Question: how many dc-9's are still flying?
Answer: The DC-9-80, later redesignated MD-80, launched the family of commercial jet airliners with McDonnell Douglas ”MD” designation. In 1996, more than 880 DC-9s were still flying. However, on Jan. 6, 2014, Delta Airlines officially retired its remaining DC-9 following flight 2014 departing Minneapolis/St.