: You can use miles in 5,000-mile increments to take $50 off your fare.
: If you buy miles to top off an account for a flight, this feature essentially makes each of those miles go 15% further, lowering the "effective cost" of the flight. 3. Delta "Pay with Miles" buy skymiles cheap
: Higher purchase volumes unlock larger bonuses, effectively bringing the price down to approximately 2.51 cents per mile for maximum tier purchases (e.g., 52,000–60,000 miles). 2. TakeOff 15 Discount : You can use miles in 5,000-mile increments