Threshold Air Charter's high safety standards and commitment to exceptional service make for an unmatched travel experience. An on-call, discreet and courteous staff is available 24/7 to coordinate any travel requirements. Our Fleet of finely appointed executive aircraft provide luxurious comfort and reliability wherever your business or personal plans takes you. Request Quote * Certified ARG/US Gold * Complete in house maintenance promotes safety and reliability * Conveniently located base allows for short notice departures from all Southern California airports