Originally Posted by
RTW1
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.
It has nothing to do with a change fee rather than enforcement of revalidation if the first leg of an RTW gets rebooked. A FRWSTAR2 ex ICN was available in 2009 for 5700€++. It is now about 10 000€++. Do the math.