Boeing 747 DeltaBoeing 747 Delta Airlines airplane model. Like many airlines based in the United States, Delta was an early buyer of the 747. The first jet, a 100 model, was delivered in early October of 1970. The hulking aircraft flew its first scheduled service for the airline several weeks later, on Oct. 25. The first route was between Atlanta and Los Angeles, with a stop in Dallas. Like many of the early airlines to fly the 747, Delta took full advantage of the