Originally Posted by
airoli
I am not too familiar with EB but make sure they allow Star Alliance Upgrade Awards (SAUA) on LX, and that your booking class is eligible. And hopefully 40k points are enough with EB.
Eurobonus allows upgrades from Economy to Business and from Business to First on LX - but only from booking classes Y B U M and from Business to First from C D J
Y to C is 30.000 points one way and from C to F 35.000 points one way.