The next phase of Boeing’s 737 Max 10 certification, Alaska Airlines’ purchase of Boeing jets, the effects of sanctions on airlines, the discontinuation of Avelo Airlines’ deportation flights, and the acquisition of Sun Country Airlines by Allegiant. Boeing 737 Max 10, courtesy Boeing. Aviation News Boeing advances 737 Max 10 into next phase of FAA flight testing Boeing’s 737 Max 10 has entered the second major phase of FAA flight testing, Type Inspection Authorization (TIA). An outstanding design change for the Max 7 and Max 10 engine anti‑ice system has led to certification delays. The core issue is an engine anti-ice design that can overheat and damage the composite engine inlet structure if left on for too long in non-icing conditions. Regulators consider this an unacceptable hazard. The problem affects all Max variants, but it is being treated as a hard certification gate for the Max 7 and 10. Alaska Airlines to buy more than 100 Boeing jets in carrier’s bigg...