Passengers queue upon arriving at the Adolfo Suarez Barajas Airport, after the Spanish government announced that from May 15th all people entering the country will have to go under quarantine for two weeks, amid the coronavirus disease (COVID-19) outbreak, in Madrid, Spain, May 15, 2020.
A man boards on a plane as flights resume during the coronavirus disease (COVID-19) outbreak in Riga international airport, Latvia May 18, 2020.
A view of an empty Copenhagen Airport, where normally there are 83.000 travellers a day, during the outbreak of the coronavirus disease (COVID-19), in Copenhagen, Denmark May 15, 2020. Ritzau Scanpix/Liselotte Sabroe via REUTERS
A passenger from the first Lufthansa flight to Greece, following a nationwide lockdown against the spread of the coronavirus disease (COVID-19), is tested for coronavirus, upon their arrival at the Eleftherios Venizelos International Airport in Athens, Greece, May 18, 2020.
Empty luggage carts are pictured at Paris Charles de Gaulle airport in Roissy-en-France during the outbreak of the coronavirus disease (COVID-19) in France May 19, 2020.
A empty airline check-in hall and signs showing preventive measures amid the coronavirus disease (COVID-19) outbreak are seen at Guarulhos International Airport, in Guarulhos, near Sao Paulo, Brazil, May 19, 2020.
A passenger wearing a protective mask and gloves sit on a bench at the Adolfo Suarez Barajas Airport, after the Spanish government announced that from May 15th all people entering the country will have to go under quarantine for two weeks, amid the coronavirus disease (COVID-19) outbreak, in Madrid, Spain, May 15, 2020.
Rekik Tsegaye, 35, an Ethiopian Airlines cabin maintenance technician stands inside a passenger carrier to be converted into a cargo plane at the Ethiopian Airlines hangar within Bole international airport in the Addis Ababa, Ethiopia May 15, 2020. Image used for illustrative purpose.
A flight attendant assists a passenger to fill in his travel history following the coronavirus disease (COVID-19) outbreak, on a China Eastern Airlines flight at Shenzhen Baoan International Airport in Shenzhen, Guangdong province, China May 19, 2020.
Cars are seen at car rental companies Alamo, Enterprise, National, Avis, Europcar, Budget, Sixt and Hertz outside Paris Charles de Gaulle airport in Roissy-en-France during the outbreak of the coronavirus disease (COVID-19) in France May 19, 2020. Image used for illustrative purpose
Cati gives a protective mask to her husband Eduard next to her daughter Laia, 4, before travelling to Seoul at Josep Tarradellas Barcelona-El Prat Airport, amid the coronavirus disease (COVID-19) outbreak in Barcelona, Spain May 15, 2020.
A view of an almost empty Copenhagen Airport, where normally there are 83.000 travellers a day, during the outbreak of the coronavirus disease (COVID-19), in Copenhagen, Denmark May 15, 2020. Ritzau Scanpix/Liselotte Sabroe via REUTERS
A member of the Mexican National Guard wearing a protective face mask stands next to passengers at a sanitary checkpoint, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), at Mariano Escobedo International Airport in Apodaca, Mexico May 18, 2020.
Air France passenger airplanes are reflected on a building at Paris Charles de Gaulle airport in Roissy-en-France during the outbreak of the coronavirus disease (COVID-19) in France May 19, 2020.
A thermal scanner is seen as flights resume during the coronavirus disease (COVID-19) outbreak in Riga international airport, Latvia May 18, 2020.
A view of an empty Copenhagen Airport, where normally there are 83.000 travellers a day, during the outbreak of the coronavirus disease (COVID-19), in Copenhagen, Denmark May 15, 2020. Ritzau Scanpix/Liselotte Sabroe via REUTERS
A passenger wearing protective garments arrives at the Josep Tarradellas Barcelona-El Prat Airport from London, after the Spanish government announced that from May 15th all people entering the country will have to go under quarantine for two weeks, amid the coronavirus disease (COVID-19) outbreak, in Barcelona, Spain, May 15, 2020.
French soldiers, wearing protective face masks, patrol at Paris Charles de Gaulle airport in Roissy-en-France during the outbreak of the coronavirus disease (COVID-19) in France May 14, 2020.
Passengers wearing face masks following the coronavirus disease (COVID-19) outbreak are seen on a China Eastern Airlines flight at Shenzhen Baoan International Airport in Shenzhen, Guangdong province, China May 19, 2020.
A man looks at his phone as he stands alone in the empty hall of Guarulhos International Airport amid the outbreak of the coronavirus disease (COVID-19), in Guarulhos, near Sao Paulo, Brazil, May 19, 2020.
Passengers seats removed from an Ethiopian Airline passenger carrier to be converted into a cargo plane are seen arranged at the Ethiopian Airlines hangar within Bole international airport in the Addis Ababa, Ethiopia May 15, 2020.
An Ethiopian Airlines passenger carrier is seen without seats as it is converted into a cargo plane at the Ethiopian Airlines hangar within Bole international airport in the Addis Ababa, Ethiopia May 15, 2020.
A view of an empty Copenhagen Airport, where normally there are 83.000 travellers a day, during the outbreak of the coronavirus disease (COVID-19), in Copenhagen, Denmark May 15, 2020. Ritzau Scanpix/Liselotte Sabroe via REUTERS
A pilot gets his temperature checked at a sanitary checkpoint, during a media tour to show sanitary measures taken against the coronavirus disease (COVID-19), at Mariano Escobedo International Airport in Apodaca, Mexico May 18, 2020.
A China Eastern Airlines aircraft is seen at Hongqiao International Airport in Shanghai, following the coronavirus disease (COVID-19) outbreak, China May 19, 2020.
An empty check-in hall is seen at Guarulhos International Airport as air traffic is affected by the outbreak of the coronavirus disease (COVID-19), in Guarulhos, near Sao Paulo, Brazil, May 19, 2020.
Issac Melnick, a member of the Army Corps of Engineers, wears a mandatory face mask for flying after arriving on a Delta flight to Atlanta, as the coronavirus disease (COVID-19) outbreak continues, from New York’s JFK International Airport in Atlanta, Georgia, U.S., May 15, 2020.
Pandemic reshapes air travel