md 88Atlanta was utterly essential for both, but especially the MD-88, with around 324 million of its 386 million seats, OAG reveals. Delta used the MD-90 on longer routes averagingThe MD-88 has a maximum takeoff weht of 149,500 pounds and a range of 2,700 nautical miles. It is powered by two Pratt & Whitney JT8D-200 turbofan engines, each