Medallion Qualification Dollars (MQDs) are the sum total of the SkyMiles Member's spend on Delta-marketed flights (flight numbers that include the “DL” airline code), inclusive of the base fare and carrier-imposed surcharges, but exclusive of government-imposed taxes and fees. Spending: Earn Medallion Qualification Dollars (MQDs) or the MQD Waiver. Partner flights earn Medallion® Qualification Miles (MQMs) and. What are MQMs, and how are they different from SkyMiles? When you join an airline's frequent flyer program, you earn miles virtually every time. SkyMiles is the frequent-flyer program of Delta Air Lines that offers points (or " miles") to. Achieving top-tier elite status with Delta requires a lot of butt-in-seat miles,.