Avianca is a major airline based in Colombia, founded in 1919. It is one of the oldest airlines in the world and operates both domestic and international flights. The airline is a member of the Star Alliance, which allows it to offer a wide range of destinations and services in partnership with other airlines. Avianca's main hub is located at El Dorado International Airport in Bogotá. The airline provides various classes of service, including economy and business, and is known for its commitment to customer service and safety. It serves numerous destinations across Latin America, North America, and Europe.