Originally Posted by
LibFlyer
When it comes to Sky Club memberships, Delta seems to put a rather low value on FF miles. (Well under a penny a mile.)
Airlines always do this though - they charge you an arm and a leg to buy or transfer miles, and treat them as worth little when using them in lieu of cash.
Think of the airline acting as a bank, and charging a 50% fee to transfer miles currency into cash and vice versa.