flyer
noun [ C ] mainly UK (US usually flier) uk/ˈflaɪ.ər/ us/ˈflaɪ.ɚ/
(INFORMATION)
小（广告）传单
a small piece of paper with information on it about a product or event
(TRAVEL)
乘飞机的旅客
a person who travels by air
Frequent flyers receive travel privileges. 频繁坐飞机的乘客享受旅行优惠。