Originally Posted by
pharmflyer
Unfortunately, "Base miles" is "base award miles", so just 5x fare, and not the actual distance of the flight. Just so happens in this example that 128*5 =640, and IND-LGA is ~660 miles so it's close but not right. But I don't see anywhere to track MM accruals line by line, unlike AA. (Mine was an award flight so 0 accrual but you get what I'm saying)
Edit: I see
xliioper beat me to it - they're 100% correct as always!
I honestly never paid that close attention to it. I always figured the miles accumulated however they would accumulate. I haven't really cared until I started to get closer to 1MM.