The airlines make it easy to access your boarding pass these days.
You can save your boarding pass(es) to your smart phone in most cases and scan it in at boarding directly from your smart phone screen.
You can print out your boarding pass prior to your arrival at the airport at home. You can also go to the airline’s website and print out from there. You will need to enter the last name of the passenger traveling and confirmation number. The confirmation number for an airline is a 6 character code comprising of letters and numbers. (Example: Airline Confirmation# A1B2C3) You will be able to print a within 24 hours prior to your departure.
You can also typically print from airport kiosks at the airport when you arrive on your travel day. Some airlines may charge a fee for this service, but most typically do not.