Aircraft operated by World Airways that have visited SFO These are not all the World Airways aircraft models that have flown in or out of SFO, just the ones we've seen since we so far / See all the World Airways flights / Or just the individual airplanes they have flown

Boeing 747-400. It is related to Boeing (the company) and Boeing 747 (the aircraft) .
McDonnell Douglas MD-11. It is related to McDonnell Douglas (the company) .
Boeing 747. It is related to Boeing (the company) .
Boeing 747-300. It is related to Boeing (the company) and Boeing 747 (the aircraft) .