Company Says Its Aircraft Is Fastest Civilian Aircraft In The Skies Bombardier has announced that the world’s fastest business jet, the Global 8000, will be on display at the Catarina Aviation Show in São Paulo, Brazil from May 21-23, marking the tradeshow debut of the business aircraft. Bombardier says its flagship for a new era, the Global 8000 business jet, has a top speed of Mach 0.95 and a range of 8,000 nautical miles. Also, the company says it has the lowest cabin altitude in business aviation production at 2,691 feet while cruising at 41,000 feet.