Several commercial flights made either unscheduled or high-alert landings in Austria, France, Italy, Belgium, Czechia and Bulgaria, according to authorities in the various countries.
Planes made unscheduled landings in Evreux, France; in Vienna, Austria; and in Bulgaria. A flight from Finland landed in Rome as scheduled but with a military escort, and another landed in Brussels amid a security threat.
The incident in France became public knowledge first, but other similar reports soon followed — DW reports.
Finland’s carrier Finnair reported that two planes landed at their scheduled destinations but amid security scares.
One Finnair flight from Helsinki to Rome landed with a military escort, according to Italian news agency ANSA. Another plane from the Finnish capital, operated by Jettime, also landed in Vienna as scheduled.
An Airbus A320 was diverted to the Evreux airbase to the west of Paris following a bomb threat.
A Wizz Air flight from Milan to Warsaw made an unscheduled landing in Vienna.
Bulgaria reported three aircraft making emergency landings because of bomb threats. Airplanes flying from Copenhagen and Madrid landed in Sofia, broadcaster bTV cited the interior minister as saying. Local media meanwhile reported a third flight, from London, landing in Plovdiv.
Polish carrier LOT also confirmed reports out of Belgium of one of its planes landing as scheduled in Brussels after receiving a security alert, but it said cabin crew conducted a routine inspection and had found no sign of a concrete threat.
Police in the Czech Republic later said that they were preparing officials at Prague airport for four landings after threats of improvised explosive devices being on board.
