How much fuel required to a320 for 1km?

The fuel consumption of an Airbus A320 can vary based on several factors, including its specific model, weight, and flight conditions. On average, an A320 consumes approximately 2.5 to 3.0 liters of fuel per kilometer flown. This translates to roughly 0.25 to 0.30 liters per passenger-kilometer, depending on the number of passengers onboard. Factors such as altitude, weather, and flight speed can also influence the actual fuel usage.