Originally Posted by ingy
I currently have $69 e=rewards $$$. the time frame for flight now is July through September. Can I cash in $50 now and when I hit $50 again next month and the flight times are August through October, can I fly one flight in August for 5000 bonus miles???? Thanks ye more experienced ones

Not technically, unless you take two flights 90 days apart. Its in the T&C's.