< PrevNext > 12. Amazon Seattle Share 2018 U.S.-Booked Air Volume: $220 millionPrimary U.S. Expense Reporting Tool: ConcurConsolidated U.S. TMC: CWTOnline retail giant Amazon increased its U.S.-booked air volume in 2018, according to a BTN estimate. The company generated nearly $232.9 billion in net sales, up more than 30 percent from 2017. Amazon employed 647,500 full- and part-time employees at year-end 2018, up from 566,000 one year prior. Amazon’s travel policy forbids the use of business class air travel, even for intercontinental flights.