A loss of aviation radio frequencies forced a temporary suspension of flights across Greece, leaving thousands of passengers stranded . Technical radio interference suspends Greek airspace for several hours .

Greek air traffic radio failure on January 4, 2026 halted flights, stranded travelers and triggered Europe-wide travel chaos

‍ ATHENS — Flights across Greece were grounded for several hours on Sunday after a collapse of aviation radio frequencies disrupted communications between aircraft and air-traffic controllers, forcing authorities to temporarily shut Greek airspace and stranding thousands of passengers at peak holiday-season demand.

Flights in Greece were grounded due to a massive interference in radio frequencies affecting air traffic communications. This unprecedented incident led to communication breakdowns, stranding travelers.

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