Thick blanket of fog sparks series of flight cancellations at Sydney Airport

By MATT JONES, SENIOR NEWS REPORTER, AUSTRALIA Published: 02:16, 27 May 2026 | Updated: 02:17, 27 May 2026 A thick blanket of fog over Sydney has sparked a series of cancellations at one of Australia's busiest airports. Sydneysiders woke to fog about 50metres above the ground on Wednesday, with the thick mist stretching from the city's south to the north-western suburbs. Sydney Airport has been covered by fog all morning, resulting in delays and cancellations across the network.  A number of domestic flights to Melbourne, Canberra and Port Macquarie were cancelled due to safety concerns.  Qantas' QF405 and QF425 to Melbourne, QF1427 to Canberra, QF2160 to Port Macquarie, Jetstar flight 505 to Melbourne and a Qantas flight to Christchurch were all cancelled as a result of the weather.  'Fog has descended at the airport resulting in delays and cancellations across the network. We will continue to monitor the weather conditions as the morning progresses,' a Sydney Airport spokesperson said. 'We advise passengers to check the status of their flight with the airline.' The fog has also affected incoming flights to Sydney.  Fog covered large parts of Sydney on Wednesday morning, impacting travel Commuters at Sydney Airport have faced delays and cancellations due to the fog Motorists were also warned about potentially dangerous conditions as they travelled to work Two international flights from Canada were diverted to Brisbane Airport, as were three cargo flights. The Bureau of Meteorology (BoM) issued a 4am warning to motorists travelling on Sydney roads.  'Reduced visibility in fog will make road conditions dangerous during Wednesday in all suburbs,' a BoM spokesperson said. 'Motorists are advised to take extreme care.' Commuters are urged to check the Live Traffic NSW app for more information about road closures and updates on conditions. The Daily Mail contacted Sydney Airport for further comment. No comments have so far been submitted. Why not be the first to send us your thoughts, or debate this issue live on our message boards. By posting your comment you agree to our house rules. Do you want to automatically post your MailOnline comments to your Facebook Timeline? Your comment will be posted to MailOnline as usual. Do you want to automatically post your MailOnline comments to your Facebook Timeline? Your comment will be posted to MailOnline as usual We will automatically post your comment and a link to the news story to your Facebook timeline at the same time it is posted on MailOnline. To do this we will link your MailOnline account with your Facebook account. We’ll ask you to confirm this for your first post to Facebook. You can choose on each post whether you would like it to be posted to Facebook. Your details from Facebook will be used to provide you with tailored content, marketing and ads in line with our Privacy Policy.