Air traffic was disrupted and there was no way to communicate with aircraft over the airspace, authorities said. Published On 4 Jan 20264 Jan 2026 Click here to share on social media share2 Share Incoming and outgoing flights were temporarily suspended in airports across Greece after airspace radio frequencies were lost due to a technical problem that has confounded authorities. Thousands of travellers were seen stranded at airports for several hours on Sunday as air traffic was crippled and communications were cut off. Recommended Stories list of 3 itemsend of list Authorities said the disruption began just before 9am local time (07:00 GMT), when most aviation radio frequencies were hit by massive interference, forcing a precautionary shutdown of Greek airspace. Greece’s civil aviation authority said an indeterminate “noise” impacted radio channels, but the cause was not clear. “The ‘noise’ observed in the frequencies was in the form of continuous, involuntary emission,” it said in a statement. People gather as airports across Greece suspended arrivals and departures on Sunday at the Eleftherios Venizelos International Airport, near …