A wave of bomb threats targeted at least 27 commercial flights across Europe Thursday, November 5, triggering emergency diversions, military fighter escorts, aircraft evacuations and extensive security searches. The incidents represent a dramatic escalation in a series of apparent hoaxes that have disrupted European aviation throughout the week.
Aircraft operating across more than a dozen European countries were affected. No explosives have been discovered in completed searches, and authorities have reported no injuries.
Among the most significant incidents, an Aer Lingus flight traveling from Dublin to Rome diverted to a French military air base at Évreux, where explosives specialists examined the aircraft. All 151 passengers and six crew members were safe.
A Finnair flight from Helsinki to Rome received military fighter escorts before landing safely at Fiumicino Airport. Three Ryanair flights bound for Sofia, Bulgaria, also received military escorts. Two landed in Sofia, while the third, originating in London, diverted to Plovdiv.
Additional threats affected LOT Polish Airlines, Wizz Air, Aegean Airlines and Air Serbia. Czech authorities searched four aircraft arriving in Prague, finding nothing suspicious.
Investigators are examining possible connections among the incidents. According to the Associated Press, threats received at two European airports contained similar language and purported to originate from an anti-feminist group. Authorities have not established whether the messages came from the same perpetrators.
European Union Transport Commissioner Apostolos Tzitzikostas said it was too early to determine whether the threats were connected. An EU aviation security information-sharing mechanism has been activated to facilitate coordination among member states.
The incidents follow eight aircraft targeted November 2–3, bringing the week’s reported total to at least 35.
Aviation security specialists warn that repeated hoaxes can impose substantial operational costs, strain emergency resources and create conditions for alert fatigue. Diversions, aircraft inspections, passenger rebooking and disrupted crew schedules can produce cascading effects throughout airline networks.
Some analysts have raised the possibility of a coordinated campaign intended to destabilize European transportation systems, potentially involving hybrid warfare tactics. However, no government or organization has been publicly identified as responsible.
The incidents underscore the challenge facing aviation security agencies: maintaining vigilance against genuine threats while responding proportionately to repeated false alarms.