British Airways longest “scheduled” flight is between London and Santiago in Chile. The service started on January 3, 2017. It takes 14 hours 40 minutes, nearly an hour more than the current longest flight of 13 hours 50 minutes service to Buenos Aires.
The four-a-week flight will be served by the airline’s newest aircraft, the four-cabin Boeing 787-9 Dreamliner, complete with a new First cabin.
Santiago will be the latest destination in Latin America to join British Airways route network. The airline recently launched new services to San Jose in Costa Rica and Lima in Peru.
In addition, it also operates flight to Rio and Sao Paulo in Brazil and Buenos Aires in Argentina. – See more at: http://mediacentre.britishairways.com/pressrelease/details/86/News-1/6342#sthash.TZOVOyUc.dpuf