The term 'Flight Stats' refers to the data collected about a flight, such as its departure and arrival times, the number of passengers, and the aircraft type. The crossword solution for this term is ALTS, which stands for Airline Traffic Statistics. Airline Traffic Statistics are the records of all flights taken by an airline, including the number of passengers, the aircraft type, and the flight duration. This data is used to analyze the performance of an airline and to make decisions about future operations.