Phone calls on flights could soon be banned. Former flight attendants say it's about more than manners.

Former flight attendants say in-flight phone calls can be distracting to other passengers and crew. Cristóbal Alvarado Minic/Getty Images Lawmakers introduced a bill to ban phone calls on flights. Former flight attendants say the rule would benefit crew and passengers. Phone calls on flights have been allowed by some airlines as in-flight WiFi becomes more common. Talking on the phone and smoking cigarettes could soon share something in common: being legally banned on airplanes. A bill…