Originally Posted by
red star
The most helpful relates to changing the first segment of that PNR which is possible on LH issued tix. It saved me tons of money once when my feeder flight to ICN on a seperate PNR caused a serious delay.
That has nothing to do with the issuing airline, it's simply a a condition of a *A RTW ticket:
Change of plans -Prior to Departure
Changing travel dates/carriers/flights leading to rebooking/revalidation of any sector is free of charge.