While the Ebola outbreak in West Africa has had minimal impact on Delta Air Lines' business, its CEO told CNBC the airline's priority is making sure its operations are safe for passengers and crew members.

Delta has screening mechanisms in place at the airport in Liberia, and its flight crews and pilots turn out of Dakar, Senegal, pick up passengers in Liberia and return to Dakar, Richard Anderson said in an interview with "Closing Bell."