Massive Interference Forces Temporary Closure of Greek Airspace
Aviation News – Greece’s Civil Aviation Authority (YPA) temporarily closed Greek airspace on Sunday after massive radio interference disrupted almost all frequencies in the Athens Flight Information Region (FIR), severely affecting flights nationwide. The incident forced limits on take-offs and landings, highlighting the critical vulnerability of air traffic communications. The disruption occurred on January 4, 2026, at 08:59 local time, when YPA detected widespread interference across operational frequencies serving the Athens FIR.