Leg fuel is the fuel used to fly from one waypoint to the next waypoint.
Leg Fuel = [distance between the two waypoints] ÷ [groundspeed] × [fuel burn rate for the leg type (climb, cruise, descent)]
The following fuel consumption data is available at the following for the advanced aircraft model:
Click Edit > Default Aircraft.
Select the advanced aircraft model, and click Edit.
Click on one of the following tabs as appropriate: