Transportation

Denmark Says Drone Incident May Have Been Russian Attack

Danish police investigate drone activity at Copenhagen Airport, in Kastrup near Copenhagen, on Sept. 22, 2025.
Photographer: Steven Knap/AFP/Getty Images

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By Sanne Wass, Sara Sjolin, and Christian Wienberg

September 22, 2025 at 9:22 PM UTC

Updated on

September 23, 2025 at 1:32 PM UTC

Danish authorities are investigating a drone incident at Copenhagen airport that halted flights overnight, with Russia a suspect in a potential hybrid attack.

The presence of several large drones shuttered Scandinavia’s busiest hub for four hours on Monday evening. The terminals reopened shortly after midnight on Tuesday when the drones had disappeared.