The December 1970 OAG shows 86 weekday arrivals (77 jet) on 13 fixed-wing airlines from 31 airports,[14] but the August 1974 shows 14 arrivals (all jet) on four airlines, and in 1976–79 Midway had only the two or three Delta DC-9s from St Louis. Midway Airlines arrived on October 31, 1979, with DC-9 nonstops to Kansas City, Detroit and Cleveland Lakefront; they expanded greatly in the 1980s. Their September 1989 timetable shows 117 weekday departures to 29 cities, plus 108 departures on their commuter affiliates to 22 more cities.