LJUBLJUANA, Lithuania—Romania's Blue Air operates 29 Boeing 737s, including both Classics and NGs, but is in the process of replacing its Classics with 737 Max-family versions, said Adrian Ionascu, the Romanian low-cost carrier’s director of third-party contracts.  The carrier expects to receive its first of 12 737-8 in 2019. Blue Air is leasing six and purchasing six, and plans to take two per year, Ionascu told attendees ...