The timing of the 737 MAX's return to service is up to global regulators, but airlines are bracing for a further 10 to 12 weeks before the plane can resume commercial service, the WSJ reported, citing International Air Transport Association (IATA) Director General Alexandre de Junica.
De Junica said that the impact of the grounding on the airlines was significant, though the IATA does not yet have any numbers to quantify the financial hit from cancelled flights and lower sales.
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Last week, the US Federal Aviation Administration (FAA) hosted foreign regulators to discuss the process of clearing the 737 MAX aircraft for commercial service, but the meeting failed to produce a specific timeline, the reported said.