Many United States airlines, such as American Airlines, US Airways and United Airlines, all allow passengers to check in to their flights online. Customers who check in on the Internet are able to print their boarding passes and avoid waiting in potentially long lines at the airport.Continue Reading
Online check-in is becoming a very popular option for major domestic and international airlines. Typically, the online check-in process requires customers to enter their name, flight information and baggage information onto the airline's website. For international flyers, the check-in also requires passport information and an emergency contact. Passengers of American Airlines, United Airlines and US Airways will usually receive an email to let them know when and where they are allowed to check in to their flight on the Internet.
All of these airlines allow customers to check in online as early as 24 hours before the flight is scheduled for departure. By checking in online, passengers are able to show up at the airport and go directly through security and to their gate. Many airlines encourage their flyers to check in on the Internet, as it makes for less traffic and smaller lines at check-in lines and security in the airport.Learn more about Geography