Originally Posted by
Flying Lawyer
It still depends on schedule and booking class. Four return trips via FRA/MUC/ZRH to HKG in cheapest Business Class (P) will bring you SEN (480 QP), but the same four return trips on the route LHR-HKG will not even give BA Silver (560 TP of 600 TP required).
Four r/t trips LHR-FRA/MUC/ZRH-HKG will bring you LH SEN, yes.
But your math is way off on BAEC. One return LHR-DOH-HKG in Business will give you 560 TP. Then, all you need are 40 TP and 4 BA flights. (The example you mentioned, four r/t LHR-HKG in Business would yield 1120 TP.)