Passengers wearing protective masks carry their luggage at the Soekarno-Hatta International Airport, amid the spread of coronavirus disease (COVID-19) outbreak, in Tangerang near Jakarta, May 12, 2020. The transport ministry has confirmed that flights and public transport will conditionally resume. REUTERS/Willy Kurniawan

Passengers wearing protective masks respect social distancing marks on the floor as they queue at the check-in counters of the Soekarno-Hatta International Airport, amid the spread of coronavirus disease (COVID-19) outbreak, in Tangerang near Jakarta, May 12, 2020. The transport ministry confirmed what has been criticised by civil society groups as a "confusing" policy backflip. REUTERS/Willy Kurniawan

A passenger wearing a protective mask sits at the arrivals terminal of the Soekarno-Hatta International Airport, amid the spread of coronavirus disease (COVID-19) outbreak, in Tangerang near Jakarta, May 12, 2020. REUTERS/Willy Kurniawan

A view shows social distancing marks on the floor at the check-in counters of the Soekarno-Hatta International Airport, amid the spread of coronavirus disease (COVID-19) outbreak, in Tangerang near Jakarta, May 12, 2020. REUTERS/Willy Kurniawan

Crew members wearing protective masks carry their luggage at the Soekarno-Hatta International Airport, amid the spread of coronavirus disease (COVID-19) outbreak, in Tangerang near Jakarta, May 12, 2020. REUTERS/Willy Kurniawan