The SkyTeam carrier previously operated a fleet of 18 Boeing 777s.
Delta retired its Boeing 777s in 2020 without regret, favoring more cost-efficient Airbus jets.
NEW YORK/PARIS, Oct 16 (Reuters) - An airline's warning of a "bubble" in the market for used jetliners shows how vulnerable Boeing Co may be because of slowing sales of its widebody 777 jets, and ...