As many as three sources, familiar with the matter, told Reuters the FAA could lift a grounding order on the Max as early as Nov. 18. 

"We expect that this process will be finished in the coming days, once the agency is satisfied that Boeing has addressed the safety issues that played a role in the tragic loss of 346 lives aboard Lion Air Flight 610 and Ethiopian Airlines Flight 302," FAA Administrator Steve Dickson told FOX Business in a statement.