Delta Air Lines once had up to 31 Boeing 747s in its fleet but retired them to make way for the Airbus A350-900. One retired Boeing 747-100 has been preserved at the Delta Flight Museum in Atlanta.

Only a few of the greatest purchasers of the Boeing 747 were US airlines, and some still have them in service.

Although Delta Air Lines flew its last Boeing 747 service in 2017, its SkyMiles frequent flyer program members can still earn ...