Electronic ticket (known also as "etix") is an electronic record of made out ticket, containing all the details of air ticket and having unique number of air ticket, generated directly in reservation system of particular air transport company. The advantage of an electronic ticket, regarding to its electronic format, is that it is impossible to loose it and it can be sent by e-mail, fax or to send the basic data by SMS.
Electronic ticket fully substitutes traditional paper air ticket (voucher).