Originally Posted by Star_Alliance
Germany-MEX-CUN-MEX-Germany is possible with companion adward (MEX-CUN is Mexicana).
But you need a paid ticket for the companion for MEC-CUN-MEX.
120 in biz for SEN + 60 for Companion
An award Germany-Mexico costs 160/105/70K miles. A domestic award within Mexico on Mexicana goes for 35/25K miles. Do you see that 120K miles for Biz don't fit into this picture?