKE 08/06 listing is not a scheduled flight. All times and locations are negotiable. Contact JetOptions to determine if your travel requirements fit within the availability of our charter plane. This charter aircraft is a Gulfstream IV heavy executive jet with seating for up to thirteen passengers. The empty leg charter rate from San Antonio to Milwaukee is available on August 6. Please fill out a charter request or call to book at 888-535-9538. Answered 24/7/365. STA0727