Originally Posted by
f0zzyNUE
That's only true when you fly AF/KL where mileage earning compared to flying partners (mileage accrual based on distance rather than EUR spent) is ridiculously low.
It really isn't. I fly DL-coded J (both domestic F and D1) a fair amount and it's really rare for me to get more miles from the distance formula than I'd get if it earned based on EUR.