Large-Cabin Jets, Cabin Class, or Heavy Jets, are the best option for long international trips or luxurious transcontinental journeys. Most heavy jets can accommodate anywher between 9-16 passengers and have the option for: a flight attendant, full sized enclosed lavatory, audio/video entertainment systems, and full hot galleys for in-flight catering. The most popular reasons to use business jets with exceptionally long ranges remain: time, security, and quality of life.