An airline ticket is a document or electronic record that confirms a passenger's reservation on a specific flight. It includes important details such as the traveler's name, flight number, departure and arrival times, and the airline's name. Tickets can be purchased through various channels, including airline websites, travel agencies, and online booking platforms. There are different types of airline tickets, such as one-way, round-trip, and multi-city tickets. Prices can vary based on factors like the time of booking, demand, and class of service. Passengers must present their tickets at the airport to check in and board the aircraft.