Originally Posted by JohnAx
For route planning, visit CathayPacific.com and download their Trip Planner (for all OW airlines). It's not so flexible but it's about all we've got.
^ Great summary!
There are two other tools which may be of use; the
OW timetable has a RTW facility (which admittedly is a little cumbersome, but is quite user-friendly). Another tool can be found
here.