A staff member checks passengers' health certificates at the Nursultan Nazarbayev International Airport in Nur-Sultan, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Photo by Kalizhan Ospanov/Xinhua)

Passengers keep a distance on a plane in Almaty, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Business Kazakhstan Newspaper/Handout via Xinhua)

Passengers line up to check in at the Nursultan Nazarbayev International Airport in Nur-Sultan, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Photo by Kalizhan Ospanov/Xinhua)

A passenger walks toward a check-in counter at the Nursultan Nazarbayev International Airport in Nur-Sultan, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Photo by Kalizhan Ospanov/Xinhua)

Passengers are seen at the Almaty International Airport in Almaty, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Business Kazakhstan Newspaper/Handout via Xinhua)

Pilots wearing face masks are seen in the cockpit of a plane in Almaty, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Business Kazakhstan Newspaper/Handout via Xinhua)

A staff member checks a passenger's temperature at Nursultan Nazarbayev International Airport in Nur-Sultan, Kazakhstan, on May 1, 2020. Kazakhstan has resumed domestic passenger flights between its capital Nur-Sultan and its largest city Almaty, which were suspended on March 30 due to COVID-19. Kazakhstan has reported 3,550 COVID-19 cases and 25 deaths as of Friday. At the end of April, the Kazakh government eased some COVID-19-related restrictions. (Photo by Kalizhan Ospanov/Xinhua)