Thank you Vanessa, That is a proper explanation as to why that happens.
Unfortunately the "customer service"
personnel are not aware of this.
Originally Posted by
LufthansaGermanAirlines
The Miles & More specification during the booking process on Lufthansa.com is steered by the flight routing.
For domestic and European cross-border routings a flat amount of miles applies which can be displayed. Mileage accrual on intercontinental flights is based on the actual flown miles which cannot be calculated on Lufthansa.com during the booking process, hence the percentage is shown and the footnote added that refers to the mileage calculater.
Vanessa