Originally Posted by
oldgoldflyer
They will definitely merge the mileage balances. For example if you had 30,000 miles with US Air and 50,000 with American, you will have 80,000 miles with the new American. Otherwise, there would be a customer mutiny.
What if I have 40,000 AA miles and 20,000 US miles? How many will I end up with?
/sarcasm