An airline ticket is a document, issued by an airline or a travel agency , to confirm that an person has bought a seat on a flight on an aircraft. Then, you will be expected to sign a letter of indemnity in case the lost airline ticket is employed or refunded. Ideally, you really should have a photocopy of your airline ticket or the ticket number. If you never have a photocopy of the airline ticket or no record of the ticket number, offer information of your flight. I Survived an Airplane Accident: I was immediately reminded of a similar event that occurred to me just a couple of months ago. There is no assure that you will get a replacement or refund for your lost ticket. As soon as you are positive the airline ticket is lost, speak to your travel agent or the airline firm, if you have bought your ticket on your personal.