miles in a member's account can be exchanged for award flights on all the fully integrated airline partners and all of the star alliance carriers. the number of miles that is deducted from the account depends on the origin and destination of that flight. the number of miles that is required can be checked in this file. additional fees and taxes will still apply for award flights (but can be paid by additional miles). since the beginning of 2017, with “cash & miles” members have been able to use miles flexibly for their flights, and thus, to reduce the amount of money to be paid.